#331B11#331B11

#331B11 is a dark, muted orange. Relative luminance 0.015; OKLCH L 25.2% C 0.042 H 43.1°. Best body text is #FFFFFF at 16.08:1 contrast (WCAG AA passes).

Color values

HEX	#331B11
RGB	rgb(51, 27, 17)
HSL	hsl(18, 50%, 13%)
HSV	hsv(18, 67%, 20%)
CMYK	cmyk(0%, 47.1%, 66.7%, 80%)
CIE-LAB	lab(12.79, 10.62, 11.64)
CIE-LCH	lch(12.79, 15.76, 47.63°)
OKLab	oklab(25.21% 0.0308 0.0289)
OKLCH	oklch(25.21% 0.042 43.1)
XYZ	xyz(1.8585, 1.5283, 0.7273)
Luminance	0.0153 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331B11 #112933

analogous

#331118 #331B11 #332C11

triadic

#331B11 #11331B #1B1133

tetradic

#331B11 #183311 #112933 #2C1133

square

#331B11 #183311 #112933 #2C1133

split-complementary

#331B11 #11332C #111833

monochromatic

#170C08 #170C08 #331B11 #613320 #8F4C30

Accessibility & contrast

On white

16.08

#331B11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#331B11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331B11

16.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331B11	#FFFFFF	#000000	##FFFFFF
##331B11	1.00	16.08	1.31	16.08
#FFFFFF	16.08	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#211E10

Deuteranopia (green-blind)

#272311

Tritanopia (blue-blind)

#381719

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #331b11;
/* rgb */ color: rgb(51, 27, 17);
/* oklch */ color: oklch(25.2% 0.042 43.1);

Tailwind

colors: {
  custom: {
    50: '#6d574f',
    500: '#331b11',
    950: '#000000',
  },
}

SCSS

$custom: #331b11;
$custom-light: #6d574f;
$custom-dark: #000000;

JSON

{
  "hex": "#331b11",
  "rgb": {
    "r": 51,
    "g": 27,
    "b": 17
  },
  "hsl": {
    "h": 17.647,
    "s": 50,
    "l": 13.333
  },
  "oklch": {
    "l": 0.25214,
    "c": 0.04224,
    "h": 43.1
  },
  "luminance": 0.01528
}

Semantic roles & 50–950 ramp

primary

#331B11

secondary

#345B6C

accent

#B1DA4E

background

#F6F5F4

surface

#ECE9E7

border

#C7C5C3

text

#070302

muted

#7A7878

Preview Lab

Preview with #331B11

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

Preview Lab → · Contrast checker → · Palette generator →