#635C18#635C18

#635C18 is a mid, moderate yellow. Relative luminance 0.104; OKLCH L 46.8% C 0.087 H 103.3°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#635C18
RGB	rgb(99, 92, 24)
HSL	hsl(54, 61%, 24%)
HSV	hsv(54, 76%, 39%)
CMYK	cmyk(0%, 7.1%, 75.8%, 61.2%)
CIE-LAB	lab(38.50, -5.88, 38.01)
CIE-LCH	lch(38.50, 38.47, 98.79°)
OKLab	oklab(46.79% -0.02 0.0844)
OKLCH	oklch(46.79% 0.087 103.3)
XYZ	xyz(9.1380, 10.3733, 2.3849)
Luminance	0.1037 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#635C18 #181F63

analogous

#633718 #635C18 #456318

triadic

#635C18 #18635C #5C1863

tetradic

#635C18 #186337 #181F63 #631845

square

#635C18 #186337 #181F63 #631845

split-complementary

#635C18 #184563 #371863

monochromatic

#191706 #322E0C #635C18 #948A24 #C6B830

Accessibility & contrast

On white

6.83

#635C18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#635C18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #635C18

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##635C18	#FFFFFF	#000000	##FFFFFF
##635C18	1.00	6.83	3.07	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#65590D

Deuteranopia (green-blind)

#675C1D

Tritanopia (blue-blind)

#6B554F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #635c18;
/* rgb */ color: rgb(99, 92, 24);
/* oklch */ color: oklch(46.8% 0.087 103.3);

Tailwind

colors: {
  custom: {
    50: '#92895a',
    500: '#635c18',
    950: '#000000',
  },
}

SCSS

$custom: #635c18;
$custom-light: #92895a;
$custom-dark: #000000;

JSON

{
  "hex": "#635c18",
  "rgb": {
    "r": 99,
    "g": 92,
    "b": 24
  },
  "hsl": {
    "h": 54.4,
    "s": 60.976,
    "l": 24.118
  },
  "oklch": {
    "l": 0.46785,
    "c": 0.08671,
    "h": 103.3
  },
  "luminance": 0.10373
}

Semantic roles & 50–950 ramp

primary

#635C18

secondary

#3E4699

accent

#53E444

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0D0B04

muted

#7E7C79

Preview Lab

Preview with #635C18

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

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