#8A311D#8A311D

#8A311D is a dark, vivid red. Relative luminance 0.077; OKLCH L 43.9% C 0.126 H 34.2°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#8A311D
RGB	rgb(138, 49, 29)
HSL	hsl(11, 65%, 33%)
HSV	hsv(11, 79%, 54%)
CMYK	cmyk(0%, 64.5%, 79%, 45.9%)
CIE-LAB	lab(33.33, 36.82, 32.06)
CIE-LCH	lch(33.33, 48.83, 41.05°)
OKLab	oklab(43.93% 0.1042 0.0707)
OKLCH	oklch(43.93% 0.126 34.2)
XYZ	xyz(11.8026, 7.6903, 2.0250)
Luminance	0.0769 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8A311D #1D768A

analogous

#8A1D40 #8A311D #8A671D

triadic

#8A311D #1D8A31 #311D8A

tetradic

#8A311D #408A1D #1D768A #671D8A

square

#8A311D #408A1D #1D768A #671D8A

split-complementary

#8A311D #1D8A67 #1D408A

monochromatic

#250D08 #571F12 #8A311D #BD4328 #D96349

Accessibility & contrast

On white

8.27

#8A311D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#8A311D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8A311D

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8A311D	#FFFFFF	#000000	##FFFFFF
##8A311D	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A421A

Deuteranopia (green-blind)

#60561A

Tritanopia (blue-blind)

#981A2D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #8a311d;
/* rgb */ color: rgb(138, 49, 29);
/* oklch */ color: oklch(43.9% 0.126 34.2);

Tailwind

colors: {
  custom: {
    50: '#b36d5a',
    500: '#8a311d',
    950: '#000000',
  },
}

SCSS

$custom: #8a311d;
$custom-light: #b36d5a;
$custom-dark: #000000;

JSON

{
  "hex": "#8a311d",
  "rgb": {
    "r": 138,
    "g": 49,
    "b": 29
  },
  "hsl": {
    "h": 11.009,
    "s": 65.269,
    "l": 32.745
  },
  "oklch": {
    "l": 0.43925,
    "c": 0.1259,
    "h": 34.2
  },
  "luminance": 0.07689
}

Semantic roles & 50–950 ramp

primary

#8A311D

secondary

#48A6BB

accent

#C9E840

background

#FBF6F5

surface

#F7ECE9

border

#D0C7C5

text

#120704

muted

#817A79

Preview Lab

Preview with #8A311D

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

Preview Lab → · Contrast checker → · Palette generator →