Kilotest: Diagnoses of contrast poor violation by HTML element 0 on Institute for Progress US Energy Data Electricity Demand page

Basics

About the page

• URL: https://usenergydata.org/electricity-demand/
• Tested 3 days ago on 2026-10-07 at 21:52 by job 261007T2132-e35
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 11
    • Reported any rule violations: 10
  • Violations: 1524
  • Violators: 204
  • Issues: 40
• Download the full technical report (JSON)

About the issue

• Why it matters: Content is difficult to understand
• Priority: highest
• Related WCAG standard: 1.4.3
• Reported by 6 rule engines (Accessibility Checker + Alfa + Axe + Pour + SureA11y + WAVE)
• Violations: 264
• Violators: 63

About the violator

• Tag name: HTML
• Text: [not applicable]
• Start tag: <html lang="en">
• XPath: /html
• Bounding box: x = 0, y = 0, width = 1920, height = 7801
• Reported by Accessibility Checker

Diagnoses

Here is how rule engines diagnose the contrast poor issue for HTML element 0 of the Institute for Progress US Energy Data Electricity Demand page.

1. Text contrast of 4.48 with its background is less than the WCAG AA minimum requirements for text of size 13px and weight of 400

   Rule engine: Accessibility Checker (IBM)

   Rule: text_contrast_sufficient

2. Text contrast of 2.85 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

   Rule engine: Accessibility Checker (IBM)

   Rule: text_contrast_sufficient

3. Text contrast of 2.85 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

   Rule engine: Accessibility Checker (IBM)

   Rule: text_contrast_sufficient

4. Text contrast of 2.85 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

   Rule engine: Accessibility Checker (IBM)

   Rule: text_contrast_sufficient

5. Text contrast of 2.85 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

   Rule engine: Accessibility Checker (IBM)

   Rule: text_contrast_sufficient

6. Text contrast of 3.54 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

   Rule engine: Accessibility Checker (IBM)

   Rule: text_contrast_sufficient

7. Text contrast of 3.54 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

   Rule engine: Accessibility Checker (IBM)

   Rule: text_contrast_sufficient

8. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

   Rule engine: Accessibility Checker (IBM)

   Rule: text_contrast_sufficient

9. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

   Rule engine: Accessibility Checker (IBM)

   Rule: text_contrast_sufficient

10. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

11. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

12. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

13. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

14. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

15. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

16. Text contrast of 4.48 with its background is less than the WCAG AA minimum requirements for text of size 13px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

17. Text contrast of 2.85 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

18. Text contrast of 2.85 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

19. Text contrast of 2.85 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

20. Text contrast of 2.85 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

21. Text contrast of 3.54 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

22. Text contrast of 3.54 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

23. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

24. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

25. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

26. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

27. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

28. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

29. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

30. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

31. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

32. Text contrast of 4.48 with its background is less than the WCAG AA minimum requirements for text of size 13px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

33. Text contrast of 2.85 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

34. Text contrast of 2.85 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

35. Text contrast of 2.85 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

36. Text contrast of 3.54 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

37. Text contrast of 3.54 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

38. Text contrast of 3.54 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

39. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

40. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

41. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

42. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

43. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

44. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

45. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

46. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

47. Text contrast of 4.48 with its background is less than the WCAG AA minimum requirements for text of size 13px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

48. Text contrast of 2.85 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

49. Text contrast of 2.85 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

50. Text contrast of 2.85 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

51. Text contrast of 3.54 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

52. Text contrast of 3.54 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

53. Text contrast of 3.54 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

54. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

55. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

56. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

57. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

58. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

59. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

60. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

61. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

62. Text contrast of 4.48 with its background is less than the WCAG AA minimum requirements for text of size 13px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

63. Text contrast of 2.85 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

64. Text contrast of 2.85 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

65. Text contrast of 2.85 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

66. Text contrast of 3.54 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

67. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

68. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

69. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

70. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

71. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

72. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

73. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

74. Text contrast of 4.48 with its background is less than the WCAG AA minimum requirements for text of size 13px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

75. Text contrast of 2.85 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

76. Text contrast of 2.85 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 400

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

77. Text contrast of 3.54 with its background is less than the WCAG AA minimum requirements for text of size 12px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

78. Text contrast of 3.54 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

79. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

80. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

81. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

82. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 300

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

83. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

84. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

85. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

86. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

87. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient

88. Text contrast of 2.32 with its background is less than the WCAG AA minimum requirements for text of size 11px and weight of 600

    Rule engine: Accessibility Checker (IBM)

    Rule: text_contrast_sufficient