#831D22#831D22

#831D22 is a dark, vivid red. Relative luminance 0.058; OKLCH L 40.4% C 0.137 H 23.5°. Best body text is #FFFFFF at 9.70:1 contrast (WCAG AA passes).

Color values

HEX#831D22
RGBrgb(131, 29, 34)
HSLhsl(357, 64%, 31%)
HSVhsv(357, 78%, 51%)
CMYKcmyk(0%, 77.9%, 74%, 48.6%)
CIE-LABlab(28.96, 42.97, 23.83)
CIE-LCHlch(28.96, 49.13, 29.01°)
OKLaboklab(40.42% 0.1254 0.0545)
OKLCHoklch(40.42% 0.137 23.5)
XYZxyz(10.0893, 5.8211, 2.1054)
Luminance0.0582 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#831D22 #1D837E
analogous
#831D55 #831D22 #834B1D
triadic
#831D22 #22831D #1D2283
tetradic
#831D22 #55831D #1D837E #4B1D83
square
#831D22 #55831D #1D837E #4B1D83
split-complementary
#831D22 #1D834B #1D5583
monochromatic
#1F0708 #511215 #831D22 #B5282F #D6454C

Accessibility & contrast

On white

9.70
#831D22 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.16
#831D22 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #831D22
9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##831D22#FFFFFF#000000##FFFFFF
##831D221.009.702.169.70
#FFFFFF9.701.0021.001.00
#0000002.1621.001.0021.00
##FFFFFF9.701.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3B3621
Deuteranopia (green-blind)
#554C1F
Tritanopia (blue-blind)
#910020
Achromatopsia (no color)
#444444

Design tokens & code

CSS
--color: #831d22;
/* rgb */ color: rgb(131, 29, 34);
/* oklch */ color: oklch(40.4% 0.137 23.5);
Tailwind
colors: {
  custom: {
    50: '#ae625d',
    500: '#831d22',
    950: '#000000',
  },
}
SCSS
$custom: #831d22;
$custom-light: #ae625d;
$custom-dark: #000000;
JSON
{
  "hex": "#831d22",
  "rgb": {
    "r": 131,
    "g": 29,
    "b": 34
  },
  "hsl": {
    "h": 357.059,
    "s": 63.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.4042,
    "c": 0.13674,
    "h": 23.5
  },
  "luminance": 0.0582
}

Semantic roles & 50–950 ramp

primary
#831D22
secondary
#46B6B1
accent
#E7DF41
background
#FBF6F5
surface
#F6EBE9
border
#D0C6C5
text
#120604
muted
#817A79

Preview Lab

Preview with #831D22

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

Preview Lab → · Contrast checker → · Palette generator →

#831D22 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva