#371F0B#371F0B

#371F0B is a dark, muted orange. Relative luminance 0.018; OKLCH L 26.6% C 0.049 H 58.2°. Best body text is #FFFFFF at 15.40:1 contrast (WCAG AA passes).

Color values

HEX	#371F0B
RGB	rgb(55, 31, 11)
HSL	hsl(27, 67%, 13%)
HSV	hsv(27, 80%, 22%)
CMYK	cmyk(0%, 43.6%, 80%, 78.4%)
CIE-LAB	lab(14.49, 9.44, 17.05)
CIE-LCH	lch(14.49, 19.49, 61.02°)
OKLab	oklab(26.64% 0.0257 0.0414)
OKLCH	oklch(26.64% 0.049 58.2)
XYZ	xyz(2.1261, 1.8166, 0.5552)
Luminance	0.0182 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371F0B #0B2337

analogous

#370B0D #371F0B #37350B

triadic

#371F0B #0B371F #1F0B37

tetradic

#371F0B #0D370B #0B2337 #350B37

square

#371F0B #0D370B #0B2337 #350B37

split-complementary

#371F0B #0B3735 #0B0D37

monochromatic

#1A0E05 #1A0E05 #371F0B #6A3C15 #9D581F

Accessibility & contrast

On white

15.40

#371F0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#371F0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371F0B

15.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371F0B	#FFFFFF	#000000	##FFFFFF
##371F0B	1.00	15.40	1.36	15.40
#FFFFFF	15.40	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262109

Deuteranopia (green-blind)

#2C270B

Tritanopia (blue-blind)

#3D1A1B

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #371f0b;
/* rgb */ color: rgb(55, 31, 11);
/* oklch */ color: oklch(26.6% 0.049 58.2);

Tailwind

colors: {
  custom: {
    50: '#705a4c',
    500: '#371f0b',
    950: '#000000',
  },
}

SCSS

$custom: #371f0b;
$custom-light: #705a4c;
$custom-dark: #000000;

JSON

{
  "hex": "#371f0b",
  "rgb": {
    "r": 55,
    "g": 31,
    "b": 11
  },
  "hsl": {
    "h": 27.273,
    "s": 66.667,
    "l": 12.941
  },
  "oklch": {
    "l": 0.26637,
    "c": 0.04873,
    "h": 58.2
  },
  "luminance": 0.01816
}

Semantic roles & 50–950 ramp

primary

#371F0B

secondary

#2A5274

accent

#9CEA3E

background

#F7F5F4

surface

#EDE9E7

border

#C8C5C3

text

#080401

muted

#7B7977

Preview Lab

Preview with #371F0B

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

Preview Lab → · Contrast checker → · Palette generator →