#831F24#831F24

#831F24 is a dark, vivid red. Relative luminance 0.059; OKLCH L 40.6% C 0.135 H 23.1°. Best body text is #FFFFFF at 9.60:1 contrast (WCAG AA passes).

Color values

HEX	#831F24
RGB	rgb(131, 31, 36)
HSL	hsl(357, 62%, 32%)
HSV	hsv(357, 76%, 51%)
CMYK	cmyk(0%, 76.3%, 72.5%, 48.6%)
CIE-LAB	lab(29.25, 42.34, 22.89)
CIE-LCH	lch(29.25, 48.14, 28.40°)
OKLab	oklab(40.64% 0.1239 0.0528)
OKLCH	oklch(40.64% 0.135 23.1)
XYZ	xyz(10.1696, 5.9342, 2.2787)
Luminance	0.0593 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#831F24 #1F837E

analogous

#831F56 #831F24 #834C1F

triadic

#831F24 #24831F #1F2483

tetradic

#831F24 #56831F #1F837E #4C1F83

square

#831F24 #56831F #1F837E #4C1F83

split-complementary

#831F24 #1F834C #1F5683

monochromatic

#200809 #521316 #831F24 #B42B32 #D44950

Accessibility & contrast

On white

9.60

#831F24 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#831F24 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #831F24

9.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##831F24	#FFFFFF	#000000	##FFFFFF
##831F24	1.00	9.60	2.19	9.60
#FFFFFF	9.60	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3723

Deuteranopia (green-blind)

#554D21

Tritanopia (blue-blind)

#900022

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #831f24;
/* rgb */ color: rgb(131, 31, 36);
/* oklch */ color: oklch(40.6% 0.135 23.1);

Tailwind

colors: {
  custom: {
    50: '#ae635e',
    500: '#831f24',
    950: '#000000',
  },
}

SCSS

$custom: #831f24;
$custom-light: #ae635e;
$custom-dark: #000000;

JSON

{
  "hex": "#831f24",
  "rgb": {
    "r": 131,
    "g": 31,
    "b": 36
  },
  "hsl": {
    "h": 357,
    "s": 61.728,
    "l": 31.765
  },
  "oklch": {
    "l": 0.40645,
    "c": 0.13469,
    "h": 23.1
  },
  "luminance": 0.05933
}

Semantic roles & 50–950 ramp

primary

#831F24

secondary

#48B6B0

accent

#E5DD43

background

#FBF6F5

surface

#F6EBE9

border

#D0C6C5

text

#120604

muted

#817A79

Preview Lab

Preview with #831F24

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

Preview Lab → · Contrast checker → · Palette generator →