Accessibility (WCAG 2.1)
Aa
On White
5.98:1
AA Pass
Aa
On Black
3.51:1
Large Only
Aa
White on Color
5.98:1
AA Pass
Aa
Black on Color
3.51:1
Large Only
Relative Luminance
0.1257
Dark
Relative luminance defines the perceived brightness of a color.
Values range from 0 (pure black) to 1 (pure white).
This metric is essential for calculating WCAG contrast ratios.
Color Relationships & Derivatives
Accessibility (WCAG 2.1)
Aa
On White
4.40:1
Large Only
Aa
On Black
4.77:1
AA Pass
Aa
White on Color
4.40:1
Large Only
Aa
Black on Color
4.77:1
AA Pass
Relative Luminance
0.1886
Dark
Relative luminance defines the perceived brightness of a color.
Values range from 0 (pure black) to 1 (pure white).
This metric is essential for calculating WCAG contrast ratios.
Color Relationships & Derivatives
Dark Slate Gray
13.3%
Gray
Accessibility (WCAG 2.1)
Aa
On White
7.91:1
AAA Pass
Aa
White on Color
7.91:1
AAA Pass
Aa
Black on Color
2.66:1
Fail
Relative Luminance
0.0828
Dark
Relative luminance defines the perceived brightness of a color.
Values range from 0 (pure black) to 1 (pure white).
This metric is essential for calculating WCAG contrast ratios.
Color Relationships & Derivatives
Accessibility (WCAG 2.1)
Aa
On White
6.95:1
AA Pass
Aa
On Black
3.02:1
Large Only
Aa
White on Color
6.95:1
AA Pass
Aa
Black on Color
3.02:1
Large Only
Relative Luminance
0.1012
Dark
Relative luminance defines the perceived brightness of a color.
Values range from 0 (pure black) to 1 (pure white).
This metric is essential for calculating WCAG contrast ratios.
Color Relationships & Derivatives
Dark Slate Gray
10.8%
Gray
Accessibility (WCAG 2.1)
Aa
On White
8.62:1
AAA Pass
Aa
White on Color
8.62:1
AAA Pass
Aa
Black on Color
2.44:1
Fail
Relative Luminance
0.0718
Dark
Relative luminance defines the perceived brightness of a color.
Values range from 0 (pure black) to 1 (pure white).
This metric is essential for calculating WCAG contrast ratios.
Color Relationships & Derivatives
Dark Slate Gray
10.2%
Gray
Accessibility (WCAG 2.1)
Aa
On White
10.87:1
AAA Pass
Aa
White on Color
10.87:1
AAA Pass
Aa
Black on Color
1.93:1
Fail
Relative Luminance
0.0466
Very Dark
Relative luminance defines the perceived brightness of a color.
Values range from 0 (pure black) to 1 (pure white).
This metric is essential for calculating WCAG contrast ratios.
Color Relationships & Derivatives
Dark Olive Green
6.3%
Green
Accessibility (WCAG 2.1)
Aa
On White
6.18:1
AA Pass
Aa
On Black
3.40:1
Large Only
Aa
White on Color
6.18:1
AA Pass
Aa
Black on Color
3.40:1
Large Only
Relative Luminance
0.1200
Dark
Relative luminance defines the perceived brightness of a color.
Values range from 0 (pure black) to 1 (pure white).
This metric is essential for calculating WCAG contrast ratios.
Color Relationships & Derivatives
Dark Slate Gray
5.7%
Gray
Accessibility (WCAG 2.1)
Aa
On White
10.48:1
AAA Pass
Aa
White on Color
10.48:1
AAA Pass
Aa
Black on Color
2.00:1
Fail
Relative Luminance
0.0502
Dark
Relative luminance defines the perceived brightness of a color.
Values range from 0 (pure black) to 1 (pure white).
This metric is essential for calculating WCAG contrast ratios.
Color Relationships & Derivatives