#831029#831029

#831029 is a dark, vivid red. Relative luminance 0.054; OKLCH L 39.5% C 0.147 H 16.7°. Best body text is #FFFFFF at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#831029
RGB	rgb(131, 16, 41)
HSL	hsl(347, 78%, 29%)
HSV	hsv(347, 88%, 51%)
CMYK	cmyk(0%, 87.8%, 68.7%, 48.6%)
CIE-LAB	lab(27.73, 47.13, 17.75)
CIE-LCH	lch(27.73, 50.36, 20.63°)
OKLab	oklab(39.55% 0.1404 0.0421)
OKLCH	oklch(39.55% 0.147 16.7)
XYZ	xyz(9.9467, 5.3575, 2.6078)
Luminance	0.0536 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#831029 #10836A

analogous

#831063 #831029 #833110

triadic

#831029 #298310 #102983

tetradic

#831029 #638310 #10836A #311083

square

#831029 #638310 #10836A #311083

split-complementary

#831029 #108331 #106383

monochromatic

#1B0309 #4C0918 #831029 #BA173A #E52952

Accessibility & contrast

On white

10.14

#831029 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#831029 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #831029

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##831029	#FFFFFF	#000000	##FFFFFF
##831029	1.00	10.14	2.07	10.14
#FFFFFF	10.14	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353229

Deuteranopia (green-blind)

#514A26

Tritanopia (blue-blind)

#90001C

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #831029;
/* rgb */ color: rgb(131, 16, 41);
/* oklch */ color: oklch(39.5% 0.147 16.7);

Tailwind

colors: {
  custom: {
    50: '#ae5e62',
    500: '#831029',
    950: '#000000',
  },
}

SCSS

$custom: #831029;
$custom-light: #ae5e62;
$custom-dark: #000000;

JSON

{
  "hex": "#831029",
  "rgb": {
    "r": 131,
    "g": 16,
    "b": 41
  },
  "hsl": {
    "h": 346.957,
    "s": 78.231,
    "l": 28.824
  },
  "oklch": {
    "l": 0.39549,
    "c": 0.14658,
    "h": 16.7
  },
  "luminance": 0.05356
}

Semantic roles & 50–950 ramp

primary

#831029

secondary

#36B99C

accent

#F5CB33

background

#FBF5F5

surface

#F6EAEA

border

#D0C6C6

text

#120505

muted

#817979

Preview Lab

Preview with #831029

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

Preview Lab → · Contrast checker → · Palette generator →