#87231B#87231B

#87231B is a dark, vivid red. Relative luminance 0.064; OKLCH L 41.7% C 0.137 H 28.9°. Best body text is #FFFFFF at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#87231B
RGB	rgb(135, 35, 27)
HSL	hsl(4, 67%, 32%)
HSV	hsv(4, 80%, 53%)
CMYK	cmyk(0%, 74.1%, 80%, 47.1%)
CIE-LAB	lab(30.48, 41.76, 30.05)
CIE-LCH	lch(30.48, 51.45, 35.74°)
OKLab	oklab(41.67% 0.1195 0.066)
OKLCH	oklch(41.67% 0.137 28.9)
XYZ	xyz(10.7918, 6.4338, 1.7103)
Luminance	0.0643 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#87231B #1B7F87

analogous

#871B49 #87231B #87591B

triadic

#87231B #1B8723 #231B87

tetradic

#87231B #49871B #1B7F87 #591B87

square

#87231B #49871B #1B7F87 #591B87

split-complementary

#87231B #1B8759 #1B4987

monochromatic

#210907 #541611 #87231B #BA3025 #D94E43

Accessibility & contrast

On white

9.18

#87231B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#87231B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #87231B

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##87231B	#FFFFFF	#000000	##FFFFFF
##87231B	1.00	9.18	2.29	9.18
#FFFFFF	9.18	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413A19

Deuteranopia (green-blind)

#595017

Tritanopia (blue-blind)

#950022

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #87231b;
/* rgb */ color: rgb(135, 35, 27);
/* oklch */ color: oklch(41.7% 0.137 28.9);

Tailwind

colors: {
  custom: {
    50: '#b26558',
    500: '#87231b',
    950: '#000000',
  },
}

SCSS

$custom: #87231b;
$custom-light: #b26558;
$custom-dark: #000000;

JSON

{
  "hex": "#87231b",
  "rgb": {
    "r": 135,
    "g": 35,
    "b": 27
  },
  "hsl": {
    "h": 4.444,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.41674,
    "c": 0.13651,
    "h": 28.9
  },
  "luminance": 0.06432
}

Semantic roles & 50–950 ramp

primary

#87231B

secondary

#44B1BA

accent

#DDEA3E

background

#FBF6F5

surface

#F7EBE9

border

#D0C6C5

text

#120603

muted

#817A78

Preview Lab

Preview with #87231B

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

Preview Lab → · Contrast checker → · Palette generator →