#87311A#87311A

#87311A is a dark, vivid red. Relative luminance 0.074; OKLCH L 43.4% C 0.123 H 35.7°. Best body text is #FFFFFF at 8.45:1 contrast (WCAG AA passes).

Color values

HEX	#87311A
RGB	rgb(135, 49, 26)
HSL	hsl(13, 68%, 32%)
HSV	hsv(13, 81%, 53%)
CMYK	cmyk(0%, 63.7%, 80.7%, 47.1%)
CIE-LAB	lab(32.75, 35.55, 32.96)
CIE-LCH	lch(32.75, 48.48, 42.83°)
OKLab	oklab(43.38% 0.1 0.072)
OKLCH	oklch(43.38% 0.123 35.7)
XYZ	xyz(11.2777, 7.4237, 1.8162)
Luminance	0.0742 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#87311A #1A7087

analogous

#871A39 #87311A #87681A

triadic

#87311A #1A8731 #311A87

tetradic

#87311A #39871A #1A7087 #681A87

square

#87311A #39871A #1A7087 #681A87

split-complementary

#87311A #1A8768 #1A3987

monochromatic

#200C06 #541E10 #87311A #BA4424 #DA6141

Accessibility & contrast

On white

8.45

#87311A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#87311A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #87311A

8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##87311A	#FFFFFF	#000000	##FFFFFF
##87311A	1.00	8.45	2.48	8.45
#FFFFFF	8.45	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494117

Deuteranopia (green-blind)

#5E5417

Tritanopia (blue-blind)

#951B2C

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #87311a;
/* rgb */ color: rgb(135, 49, 26);
/* oklch */ color: oklch(43.4% 0.123 35.7);

Tailwind

colors: {
  custom: {
    50: '#b16d58',
    500: '#87311a',
    950: '#000000',
  },
}

SCSS

$custom: #87311a;
$custom-light: #b16d58;
$custom-dark: #000000;

JSON

{
  "hex": "#87311a",
  "rgb": {
    "r": 135,
    "g": 49,
    "b": 26
  },
  "hsl": {
    "h": 12.661,
    "s": 67.702,
    "l": 31.569
  },
  "oklch": {
    "l": 0.43376,
    "c": 0.1232,
    "h": 35.7
  },
  "luminance": 0.07422
}

Semantic roles & 50–950 ramp

primary

#87311A

secondary

#42A1BA

accent

#C6EB3D

background

#FBF6F5

surface

#F6ECE9

border

#D0C7C5

text

#120703

muted

#817A78

Preview Lab

Preview with #87311A

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

Preview Lab → · Contrast checker → · Palette generator →