#636B14#636B14

#636B14 is a mid, moderate yellow. Relative luminance 0.132; OKLCH L 50.4% C 0.106 H 115.0°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#636B14
RGB	rgb(99, 107, 20)
HSL	hsl(66, 69%, 25%)
HSV	hsv(66, 81%, 42%)
CMYK	cmyk(7.5%, 0%, 81.3%, 58%)
CIE-LAB	lab(43.09, -14.56, 43.86)
CIE-LCH	lch(43.09, 46.21, 108.37°)
OKLab	oklab(50.44% -0.0447 0.0959)
OKLCH	oklch(50.44% 0.106 115)
XYZ	xyz(10.5299, 13.2187, 2.6585)
Luminance	0.1322 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#636B14 #1C146B

analogous

#6B4714 #636B14 #386B14

triadic

#636B14 #14636B #6B1463

tetradic

#636B14 #146B47 #1C146B #6B1438

square

#636B14 #146B47 #1C146B #6B1438

split-complementary

#636B14 #14386B #47146B

monochromatic

#181A05 #33370A #636B14 #939F1E #C2D227

Accessibility & contrast

On white

5.76

#636B14 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#636B14 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #636B14

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##636B14	#FFFFFF	#000000	##FFFFFF
##636B14	1.00	5.76	3.64	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#736500

Deuteranopia (green-blind)

#73661C

Tritanopia (blue-blind)

#6A645B

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #636b14;
/* rgb */ color: rgb(99, 107, 20);
/* oklch */ color: oklch(50.4% 0.106 115.0);

Tailwind

colors: {
  custom: {
    50: '#92955a',
    500: '#636b14',
    950: '#000000',
  },
}

SCSS

$custom: #636b14;
$custom-light: #92955a;
$custom-dark: #000000;

JSON

{
  "hex": "#636b14",
  "rgb": {
    "r": 99,
    "g": 107,
    "b": 20
  },
  "hsl": {
    "h": 65.517,
    "s": 68.504,
    "l": 24.902
  },
  "oklch": {
    "l": 0.50442,
    "c": 0.10584,
    "h": 115
  },
  "luminance": 0.13219
}

Semantic roles & 50–950 ramp

primary

#636B14

secondary

#4339A2

accent

#3CEB4D

background

#F9F9F5

surface

#F2F1E9

border

#CCCBC5

text

#0D0D04

muted

#7E7E79

Preview Lab

Preview with #636B14

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

Preview Lab → · Contrast checker → · Palette generator →