#63531A#63531A

#63531A is a dark, moderate yellow. Relative luminance 0.089; OKLCH L 44.7% C 0.077 H 93.1°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#63531A
RGB	rgb(99, 83, 26)
HSL	hsl(47, 58%, 25%)
HSV	hsv(47, 74%, 39%)
CMYK	cmyk(0%, 16.2%, 73.7%, 61.2%)
CIE-LAB	lab(35.82, -0.41, 34.43)
CIE-LCH	lch(35.82, 34.43, 90.69°)
OKLab	oklab(44.66% -0.0042 0.0772)
OKLCH	oklch(44.66% 0.077 93.1)
XYZ	xyz(8.4257, 8.9142, 2.2539)
Luminance	0.0891 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63531A #1A2A63

analogous

#632E1A #63531A #4F631A

triadic

#63531A #1A6353 #531A63

tetradic

#63531A #1A632E #1A2A63 #631A4F

square

#63531A #1A632E #1A2A63 #631A4F

split-complementary

#63531A #1A4F63 #2E1A63

monochromatic

#181406 #332A0D #63531A #937C27 #C4A433

Accessibility & contrast

On white

7.55

#63531A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#63531A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63531A

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63531A	#FFFFFF	#000000	##FFFFFF
##63531A	1.00	7.55	2.78	7.55
#FFFFFF	7.55	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5112

Deuteranopia (green-blind)

#60561D

Tritanopia (blue-blind)

#6B4C47

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #63531a;
/* rgb */ color: rgb(99, 83, 26);
/* oklch */ color: oklch(44.7% 0.077 93.1);

Tailwind

colors: {
  custom: {
    50: '#92835a',
    500: '#63531a',
    950: '#000000',
  },
}

SCSS

$custom: #63531a;
$custom-light: #92835a;
$custom-dark: #000000;

JSON

{
  "hex": "#63531a",
  "rgb": {
    "r": 99,
    "g": 83,
    "b": 26
  },
  "hsl": {
    "h": 46.849,
    "s": 58.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.44662,
    "c": 0.07731,
    "h": 93.1
  },
  "luminance": 0.08914
}

Semantic roles & 50–950 ramp

primary

#63531A

secondary

#405499

accent

#68E246

background

#F9F7F5

surface

#F2EEE9

border

#CCC9C5

text

#0D0A04

muted

#7E7C79

Preview Lab

Preview with #63531A

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

Preview Lab → · Contrast checker → · Palette generator →