#57370C#57370C

#57370C is a dark, moderate orange. Relative luminance 0.048; OKLCH L 36.7% C 0.072 H 69.1°. Best body text is #FFFFFF at 10.73:1 contrast (WCAG AA passes).

Color values

HEX	#57370C
RGB	rgb(87, 55, 12)
HSL	hsl(34, 76%, 19%)
HSV	hsv(34, 86%, 34%)
CMYK	cmyk(0%, 36.8%, 86.2%, 65.9%)
CIE-LAB	lab(26.12, 10.25, 30.88)
CIE-LCH	lch(26.12, 32.54, 71.64°)
OKLab	oklab(36.68% 0.0256 0.067)
OKLCH	oklch(36.68% 0.072 69.1)
XYZ	xyz(5.3635, 4.7857, 0.9890)
Luminance	0.0478 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57370C #0C2C57

analogous

#57120C #57370C #52570C

triadic

#57370C #0C5737 #370C57

tetradic

#57370C #0C5712 #0C2C57 #570C52

square

#57370C #0C5712 #0C2C57 #570C52

split-complementary

#57370C #0C5257 #120C57

monochromatic

#1B1104 #211505 #57370C #8D5913 #C37B1B

Accessibility & contrast

On white

10.73

#57370C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#57370C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57370C

10.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57370C	#FFFFFF	#000000	##FFFFFF
##57370C	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)

#423905

Deuteranopia (green-blind)

#49410D

Tritanopia (blue-blind)

#602F2F

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #57370c;
/* rgb */ color: rgb(87, 55, 12);
/* oklch */ color: oklch(36.7% 0.072 69.1);

Tailwind

colors: {
  custom: {
    50: '#8a6d4e',
    500: '#57370c',
    950: '#000000',
  },
}

SCSS

$custom: #57370c;
$custom-light: #8a6d4e;
$custom-dark: #000000;

JSON

{
  "hex": "#57370c",
  "rgb": {
    "r": 87,
    "g": 55,
    "b": 12
  },
  "hsl": {
    "h": 34.4,
    "s": 75.758,
    "l": 19.412
  },
  "oklch": {
    "l": 0.36682,
    "c": 0.07169,
    "h": 69.1
  },
  "luminance": 0.04785
}

Semantic roles & 50–950 ramp

primary

#57370C

secondary

#2D5892

accent

#86F235

background

#F8F6F4

surface

#F0EBE7

border

#CBC6C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #57370C

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

Preview Lab → · Contrast checker → · Palette generator →