#57170E#57170E

#57170E is a dark, moderate red. Relative luminance 0.027; OKLCH L 31.0% C 0.096 H 31.0°. Best body text is #FFFFFF at 13.69:1 contrast (WCAG AA passes).

Color values

HEX	#57170E
RGB	rgb(87, 23, 14)
HSL	hsl(7, 72%, 20%)
HSV	hsv(7, 84%, 34%)
CMYK	cmyk(0%, 73.6%, 83.9%, 65.9%)
CIE-LAB	lab(18.68, 28.92, 22.14)
CIE-LCH	lch(18.68, 36.42, 37.43°)
OKLab	oklab(31% 0.0824 0.0495)
OKLCH	oklch(31% 0.096 31)
XYZ	xyz(4.3166, 2.6714, 0.7037)
Luminance	0.0267 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57170E #0E4E57

analogous

#570E2A #57170E #573B0E

triadic

#57170E #0E5717 #170E57

tetradic

#57170E #2A570E #0E4E57 #3B0E57

square

#57170E #2A570E #0E4E57 #3B0E57

split-complementary

#57170E #0E573B #0E2A57

monochromatic

#1A0704 #220906 #57170E #8C2516 #C0331F

Accessibility & contrast

On white

13.69

#57170E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#57170E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57170E

13.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57170E	#FFFFFF	#000000	##FFFFFF
##57170E	1.00	13.69	1.53	13.69
#FFFFFF	13.69	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29250C

Deuteranopia (green-blind)

#39330B

Tritanopia (blue-blind)

#600415

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #57170e;
/* rgb */ color: rgb(87, 23, 14);
/* oklch */ color: oklch(31.0% 0.096 31.0);

Tailwind

colors: {
  custom: {
    50: '#8d584d',
    500: '#57170e',
    950: '#000000',
  },
}

SCSS

$custom: #57170e;
$custom-light: #8d584d;
$custom-dark: #000000;

JSON

{
  "hex": "#57170e",
  "rgb": {
    "r": 87,
    "g": 23,
    "b": 14
  },
  "hsl": {
    "h": 7.397,
    "s": 72.277,
    "l": 19.804
  },
  "oklch": {
    "l": 0.30999,
    "c": 0.09611,
    "h": 31
  },
  "luminance": 0.02671
}

Semantic roles & 50–950 ramp

primary

#57170E

secondary

#308591

accent

#D9EF39

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0301

muted

#7E7877

Preview Lab

Preview with #57170E

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

Preview Lab → · Contrast checker → · Palette generator →