#635C1A#635C1A

#635C1A is a mid, moderate yellow. Relative luminance 0.104; OKLCH L 46.8% C 0.085 H 103.2°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#635C1A
RGB	rgb(99, 92, 26)
HSL	hsl(54, 58%, 25%)
HSV	hsv(54, 74%, 39%)
CMYK	cmyk(0%, 7.1%, 73.7%, 61.2%)
CIE-LAB	lab(38.52, -5.76, 37.17)
CIE-LCH	lch(38.52, 37.61, 98.81°)
OKLab	oklab(46.8% -0.0194 0.083)
OKLCH	oklch(46.8% 0.085 103.2)
XYZ	xyz(9.1596, 10.3819, 2.4985)
Luminance	0.1038 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#635C1A #1A2163

analogous

#63381A #635C1A #46631A

triadic

#635C1A #1A635C #5C1A63

tetradic

#635C1A #1A6338 #1A2163 #631A46

square

#635C1A #1A6338 #1A2163 #631A46

split-complementary

#635C1A #1A4663 #381A63

monochromatic

#181706 #332F0D #635C1A #938927 #C4B633

Accessibility & contrast

On white

6.83

#635C1A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#635C1A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #635C1A

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##635C1A	#FFFFFF	#000000	##FFFFFF
##635C1A	1.00	6.83	3.08	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655910

Deuteranopia (green-blind)

#675C1E

Tritanopia (blue-blind)

#6B554F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #635c1a;
/* rgb */ color: rgb(99, 92, 26);
/* oklch */ color: oklch(46.8% 0.085 103.2);

Tailwind

colors: {
  custom: {
    50: '#92895b',
    500: '#635c1a',
    950: '#000000',
  },
}

SCSS

$custom: #635c1a;
$custom-light: #92895b;
$custom-dark: #000000;

JSON

{
  "hex": "#635c1a",
  "rgb": {
    "r": 99,
    "g": 92,
    "b": 26
  },
  "hsl": {
    "h": 54.247,
    "s": 58.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.46802,
    "c": 0.08522,
    "h": 103.2
  },
  "luminance": 0.10382
}

Semantic roles & 50–950 ramp

primary

#635C1A

secondary

#404999

accent

#55E246

background

#F9F8F5

surface

#F1F0E9

border

#CBCBC5

text

#0D0B04

muted

#7E7C79

Preview Lab

Preview with #635C1A

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

Preview Lab → · Contrast checker → · Palette generator →