#331B0F#331B0F

#331B0F is a dark, muted orange. Relative luminance 0.015; OKLCH L 25.2% C 0.044 H 46.7°. Best body text is #FFFFFF at 16.10:1 contrast (WCAG AA passes).

Color values

HEX	#331B0F
RGB	rgb(51, 27, 15)
HSL	hsl(20, 55%, 13%)
HSV	hsv(20, 71%, 20%)
CMYK	cmyk(0%, 47.1%, 70.6%, 80%)
CIE-LAB	lab(12.75, 10.42, 12.70)
CIE-LCH	lch(12.75, 16.43, 50.64°)
OKLab	oklab(25.17% 0.0299 0.0317)
OKLCH	oklch(25.17% 0.044 46.7)
XYZ	xyz(1.8435, 1.5223, 0.6486)
Luminance	0.0152 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331B0F #0F2733

analogous

#330F15 #331B0F #332D0F

triadic

#331B0F #0F331B #1B0F33

tetradic

#331B0F #15330F #0F2733 #2D0F33

square

#331B0F #15330F #0F2733 #2D0F33

split-complementary

#331B0F #0F332D #0F1533

monochromatic

#180D07 #180D07 #331B0F #62341D #924D2B

Accessibility & contrast

On white

16.10

#331B0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#331B0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331B0F

16.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331B0F	#FFFFFF	#000000	##FFFFFF
##331B0F	1.00	16.10	1.30	16.10
#FFFFFF	16.10	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#211E0E

Deuteranopia (green-blind)

#27230F

Tritanopia (blue-blind)

#381718

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #331b0f;
/* rgb */ color: rgb(51, 27, 15);
/* oklch */ color: oklch(25.2% 0.044 46.7);

Tailwind

colors: {
  custom: {
    50: '#6d574e',
    500: '#331b0f',
    950: '#000000',
  },
}

SCSS

$custom: #331b0f;
$custom-light: #6d574e;
$custom-dark: #000000;

JSON

{
  "hex": "#331b0f",
  "rgb": {
    "r": 51,
    "g": 27,
    "b": 15
  },
  "hsl": {
    "h": 20,
    "s": 54.545,
    "l": 12.941
  },
  "oklch": {
    "l": 0.25173,
    "c": 0.04353,
    "h": 46.7
  },
  "luminance": 0.01522
}

Semantic roles & 50–950 ramp

primary

#331B0F

secondary

#31596D

accent

#ADDE4A

background

#F6F5F4

surface

#ECE9E7

border

#C7C5C3

text

#070301

muted

#7A7877

Preview Lab

Preview with #331B0F

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

Preview Lab → · Contrast checker → · Palette generator →