Converts most legal web colors to a W3C relative luminance value. The color may be specified as either by HTML color name or by HSL or by RGB or by Hex value.
Examples
{{ColorToLum|Lime}} → 0.7152{{ColorToLum|hsl(120,100%,50%)}} → 0.7152{{ColorToLum|#00FF00}} → 0.7152{{ColorToLum|rgb(0,255,0)}} → 0.7152{{ColorToLum|rgb(0.0%,100.0%,0.0%)}} → 0.7152
Consistency check
| Color |
Computed Relative Luminance
|
| From Name |
From HSL |
From Hex |
From RGB |
From RGB%
|
|
Black |
0 |
0 |
0 |
0 |
0
|
|
White |
1 |
1 |
1 |
1 |
1
|
|
Red |
0.2126 |
0.2126 |
0.2126 |
0.2126 |
0.2126
|
|
Lime |
0.7152 |
0.7152 |
0.7152 |
0.7152 |
0.7152
|
|
Blue |
0.0722 |
0.0722 |
0.0722 |
0.0722 |
0.0722
|
|
Yellow |
0.9278 |
0.9278 |
0.9278 |
0.9278 |
0.9278
|
|
Cyan |
0.7874 |
0.7874 |
0.7874 |
0.7874 |
0.7874
|
|
Magenta |
0.2848 |
0.2848 |
0.2848 |
0.2848 |
0.2848
|
|
Silver |
0.52711512570581 |
0.52720723642853 |
0.52711512570581 |
0.52711512570581 |
0.52720723642853
|
|
Gray |
0.2158605001139 |
0.21589697895456 |
0.2158605001139 |
0.2158605001139 |
0.21589697895456
|
|
Maroon |
0.045891942324215 |
0.045899697725739 |
0.045891942324215 |
0.045891942324215 |
0.045899697725739
|
|
Olive |
0.20027537200568 |
0.20030921707404 |
0.20027537200568 |
0.20027537200568 |
0.20030921707404
|
|
Green |
0.15438342968146 |
0.1544095193483 |
0.15438342968146 |
0.15438342968146 |
0.1544095193483
|
|
Purple |
0.061477070432439 |
0.061487459606258 |
0.061477070432439 |
0.061477070432439 |
0.061487459606258
|
|
Teal |
0.16996855778968 |
0.16999728122882 |
0.16996855778968 |
0.16996855778968 |
0.16999728122882
|
|
Navy |
0.015585128108224 |
0.015587761880519 |
0.015585128108224 |
0.015585128108224 |
0.015587761880519
|
