#831A24#831A24

#831A24 is a dark, vivid red. Relative luminance 0.057; OKLCH L 40.2% C 0.139 H 21.6°. Best body text is #FFFFFF at 9.82:1 contrast (WCAG AA passes).

Color values

HEX	#831A24
RGB	rgb(131, 26, 36)
HSL	hsl(354, 67%, 31%)
HSV	hsv(354, 80%, 51%)
CMYK	cmyk(0%, 80.2%, 72.5%, 48.6%)
CIE-LAB	lab(28.62, 44.08, 22.15)
CIE-LCH	lch(28.62, 49.33, 26.68°)
OKLab	oklab(40.18% 0.1294 0.0512)
OKLCH	oklch(40.18% 0.139 21.6)
XYZ	xyz(10.0490, 5.6930, 2.2385)
Luminance	0.0569 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#831A24 #1A8379

analogous

#831A58 #831A24 #83441A

triadic

#831A24 #24831A #1A2483

tetradic

#831A24 #58831A #1A8379 #441A83

square

#831A24 #58831A #1A8379 #441A83

split-complementary

#831A24 #1A8344 #1A5883

monochromatic

#1D0608 #501016 #831A24 #B62432 #D93F4D

Accessibility & contrast

On white

9.82

#831A24 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#831A24 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #831A24

9.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##831A24	#FFFFFF	#000000	##FFFFFF
##831A24	1.00	9.82	2.14	9.82
#FFFFFF	9.82	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3523

Deuteranopia (green-blind)

#544C21

Tritanopia (blue-blind)

#90001F

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #831a24;
/* rgb */ color: rgb(131, 26, 36);
/* oklch */ color: oklch(40.2% 0.139 21.6);

Tailwind

colors: {
  custom: {
    50: '#ae615e',
    500: '#831a24',
    950: '#000000',
  },
}

SCSS

$custom: #831a24;
$custom-light: #ae615e;
$custom-dark: #000000;

JSON

{
  "hex": "#831a24",
  "rgb": {
    "r": 131,
    "g": 26,
    "b": 36
  },
  "hsl": {
    "h": 354.286,
    "s": 66.879,
    "l": 30.784
  },
  "oklch": {
    "l": 0.40183,
    "c": 0.13918,
    "h": 21.6
  },
  "luminance": 0.05691
}

Semantic roles & 50–950 ramp

primary

#831A24

secondary

#42B7AC

accent

#EAD93E

background

#FBF6F5

surface

#F6EBE9

border

#D0C6C5

text

#120504

muted

#817A79

Preview Lab

Preview with #831A24

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

Preview Lab → · Contrast checker → · Palette generator →