#331B0D#331B0D

#331B0D is a dark, muted orange. Relative luminance 0.015; OKLCH L 25.1% C 0.045 H 49.9°. Best body text is #FFFFFF at 16.11:1 contrast (WCAG AA passes).

Color values

HEX	#331B0D
RGB	rgb(51, 27, 13)
HSL	hsl(22, 59%, 13%)
HSV	hsv(22, 75%, 20%)
CMYK	cmyk(0%, 47.1%, 74.5%, 80%)
CIE-LAB	lab(12.72, 10.24, 13.67)
CIE-LCH	lch(12.72, 17.08, 53.16°)
OKLab	oklab(25.14% 0.0289 0.0343)
OKLCH	oklch(25.14% 0.045 49.9)
XYZ	xyz(1.8300, 1.5169, 0.5771)
Luminance	0.0152 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331B0D #0D2533

analogous

#330D12 #331B0D #332E0D

triadic

#331B0D #0D331B #1B0D33

tetradic

#331B0D #12330D #0D2533 #2E0D33

square

#331B0D #12330D #0D2533 #2E0D33

split-complementary

#331B0D #0D332E #0D1233

monochromatic

#180D06 #180D06 #331B0D #643519 #954F26

Accessibility & contrast

On white

16.11

#331B0D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#331B0D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331B0D

16.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331B0D	#FFFFFF	#000000	##FFFFFF
##331B0D	1.00	16.11	1.30	16.11
#FFFFFF	16.11	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#221E0C

Deuteranopia (green-blind)

#27230D

Tritanopia (blue-blind)

#381618

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #331b0d;
/* rgb */ color: rgb(51, 27, 13);
/* oklch */ color: oklch(25.1% 0.045 49.9);

Tailwind

colors: {
  custom: {
    50: '#6d574c',
    500: '#331b0d',
    950: '#000000',
  },
}

SCSS

$custom: #331b0d;
$custom-light: #6d574c;
$custom-dark: #000000;

JSON

{
  "hex": "#331b0d",
  "rgb": {
    "r": 51,
    "g": 27,
    "b": 13
  },
  "hsl": {
    "h": 22.105,
    "s": 59.375,
    "l": 12.549
  },
  "oklch": {
    "l": 0.25136,
    "c": 0.04487,
    "h": 49.9
  },
  "luminance": 0.01517
}

Semantic roles & 50–950 ramp

primary

#331B0D

secondary

#2E566E

accent

#A9E345

background

#F6F5F4

surface

#ECE9E7

border

#C7C5C3

text

#070301

muted

#7A7877

Preview Lab

Preview with #331B0D

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

Preview Lab → · Contrast checker → · Palette generator →