#8A311B#8A311B

#8A311B is a dark, vivid red. Relative luminance 0.077; OKLCH L 43.9% C 0.126 H 35.0°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#8A311B
RGB	rgb(138, 49, 27)
HSL	hsl(12, 67%, 32%)
HSV	hsv(12, 80%, 54%)
CMYK	cmyk(0%, 64.5%, 80.4%, 45.9%)
CIE-LAB	lab(33.31, 36.74, 33.15)
CIE-LCH	lch(33.31, 49.49, 42.06°)
OKLab	oklab(43.9% 0.1036 0.0725)
OKLCH	oklch(43.9% 0.126 35)
XYZ	xyz(11.7787, 7.6807, 1.8990)
Luminance	0.0768 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8A311B #1B748A

analogous

#8A1B3C #8A311B #8A691B

triadic

#8A311B #1B8A31 #311B8A

tetradic

#8A311B #3C8A1B #1B748A #691B8A

square

#8A311B #3C8A1B #1B748A #691B8A

split-complementary

#8A311B #1B8A69 #1B3C8A

monochromatic

#240D07 #571F11 #8A311B #BD4325 #DB6345

Accessibility & contrast

On white

8.28

#8A311B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#8A311B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8A311B

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8A311B	#FFFFFF	#000000	##FFFFFF
##8A311B	1.00	8.28	2.54	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4218

Deuteranopia (green-blind)

#605618

Tritanopia (blue-blind)

#981A2D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #8a311b;
/* rgb */ color: rgb(138, 49, 27);
/* oklch */ color: oklch(43.9% 0.126 35.0);

Tailwind

colors: {
  custom: {
    50: '#b36d59',
    500: '#8a311b',
    950: '#000000',
  },
}

SCSS

$custom: #8a311b;
$custom-light: #b36d59;
$custom-dark: #000000;

JSON

{
  "hex": "#8a311b",
  "rgb": {
    "r": 138,
    "g": 49,
    "b": 27
  },
  "hsl": {
    "h": 11.892,
    "s": 67.273,
    "l": 32.353
  },
  "oklch": {
    "l": 0.43903,
    "c": 0.12638,
    "h": 35
  },
  "luminance": 0.07679
}

Semantic roles & 50–950 ramp

primary

#8A311B

secondary

#45A4BC

accent

#C8EA3E

background

#FBF6F5

surface

#F7ECE9

border

#D0C7C5

text

#120703

muted

#817A78

Preview Lab

Preview with #8A311B

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

Preview Lab → · Contrast checker → · Palette generator →