#831C30#831C30

#831C30 is a dark, vivid red. Relative luminance 0.059; OKLCH L 40.6% C 0.137 H 15.3°. Best body text is #FFFFFF at 9.66:1 contrast (WCAG AA passes).

Color values

HEX	#831C30
RGB	rgb(131, 28, 48)
HSL	hsl(348, 65%, 31%)
HSV	hsv(348, 79%, 51%)
CMYK	cmyk(0%, 78.6%, 63.4%, 48.6%)
CIE-LAB	lab(29.08, 44.13, 14.84)
CIE-LCH	lch(29.08, 46.56, 18.58°)
OKLab	oklab(40.6% 0.1323 0.0362)
OKLCH	oklch(40.6% 0.137 15.3)
XYZ	xyz(10.3099, 5.8707, 3.3860)
Luminance	0.0587 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#831C30 #1C836F

analogous

#831C63 #831C30 #833B1C

triadic

#831C30 #30831C #1C3083

tetradic

#831C30 #63831C #1C836F #3B1C83

square

#831C30 #63831C #1C836F #3B1C83

split-complementary

#831C30 #1C833B #1C6383

monochromatic

#1E060B #51111E #831C30 #B52742 #D7435F

Accessibility & contrast

On white

9.66

#831C30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#831C30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #831C30

9.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##831C30	#FFFFFF	#000000	##FFFFFF
##831C30	1.00	9.66	2.17	9.66
#FFFFFF	9.66	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393730

Deuteranopia (green-blind)

#534C2D

Tritanopia (blue-blind)

#900025

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #831c30;
/* rgb */ color: rgb(131, 28, 48);
/* oklch */ color: oklch(40.6% 0.137 15.3);

Tailwind

colors: {
  custom: {
    50: '#ad6268',
    500: '#831c30',
    950: '#000000',
  },
}

SCSS

$custom: #831c30;
$custom-light: #ad6268;
$custom-dark: #000000;

JSON

{
  "hex": "#831c30",
  "rgb": {
    "r": 131,
    "g": 28,
    "b": 48
  },
  "hsl": {
    "h": 348.35,
    "s": 64.78,
    "l": 31.176
  },
  "oklch": {
    "l": 0.40595,
    "c": 0.13711,
    "h": 15.3
  },
  "luminance": 0.05869
}

Semantic roles & 50–950 ramp

primary

#831C30

secondary

#45B6A0

accent

#E8C740

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#110606

muted

#807A7A

Preview Lab

Preview with #831C30

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

Preview Lab → · Contrast checker → · Palette generator →