#635D1A#635D1A

#635D1A is a mid, moderate yellow. Relative luminance 0.106; OKLCH L 47.0% C 0.086 H 104.2°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#635D1A
RGB	rgb(99, 93, 26)
HSL	hsl(55, 58%, 25%)
HSV	hsv(55, 74%, 39%)
CMYK	cmyk(0%, 6.1%, 73.7%, 61.2%)
CIE-LAB	lab(38.82, -6.34, 37.47)
CIE-LCH	lch(38.82, 38.00, 99.61°)
OKLab	oklab(47.04% -0.0211 0.0836)
OKLCH	oklch(47.04% 0.086 104.2)
XYZ	xyz(9.2468, 10.5563, 2.5276)
Luminance	0.1056 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#635D1A #1A2063

analogous

#63381A #635D1A #45631A

triadic

#635D1A #1A635D #5D1A63

tetradic

#635D1A #1A6338 #1A2063 #631A45

square

#635D1A #1A6338 #1A2063 #631A45

split-complementary

#635D1A #1A4563 #381A63

monochromatic

#181706 #332F0D #635D1A #938B27 #C4B833

Accessibility & contrast

On white

6.75

#635D1A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#635D1A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #635D1A

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##635D1A	#FFFFFF	#000000	##FFFFFF
##635D1A	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)

#665A10

Deuteranopia (green-blind)

#685D1E

Tritanopia (blue-blind)

#6B5650

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #635d1a;
/* rgb */ color: rgb(99, 93, 26);
/* oklch */ color: oklch(47.0% 0.086 104.2);

Tailwind

colors: {
  custom: {
    50: '#928a5b',
    500: '#635d1a',
    950: '#000000',
  },
}

SCSS

$custom: #635d1a;
$custom-light: #928a5b;
$custom-dark: #000000;

JSON

{
  "hex": "#635d1a",
  "rgb": {
    "r": 99,
    "g": 93,
    "b": 26
  },
  "hsl": {
    "h": 55.068,
    "s": 58.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.47044,
    "c": 0.08623,
    "h": 104.2
  },
  "luminance": 0.10556
}

Semantic roles & 50–950 ramp

primary

#635D1A

secondary

#404799

accent

#53E246

background

#F9F8F5

surface

#F1F0E9

border

#CBCBC5

text

#0D0B04

muted

#7E7C79

Preview Lab

Preview with #635D1A

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

Preview Lab → · Contrast checker → · Palette generator →