#636A11#636A11

#636A11 is a mid, moderate yellow. Relative luminance 0.130; OKLCH L 50.2% C 0.106 H 114.3°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#636A11
RGB	rgb(99, 106, 17)
HSL	hsl(65, 72%, 24%)
HSV	hsv(65, 84%, 42%)
CMYK	cmyk(6.6%, 0%, 84%, 58.4%)
CIE-LAB	lab(42.77, -14.14, 44.54)
CIE-LCH	lch(42.77, 46.73, 107.62°)
OKLab	oklab(50.18% -0.0438 0.0968)
OKLCH	oklch(50.18% 0.106 114.3)
XYZ	xyz(10.4011, 13.0014, 2.4918)
Luminance	0.1300 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#636A11 #18116A

analogous

#6A4511 #636A11 #376A11

triadic

#636A11 #11636A #6A1163

tetradic

#636A11 #116A45 #18116A #6A1137

square

#636A11 #116A45 #18116A #6A1137

split-complementary

#636A11 #11376A #45116A

monochromatic

#191A04 #323509 #636A11 #949F19 #C6D322

Accessibility & contrast

On white

5.83

#636A11 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#636A11 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #636A11

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##636A11	#FFFFFF	#000000	##FFFFFF
##636A11	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)

#72661A

Tritanopia (blue-blind)

#6A635A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #636a11;
/* rgb */ color: rgb(99, 106, 17);
/* oklch */ color: oklch(50.2% 0.106 114.3);

Tailwind

colors: {
  custom: {
    50: '#929459',
    500: '#636a11',
    950: '#000000',
  },
}

SCSS

$custom: #636a11;
$custom-light: #929459;
$custom-dark: #000000;

JSON

{
  "hex": "#636a11",
  "rgb": {
    "r": 99,
    "g": 106,
    "b": 17
  },
  "hsl": {
    "h": 64.719,
    "s": 72.358,
    "l": 24.118
  },
  "oklch": {
    "l": 0.50176,
    "c": 0.10624,
    "h": 114.3
  },
  "luminance": 0.13001
}

Semantic roles & 50–950 ramp

primary

#636A11

secondary

#3E35A2

accent

#39EF47

background

#F9F9F5

surface

#F2F1E9

border

#CCCBC5

text

#0D0D04

muted

#7E7E79

Preview Lab

Preview with #636A11

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

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