#83231A#83231A

#83231A is a dark, vivid red. Relative luminance 0.061; OKLCH L 40.9% C 0.132 H 29.4°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#83231A
RGB	rgb(131, 35, 26)
HSL	hsl(5, 67%, 31%)
HSV	hsv(5, 80%, 51%)
CMYK	cmyk(0%, 73.3%, 80.2%, 48.6%)
CIE-LAB	lab(29.67, 40.34, 29.55)
CIE-LCH	lch(29.67, 50.01, 36.22°)
OKLab	oklab(40.92% 0.1153 0.0649)
OKLCH	oklch(40.92% 0.132 29.4)
XYZ	xyz(10.1487, 6.1035, 1.6208)
Luminance	0.0610 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#83231A #1A7A83

analogous

#831A45 #83231A #83571A

triadic

#83231A #1A8323 #231A83

tetradic

#83231A #45831A #1A7A83 #571A83

square

#83231A #45831A #1A7A83 #571A83

split-complementary

#83231A #1A8357 #1A4583

monochromatic

#1D0806 #501510 #83231A #B63124 #D94C3F

Accessibility & contrast

On white

9.46

#83231A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#83231A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #83231A

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##83231A	#FFFFFF	#000000	##FFFFFF
##83231A	1.00	9.46	2.22	9.46
#FFFFFF	9.46	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3918

Deuteranopia (green-blind)

#574E16

Tritanopia (blue-blind)

#910022

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #83231a;
/* rgb */ color: rgb(131, 35, 26);
/* oklch */ color: oklch(40.9% 0.132 29.4);

Tailwind

colors: {
  custom: {
    50: '#af6557',
    500: '#83231a',
    950: '#000000',
  },
}

SCSS

$custom: #83231a;
$custom-light: #af6557;
$custom-dark: #000000;

JSON

{
  "hex": "#83231a",
  "rgb": {
    "r": 131,
    "g": 35,
    "b": 26
  },
  "hsl": {
    "h": 5.143,
    "s": 66.879,
    "l": 30.784
  },
  "oklch": {
    "l": 0.4092,
    "c": 0.13234,
    "h": 29.4
  },
  "luminance": 0.06102
}

Semantic roles & 50–950 ramp

primary

#83231A

secondary

#42ADB7

accent

#DBEA3E

background

#FBF6F5

surface

#F6EBE9

border

#D0C6C5

text

#120603

muted

#817A78

Preview Lab

Preview with #83231A

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

Preview Lab → · Contrast checker → · Palette generator →