#331B10#331B10

#331B10 is a dark, muted orange. Relative luminance 0.015; OKLCH L 25.2% C 0.043 H 44.9°. Best body text is #FFFFFF at 16.09:1 contrast (WCAG AA passes).

Color values

HEX	#331B10
RGB	rgb(51, 27, 16)
HSL	hsl(19, 52%, 13%)
HSV	hsv(19, 69%, 20%)
CMYK	cmyk(0%, 47.1%, 68.6%, 80%)
CIE-LAB	lab(12.77, 10.52, 12.19)
CIE-LCH	lch(12.77, 16.10, 49.21°)
OKLab	oklab(25.19% 0.0303 0.0303)
OKLCH	oklch(25.19% 0.043 44.9)
XYZ	xyz(1.8508, 1.5253, 0.6870)
Luminance	0.0152 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331B10 #102833

analogous

#331016 #331B10 #332C10

triadic

#331B10 #10331B #1B1033

tetradic

#331B10 #163310 #102833 #2C1033

square

#331B10 #163310 #102833 #2C1033

split-complementary

#331B10 #10332C #101633

monochromatic

#170C07 #170C07 #331B10 #62341F #904C2D

Accessibility & contrast

On white

16.09

#331B10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#331B10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331B10

16.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331B10	#FFFFFF	#000000	##FFFFFF
##331B10	1.00	16.09	1.31	16.09
#FFFFFF	16.09	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#211E0F

Deuteranopia (green-blind)

#272310

Tritanopia (blue-blind)

#381718

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #331b10;
/* rgb */ color: rgb(51, 27, 16);
/* oklch */ color: oklch(25.2% 0.043 44.9);

Tailwind

colors: {
  custom: {
    50: '#6d574e',
    500: '#331b10',
    950: '#000000',
  },
}

SCSS

$custom: #331b10;
$custom-light: #6d574e;
$custom-dark: #000000;

JSON

{
  "hex": "#331b10",
  "rgb": {
    "r": 51,
    "g": 27,
    "b": 16
  },
  "hsl": {
    "h": 18.857,
    "s": 52.239,
    "l": 13.137
  },
  "oklch": {
    "l": 0.25193,
    "c": 0.04286,
    "h": 44.9
  },
  "luminance": 0.01525
}

Semantic roles & 50–950 ramp

primary

#331B10

secondary

#325A6C

accent

#AFDC4C

background

#F6F5F4

surface

#ECE9E7

border

#C7C5C3

text

#070301

muted

#7A7877

Preview Lab

Preview with #331B10

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

Preview Lab → · Contrast checker → · Palette generator →