#831C2E#831C2E

#831C2E is a dark, vivid red. Relative luminance 0.059; OKLCH L 40.6% C 0.137 H 16.5°. Best body text is #FFFFFF at 9.67:1 contrast (WCAG AA passes).

Color values

HEX	#831C2E
RGB	rgb(131, 28, 46)
HSL	hsl(350, 65%, 31%)
HSV	hsv(350, 79%, 51%)
CMYK	cmyk(0%, 78.6%, 64.9%, 48.6%)
CIE-LAB	lab(29.04, 44.00, 16.11)
CIE-LCH	lch(29.04, 46.85, 20.11°)
OKLab	oklab(40.55% 0.1314 0.0389)
OKLCH	oklch(40.55% 0.137 16.5)
XYZ	xyz(10.2696, 5.8546, 3.1735)
Luminance	0.0585 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#831C2E #1C8371

analogous

#831C61 #831C2E #833D1C

triadic

#831C2E #2E831C #1C2E83

tetradic

#831C2E #61831C #1C8371 #3D1C83

square

#831C2E #61831C #1C8371 #3D1C83

split-complementary

#831C2E #1C833D #1C6183

monochromatic

#1E060B #51111C #831C2E #B52740 #D7435D

Accessibility & contrast

On white

9.67

#831C2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#831C2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #831C2E

9.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##831C2E	#FFFFFF	#000000	##FFFFFF
##831C2E	1.00	9.67	2.17	9.67
#FFFFFF	9.67	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#39372E

Deuteranopia (green-blind)

#534C2B

Tritanopia (blue-blind)

#900024

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #831c2e;
/* rgb */ color: rgb(131, 28, 46);
/* oklch */ color: oklch(40.6% 0.137 16.5);

Tailwind

colors: {
  custom: {
    50: '#ae6266',
    500: '#831c2e',
    950: '#000000',
  },
}

SCSS

$custom: #831c2e;
$custom-light: #ae6266;
$custom-dark: #000000;

JSON

{
  "hex": "#831c2e",
  "rgb": {
    "r": 131,
    "g": 28,
    "b": 46
  },
  "hsl": {
    "h": 349.515,
    "s": 64.78,
    "l": 31.176
  },
  "oklch": {
    "l": 0.40551,
    "c": 0.13706,
    "h": 16.5
  },
  "luminance": 0.05853
}

Semantic roles & 50–950 ramp

primary

#831C2E

secondary

#45B6A2

accent

#E8CA40

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#110605

muted

#807A7A

Preview Lab

Preview with #831C2E

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

Preview Lab → · Contrast checker → · Palette generator →