#57131C#57131C

#57131C is a dark, moderate red. Relative luminance 0.026; OKLCH L 30.8% C 0.099 H 18.0°. Best body text is #FFFFFF at 13.86:1 contrast (WCAG AA passes).

Color values

HEX#57131C
RGBrgb(87, 19, 28)
HSLhsl(352, 64%, 21%)
HSVhsv(352, 78%, 34%)
CMYKcmyk(0%, 78.2%, 67.8%, 65.9%)
CIE-LABlab(18.26, 31.49, 12.61)
CIE-LCHlch(18.26, 33.92, 21.81°)
OKLaboklab(30.76% 0.0938 0.0304)
OKLCHoklch(30.76% 0.099 18)
XYZxyz(4.3734, 2.5765, 1.3654)
Luminance0.0258 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#57131C #13574E
analogous
#57133E #57131C #572C13
triadic
#57131C #1C5713 #131C57
tetradic
#57131C #3E5713 #13574E #2C1357
square
#57131C #3E5713 #13574E #2C1357
split-complementary
#57131C #13572C #133E57
monochromatic
#190508 #25080C #57131C #891E2C #BB293C

Accessibility & contrast

On white

13.86
#57131C on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.52
#57131C on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57131C
13.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##57131C#FFFFFF#000000##FFFFFF
##57131C1.0013.861.5213.86
#FFFFFF13.861.0021.001.00
#0000001.5221.001.0021.00
##FFFFFF13.861.0021.001.00

Color blindness preview

Protanopia (red-blind)
#26231C
Deuteranopia (green-blind)
#37321A
Tritanopia (blue-blind)
#600117
Achromatopsia (no color)
#2D2D2D

Design tokens & code

CSS
--color: #57131c;
/* rgb */ color: rgb(87, 19, 28);
/* oklch */ color: oklch(30.8% 0.099 18.0);
Tailwind
colors: {
  custom: {
    50: '#8c5757',
    500: '#57131c',
    950: '#000000',
  },
}
SCSS
$custom: #57131c;
$custom-light: #8c5757;
$custom-dark: #000000;
JSON
{
  "hex": "#57131c",
  "rgb": {
    "r": 87,
    "g": 19,
    "b": 28
  },
  "hsl": {
    "h": 352.059,
    "s": 64.151,
    "l": 20.784
  },
  "oklch": {
    "l": 0.30762,
    "c": 0.09861,
    "h": 18
  },
  "luminance": 0.02576
}

Semantic roles & 50–950 ramp

primary
#57131C
secondary
#368F84
accent
#E7D141
background
#F9F5F5
surface
#F1E9E9
border
#CBC5C5
text
#0D0303
muted
#7E7878

Preview Lab

Preview with #57131C

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

Preview Lab → · Contrast checker → · Palette generator →

#57131C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva