#635A1A#635A1A

#635A1A is a mid, moderate yellow. Relative luminance 0.100; OKLCH L 46.3% C 0.083 H 101.2°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#635A1A
RGB	rgb(99, 90, 26)
HSL	hsl(53, 58%, 25%)
HSV	hsv(53, 74%, 39%)
CMYK	cmyk(0%, 9.1%, 73.7%, 61.2%)
CIE-LAB	lab(37.91, -4.59, 36.56)
CIE-LCH	lch(37.91, 36.84, 97.15°)
OKLab	oklab(46.32% -0.0161 0.0817)
OKLCH	oklch(46.32% 0.083 101.2)
XYZ	xyz(8.9886, 10.0400, 2.4415)
Luminance	0.1004 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#635A1A #1A2363

analogous

#63361A #635A1A #48631A

triadic

#635A1A #1A635A #5A1A63

tetradic

#635A1A #1A6336 #1A2363 #631A48

square

#635A1A #1A6336 #1A2363 #631A48

split-complementary

#635A1A #1A4863 #361A63

monochromatic

#181606 #332E0D #635A1A #938627 #C4B233

Accessibility & contrast

On white

6.98

#635A1A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#635A1A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #635A1A

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##635A1A	#FFFFFF	#000000	##FFFFFF
##635A1A	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635711

Deuteranopia (green-blind)

#655B1E

Tritanopia (blue-blind)

#6B534D

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #635a1a;
/* rgb */ color: rgb(99, 90, 26);
/* oklch */ color: oklch(46.3% 0.083 101.2);

Tailwind

colors: {
  custom: {
    50: '#92885b',
    500: '#635a1a',
    950: '#000000',
  },
}

SCSS

$custom: #635a1a;
$custom-light: #92885b;
$custom-dark: #000000;

JSON

{
  "hex": "#635a1a",
  "rgb": {
    "r": 99,
    "g": 90,
    "b": 26
  },
  "hsl": {
    "h": 52.603,
    "s": 58.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.46321,
    "c": 0.08327,
    "h": 101.2
  },
  "luminance": 0.1004
}

Semantic roles & 50–950 ramp

primary

#635A1A

secondary

#404B99

accent

#59E246

background

#F9F8F5

surface

#F1EFE9

border

#CBCAC5

text

#0D0B04

muted

#7E7C79

Preview Lab

Preview with #635A1A

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

Preview Lab → · Contrast checker → · Palette generator →