#57390D#57390D

#57390D is a dark, moderate orange. Relative luminance 0.050; OKLCH L 37.1% C 0.071 H 71.8°. Best body text is #FFFFFF at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#57390D
RGB	rgb(87, 57, 13)
HSL	hsl(36, 74%, 20%)
HSV	hsv(36, 85%, 34%)
CMYK	cmyk(0%, 34.5%, 85.1%, 65.9%)
CIE-LAB	lab(26.68, 9.02, 30.96)
CIE-LCH	lch(26.68, 32.25, 73.75°)
OKLab	oklab(37.13% 0.0221 0.0674)
OKLCH	oklch(37.13% 0.071 71.8)
XYZ	xyz(5.4667, 4.9820, 1.0544)
Luminance	0.0498 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57390D #0D2B57

analogous

#57140D #57390D #50570D

triadic

#57390D #0D5739 #390D57

tetradic

#57390D #0D5714 #0D2B57 #570D50

square

#57390D #0D5714 #0D2B57 #570D50

split-complementary

#57390D #0D5057 #140D57

monochromatic

#1B1104 #221605 #57390D #8C5C15 #C17F1D

Accessibility & contrast

On white

10.52

#57390D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#57390D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57390D

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57390D	#FFFFFF	#000000	##FFFFFF
##57390D	1.00	10.52	2.00	10.52
#FFFFFF	10.52	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433B06

Deuteranopia (green-blind)

#4A420E

Tritanopia (blue-blind)

#603130

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #57390d;
/* rgb */ color: rgb(87, 57, 13);
/* oklch */ color: oklch(37.1% 0.071 71.8);

Tailwind

colors: {
  custom: {
    50: '#8a6f4f',
    500: '#57390d',
    950: '#000000',
  },
}

SCSS

$custom: #57390d;
$custom-light: #8a6f4f;
$custom-dark: #000000;

JSON

{
  "hex": "#57390d",
  "rgb": {
    "r": 87,
    "g": 57,
    "b": 13
  },
  "hsl": {
    "h": 35.676,
    "s": 74,
    "l": 19.608
  },
  "oklch": {
    "l": 0.37127,
    "c": 0.07096,
    "h": 71.8
  },
  "luminance": 0.04982
}

Semantic roles & 50–950 ramp

primary

#57390D

secondary

#2E5792

accent

#82F137

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #57390D

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

Preview Lab → · Contrast checker → · Palette generator →