#57390C#57390C

#57390C is a dark, moderate orange. Relative luminance 0.050; OKLCH L 37.1% C 0.072 H 72.2°. Best body text is #FFFFFF at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#57390C
RGB	rgb(87, 57, 12)
HSL	hsl(36, 76%, 19%)
HSV	hsv(36, 86%, 34%)
CMYK	cmyk(0%, 34.5%, 86.2%, 65.9%)
CIE-LAB	lab(26.68, 8.98, 31.40)
CIE-LCH	lch(26.68, 32.66, 74.04°)
OKLab	oklab(37.12% 0.0219 0.0681)
OKLCH	oklch(37.12% 0.072 72.2)
XYZ	xyz(5.4604, 4.9795, 1.0213)
Luminance	0.0498 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57390C #0C2A57

analogous

#57140C #57390C #50570C

triadic

#57390C #0C5739 #390C57

tetradic

#57390C #0C5714 #0C2A57 #570C50

square

#57390C #0C5714 #0C2A57 #570C50

split-complementary

#57390C #0C5057 #140C57

monochromatic

#1B1204 #211605 #57390C #8D5C13 #C37F1B

Accessibility & contrast

On white

10.52

#57390C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#57390C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57390C

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57390C	#FFFFFF	#000000	##FFFFFF
##57390C	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)

#433B05

Deuteranopia (green-blind)

#4A420D

Tritanopia (blue-blind)

#603130

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #57390c;
/* rgb */ color: rgb(87, 57, 12);
/* oklch */ color: oklch(37.1% 0.072 72.2);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#57390c",
  "rgb": {
    "r": 87,
    "g": 57,
    "b": 12
  },
  "hsl": {
    "h": 36,
    "s": 75.758,
    "l": 19.412
  },
  "oklch": {
    "l": 0.37119,
    "c": 0.07152,
    "h": 72.2
  },
  "luminance": 0.04979
}

Semantic roles & 50–950 ramp

primary

#57390C

secondary

#2D5592

accent

#81F235

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #57390C

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

Preview Lab → · Contrast checker → · Palette generator →