#831D29#831D29

#831D29 is a dark, vivid red. Relative luminance 0.059; OKLCH L 40.5% C 0.136 H 19.7°. Best body text is #FFFFFF at 9.66:1 contrast (WCAG AA passes).

Color values

HEX	#831D29
RGB	rgb(131, 29, 41)
HSL	hsl(353, 64%, 31%)
HSV	hsv(353, 78%, 51%)
CMYK	cmyk(0%, 77.9%, 68.7%, 48.6%)
CIE-LAB	lab(29.07, 43.34, 19.44)
CIE-LCH	lch(29.07, 47.50, 24.16°)
OKLab	oklab(40.54% 0.1282 0.0459)
OKLCH	oklch(40.54% 0.136 19.7)
XYZ	xyz(10.2008, 5.8657, 2.6925)
Luminance	0.0586 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#831D29 #1D8377

analogous

#831D5C #831D29 #83441D

triadic

#831D29 #29831D #1D2983

tetradic

#831D29 #5C831D #1D8377 #441D83

square

#831D29 #5C831D #1D8377 #441D83

split-complementary

#831D29 #1D8344 #1D5C83

monochromatic

#1F070A #511219 #831D29 #B52839 #D64556

Accessibility & contrast

On white

9.66

#831D29 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#831D29 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #831D29

9.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##831D29	#FFFFFF	#000000	##FFFFFF
##831D29	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)

#3A3729

Deuteranopia (green-blind)

#544C26

Tritanopia (blue-blind)

#900022

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #831d29;
/* rgb */ color: rgb(131, 29, 41);
/* oklch */ color: oklch(40.5% 0.136 19.7);

Tailwind

colors: {
  custom: {
    50: '#ae6362',
    500: '#831d29',
    950: '#000000',
  },
}

SCSS

$custom: #831d29;
$custom-light: #ae6362;
$custom-dark: #000000;

JSON

{
  "hex": "#831d29",
  "rgb": {
    "r": 131,
    "g": 29,
    "b": 41
  },
  "hsl": {
    "h": 352.941,
    "s": 63.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.40542,
    "c": 0.1362,
    "h": 19.7
  },
  "luminance": 0.05864
}

Semantic roles & 50–950 ramp

primary

#831D29

secondary

#46B6A9

accent

#E7D341

background

#FBF6F5

surface

#F6EBEA

border

#D0C6C6

text

#120605

muted

#817A79

Preview Lab

Preview with #831D29

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

Preview Lab → · Contrast checker → · Palette generator →