#831A27#831A27

#831A27 is a dark, vivid red. Relative luminance 0.057; OKLCH L 40.2% C 0.139 H 20.0°. Best body text is #FFFFFF at 9.80:1 contrast (WCAG AA passes).

Color values

HEX	#831A27
RGB	rgb(131, 26, 39)
HSL	hsl(353, 67%, 31%)
HSV	hsv(353, 80%, 51%)
CMYK	cmyk(0%, 80.2%, 70.2%, 48.6%)
CIE-LAB	lab(28.67, 44.24, 20.26)
CIE-LCH	lch(28.67, 48.66, 24.60°)
OKLab	oklab(40.24% 0.1306 0.0475)
OKLCH	oklch(40.24% 0.139 20)
XYZ	xyz(10.0968, 5.7121, 2.4900)
Luminance	0.0571 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#831A27 #1A8376

analogous

#831A5B #831A27 #83411A

triadic

#831A27 #27831A #1A2783

tetradic

#831A27 #5B831A #1A8376 #411A83

square

#831A27 #5B831A #1A8376 #411A83

split-complementary

#831A27 #1A8341 #1A5B83

monochromatic

#1D0609 #501018 #831A27 #B62436 #D93F52

Accessibility & contrast

On white

9.80

#831A27 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#831A27 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #831A27

9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##831A27	#FFFFFF	#000000	##FFFFFF
##831A27	1.00	9.80	2.14	9.80
#FFFFFF	9.80	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393527

Deuteranopia (green-blind)

#544C24

Tritanopia (blue-blind)

#900020

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #831a27;
/* rgb */ color: rgb(131, 26, 39);
/* oklch */ color: oklch(40.2% 0.139 20.0);

Tailwind

colors: {
  custom: {
    50: '#ae6161',
    500: '#831a27',
    950: '#000000',
  },
}

SCSS

$custom: #831a27;
$custom-light: #ae6161;
$custom-dark: #000000;

JSON

{
  "hex": "#831a27",
  "rgb": {
    "r": 131,
    "g": 26,
    "b": 39
  },
  "hsl": {
    "h": 352.571,
    "s": 66.879,
    "l": 30.784
  },
  "oklch": {
    "l": 0.40236,
    "c": 0.139,
    "h": 20
  },
  "luminance": 0.05711
}

Semantic roles & 50–950 ramp

primary

#831A27

secondary

#42B7A8

accent

#EAD53E

background

#FBF6F5

surface

#F6EBE9

border

#D0C6C5

text

#120505

muted

#817A79

Preview Lab

Preview with #831A27

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

Preview Lab → · Contrast checker → · Palette generator →