#31280B#31280B

#31280B is a dark, muted yellow. Relative luminance 0.022; OKLCH L 28.0% C 0.046 H 91.9°. Best body text is #FFFFFF at 14.59:1 contrast (WCAG AA passes).

Color values

HEX	#31280B
RGB	rgb(49, 40, 11)
HSL	hsl(46, 63%, 12%)
HSV	hsv(46, 78%, 19%)
CMYK	cmyk(0%, 18.4%, 77.6%, 80.8%)
CIE-LAB	lab(16.48, -0.00, 19.39)
CIE-LCH	lch(16.48, 19.39, 90.01°)
OKLab	oklab(28% -0.0015 0.0458)
OKLCH	oklch(28% 0.046 91.9)
XYZ	xyz(2.0859, 2.1948, 0.6303)
Luminance	0.0220 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31280B #0B1431

analogous

#31150B #31280B #27310B

triadic

#31280B #0B3128 #280B31

tetradic

#31280B #0B3115 #0B1431 #310B27

square

#31280B #0B3115 #0B1431 #310B27

split-complementary

#31280B #0B2731 #150B31

monochromatic

#191406 #191406 #31280B #635116 #957A21

Accessibility & contrast

On white

14.59

#31280B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#31280B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31280B

14.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31280B	#FFFFFF	#000000	##FFFFFF
##31280B	1.00	14.59	1.44	14.59
#FFFFFF	14.59	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D2708

Deuteranopia (green-blind)

#2F2A0C

Tritanopia (blue-blind)

#362422

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #31280b;
/* rgb */ color: rgb(49, 40, 11);
/* oklch */ color: oklch(28.0% 0.046 91.9);

Tailwind

colors: {
  custom: {
    50: '#6b614c',
    500: '#31280b',
    950: '#000000',
  },
}

SCSS

$custom: #31280b;
$custom-light: #6b614c;
$custom-dark: #000000;

JSON

{
  "hex": "#31280b",
  "rgb": {
    "r": 49,
    "g": 40,
    "b": 11
  },
  "hsl": {
    "h": 45.789,
    "s": 63.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.28002,
    "c": 0.0458,
    "h": 91.9
  },
  "luminance": 0.02195
}

Semantic roles & 50–950 ramp

primary

#31280B

secondary

#2A3A6E

accent

#68E641

background

#F6F5F4

surface

#EBE9E7

border

#C6C5C3

text

#070501

muted

#7A7977

Preview Lab

Preview with #31280B

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

Preview Lab → · Contrast checker → · Palette generator →