#331F0A#331F0A

#331F0A is a dark, muted orange. Relative luminance 0.017; OKLCH L 26.0% C 0.045 H 64.7°. Best body text is #FFFFFF at 15.66:1 contrast (WCAG AA passes).

Color values

HEX	#331F0A
RGB	rgb(51, 31, 10)
HSL	hsl(31, 67%, 12%)
HSV	hsv(31, 80%, 20%)
CMYK	cmyk(0%, 39.2%, 80.4%, 80%)
CIE-LAB	lab(13.86, 7.23, 16.52)
CIE-LCH	lch(13.86, 18.03, 66.38°)
OKLab	oklab(26.01% 0.0193 0.0408)
OKLCH	oklch(26.01% 0.045 64.7)
XYZ	xyz(1.9101, 1.7059, 0.5158)
Luminance	0.0171 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331F0A #0A1E33

analogous

#330B0A #331F0A #33330A

triadic

#331F0A #0A331F #1F0A33

tetradic

#331F0A #0A330B #0A1E33 #330A33

square

#331F0A #0A330B #0A1E33 #330A33

split-complementary

#331F0A #0A3333 #0B0A33

monochromatic

#1A1005 #1A1005 #331F0A #663E14 #995D1E

Accessibility & contrast

On white

15.66

#331F0A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#331F0A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331F0A

15.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331F0A	#FFFFFF	#000000	##FFFFFF
##331F0A	1.00	15.66	1.34	15.66
#FFFFFF	15.66	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252108

Deuteranopia (green-blind)

#2A250A

Tritanopia (blue-blind)

#381A1A

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #331f0a;
/* rgb */ color: rgb(51, 31, 10);
/* oklch */ color: oklch(26.0% 0.045 64.7);

Tailwind

colors: {
  custom: {
    50: '#6d5a4b',
    500: '#331f0a',
    950: '#000000',
  },
}

SCSS

$custom: #331f0a;
$custom-light: #6d5a4b;
$custom-dark: #000000;

JSON

{
  "hex": "#331f0a",
  "rgb": {
    "r": 51,
    "g": 31,
    "b": 10
  },
  "hsl": {
    "h": 30.732,
    "s": 67.213,
    "l": 11.961
  },
  "oklch": {
    "l": 0.26009,
    "c": 0.04517,
    "h": 64.7
  },
  "luminance": 0.01706
}

Semantic roles & 50–950 ramp

primary

#331F0A

secondary

#284C70

accent

#92EA3E

background

#F6F5F4

surface

#ECE9E7

border

#C7C5C3

text

#070301

muted

#7A7877

Preview Lab

Preview with #331F0A

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

Preview Lab → · Contrast checker → · Palette generator →