#57370D#57370D

#57370D is a dark, moderate orange. Relative luminance 0.048; OKLCH L 36.7% C 0.071 H 68.7°. Best body text is #FFFFFF at 10.73:1 contrast (WCAG AA passes).

Color values

HEX	#57370D
RGB	rgb(87, 55, 13)
HSL	hsl(34, 74%, 20%)
HSV	hsv(34, 85%, 34%)
CMYK	cmyk(0%, 36.8%, 85.1%, 65.9%)
CIE-LAB	lab(26.12, 10.29, 30.44)
CIE-LCH	lch(26.12, 32.13, 71.32°)
OKLab	oklab(36.69% 0.0259 0.0663)
OKLCH	oklch(36.69% 0.071 68.7)
XYZ	xyz(5.3697, 4.7882, 1.0221)
Luminance	0.0479 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57370D #0D2D57

analogous

#57120D #57370D #52570D

triadic

#57370D #0D5737 #370D57

tetradic

#57370D #0D5712 #0D2D57 #570D52

square

#57370D #0D5712 #0D2D57 #570D52

split-complementary

#57370D #0D5257 #120D57

monochromatic

#1B1104 #221505 #57370D #8C5915 #C17A1D

Accessibility & contrast

On white

10.73

#57370D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#57370D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57370D

10.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57370D	#FFFFFF	#000000	##FFFFFF
##57370D	1.00	10.73	1.96	10.73
#FFFFFF	10.73	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423907

Deuteranopia (green-blind)

#49410E

Tritanopia (blue-blind)

#602F2F

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #57370d;
/* rgb */ color: rgb(87, 55, 13);
/* oklch */ color: oklch(36.7% 0.071 68.7);

Tailwind

colors: {
  custom: {
    50: '#8a6d4f',
    500: '#57370d',
    950: '#000000',
  },
}

SCSS

$custom: #57370d;
$custom-light: #8a6d4f;
$custom-dark: #000000;

JSON

{
  "hex": "#57370d",
  "rgb": {
    "r": 87,
    "g": 55,
    "b": 13
  },
  "hsl": {
    "h": 34.054,
    "s": 74,
    "l": 19.608
  },
  "oklch": {
    "l": 0.3669,
    "c": 0.07114,
    "h": 68.7
  },
  "luminance": 0.04788
}

Semantic roles & 50–950 ramp

primary

#57370D

secondary

#2E5992

accent

#87F137

background

#F8F6F4

surface

#F0EBE7

border

#CBC6C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #57370D

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

Preview Lab → · Contrast checker → · Palette generator →