#635D18#635D18

#635D18 is a mid, moderate yellow. Relative luminance 0.105; OKLCH L 47.0% C 0.088 H 104.3°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#635D18
RGB	rgb(99, 93, 24)
HSL	hsl(55, 61%, 24%)
HSV	hsv(55, 76%, 39%)
CMYK	cmyk(0%, 6.1%, 75.8%, 61.2%)
CIE-LAB	lab(38.81, -6.46, 38.31)
CIE-LCH	lch(38.81, 38.85, 99.57°)
OKLab	oklab(47.03% -0.0217 0.085)
OKLCH	oklch(47.03% 0.088 104.3)
XYZ	xyz(9.2252, 10.5477, 2.4139)
Luminance	0.1055 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#635D18 #181E63

analogous

#633818 #635D18 #446318

triadic

#635D18 #18635D #5D1863

tetradic

#635D18 #186338 #181E63 #631844

square

#635D18 #186338 #181E63 #631844

split-complementary

#635D18 #184463 #381863

monochromatic

#191706 #322F0C #635D18 #948B24 #C6BA30

Accessibility & contrast

On white

6.75

#635D18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#635D18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #635D18

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##635D18	#FFFFFF	#000000	##FFFFFF
##635D18	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665A0D

Deuteranopia (green-blind)

#685D1D

Tritanopia (blue-blind)

#6B564F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #635d18;
/* rgb */ color: rgb(99, 93, 24);
/* oklch */ color: oklch(47.0% 0.088 104.3);

Tailwind

colors: {
  custom: {
    50: '#928a5a',
    500: '#635d18',
    950: '#000000',
  },
}

SCSS

$custom: #635d18;
$custom-light: #928a5a;
$custom-dark: #000000;

JSON

{
  "hex": "#635d18",
  "rgb": {
    "r": 99,
    "g": 93,
    "b": 24
  },
  "hsl": {
    "h": 55.2,
    "s": 60.976,
    "l": 24.118
  },
  "oklch": {
    "l": 0.47027,
    "c": 0.08772,
    "h": 104.3
  },
  "luminance": 0.10547
}

Semantic roles & 50–950 ramp

primary

#635D18

secondary

#3E4599

accent

#51E444

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0D0B04

muted

#7E7C79

Preview Lab

Preview with #635D18

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

Preview Lab → · Contrast checker → · Palette generator →