#636A13#636A13

#636A13 is a mid, moderate yellow. Relative luminance 0.130; OKLCH L 50.2% C 0.105 H 114.3°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#636A13
RGB	rgb(99, 106, 19)
HSL	hsl(65, 70%, 25%)
HSV	hsv(65, 82%, 42%)
CMYK	cmyk(6.6%, 0%, 82.1%, 58.4%)
CIE-LAB	lab(42.78, -14.06, 43.91)
CIE-LCH	lch(42.78, 46.10, 107.75°)
OKLab	oklab(50.19% -0.0434 0.0959)
OKLCH	oklch(50.19% 0.105 114.3)
XYZ	xyz(10.4175, 13.0079, 2.5780)
Luminance	0.1301 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#636A13 #1A136A

analogous

#6A4613 #636A13 #376A13

triadic

#636A13 #13636A #6A1363

tetradic

#636A13 #136A46 #1A136A #6A1337

square

#636A13 #136A46 #1A136A #6A1337

split-complementary

#636A13 #13376A #46136A

monochromatic

#181A05 #33360A #636A13 #939E1C #C4D226

Accessibility & contrast

On white

5.83

#636A13 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#636A13 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #636A13

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##636A13	#FFFFFF	#000000	##FFFFFF
##636A13	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#726400

Deuteranopia (green-blind)

#72661B

Tritanopia (blue-blind)

#6A635A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #636a13;
/* rgb */ color: rgb(99, 106, 19);
/* oklch */ color: oklch(50.2% 0.105 114.3);

Tailwind

colors: {
  custom: {
    50: '#929459',
    500: '#636a13',
    950: '#000000',
  },
}

SCSS

$custom: #636a13;
$custom-light: #929459;
$custom-dark: #000000;

JSON

{
  "hex": "#636a13",
  "rgb": {
    "r": 99,
    "g": 106,
    "b": 19
  },
  "hsl": {
    "h": 64.828,
    "s": 69.6,
    "l": 24.51
  },
  "oklch": {
    "l": 0.50187,
    "c": 0.10521,
    "h": 114.3
  },
  "luminance": 0.13008
}

Semantic roles & 50–950 ramp

primary

#636A13

secondary

#4038A1

accent

#3BEC4A

background

#F9F9F5

surface

#F2F1E9

border

#CCCBC5

text

#0D0D04

muted

#7E7E79

Preview Lab

Preview with #636A13

Body copy rendered with the generated semantic roles for this colour.

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