#87311E#87311E

#87311E is a dark, vivid red. Relative luminance 0.074; OKLCH L 43.4% C 0.122 H 34.0°. Best body text is #FFFFFF at 8.44:1 contrast (WCAG AA passes).

Color values

HEX	#87311E
RGB	rgb(135, 49, 30)
HSL	hsl(11, 64%, 32%)
HSV	hsv(11, 78%, 53%)
CMYK	cmyk(0%, 63.7%, 77.8%, 47.1%)
CIE-LAB	lab(32.79, 35.72, 30.76)
CIE-LCH	lch(32.79, 47.14, 40.74°)
OKLab	oklab(43.42% 0.1013 0.0684)
OKLCH	oklch(43.42% 0.122 34)
XYZ	xyz(11.3255, 7.4428, 2.0683)
Luminance	0.0744 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#87311E #1E7487

analogous

#871E40 #87311E #87651E

triadic

#87311E #1E8731 #311E87

tetradic

#87311E #40871E #1E7487 #651E87

square

#87311E #40871E #1E7487 #651E87

split-complementary

#87311E #1E8765 #1E4087

monochromatic

#230D08 #551F13 #87311E #B94329 #D76349

Accessibility & contrast

On white

8.44

#87311E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#87311E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #87311E

8.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##87311E	#FFFFFF	#000000	##FFFFFF
##87311E	1.00	8.44	2.49	8.44
#FFFFFF	8.44	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#49411B

Deuteranopia (green-blind)

#5E541B

Tritanopia (blue-blind)

#951C2D

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #87311e;
/* rgb */ color: rgb(135, 49, 30);
/* oklch */ color: oklch(43.4% 0.122 34.0);

Tailwind

colors: {
  custom: {
    50: '#b16d5b',
    500: '#87311e',
    950: '#000000',
  },
}

SCSS

$custom: #87311e;
$custom-light: #b16d5b;
$custom-dark: #000000;

JSON

{
  "hex": "#87311e",
  "rgb": {
    "r": 135,
    "g": 49,
    "b": 30
  },
  "hsl": {
    "h": 10.857,
    "s": 63.636,
    "l": 32.353
  },
  "oklch": {
    "l": 0.43421,
    "c": 0.12222,
    "h": 34
  },
  "luminance": 0.07441
}

Semantic roles & 50–950 ramp

primary

#87311E

secondary

#48A4B9

accent

#C9E741

background

#FBF6F5

surface

#F6ECE9

border

#D0C7C5

text

#120704

muted

#817A79

Preview Lab

Preview with #87311E

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

Preview Lab → · Contrast checker → · Palette generator →