Accessibility (WCAG 2.1)
Aa
On Black
10.24:1
AAA Pass
Aa
White on Color
2.05:1
Fail
Aa
Black on Color
10.24:1
AAA Pass
Relative Luminance
0.4622
Mid-tone
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
4.00:1
Large Only
Aa
On Black
5.24:1
AA Pass
Aa
White on Color
4.00:1
Large Only
Aa
Black on Color
5.24:1
AA Pass
Relative Luminance
0.2122
Mid-tone
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
15.4%
Gray
Accessibility (WCAG 2.1)
Aa
On White
8.61:1
AAA Pass
Aa
White on Color
8.61:1
AAA Pass
Aa
Black on Color
2.44:1
Fail
Relative Luminance
0.0720
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
11.7%
Gray
Accessibility (WCAG 2.1)
Aa
On White
11.74:1
AAA Pass
Aa
White on Color
11.74:1
AAA Pass
Aa
Black on Color
1.79:1
Fail
Relative Luminance
0.0394
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
Accessibility (WCAG 2.1)
Aa
On White
5.48:1
AA Pass
Aa
On Black
3.83:1
Large Only
Aa
White on Color
5.48:1
AA Pass
Aa
Black on Color
3.83:1
Large Only
Relative Luminance
0.1415
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 Black
12.06:1
AAA Pass
Aa
White on Color
1.74:1
Fail
Aa
Black on Color
12.06:1
AAA Pass
Relative Luminance
0.5532
Mid-tone
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
Light Slate Gray
9.3%
Gray
Accessibility (WCAG 2.1)
Aa
On White
3.16:1
Large Only
Aa
On Black
6.65:1
AA Pass
Aa
White on Color
3.16:1
Large Only
Aa
Black on Color
6.65:1
AA Pass
Relative Luminance
0.2826
Mid-tone
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 Black
8.40:1
AAA Pass
Aa
White on Color
2.50:1
Fail
Aa
Black on Color
8.40:1
AAA Pass
Relative Luminance
0.3702
Mid-tone
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