#8B3018#8B3018

#8B3018 is a dark, vivid red. Relative luminance 0.077; OKLCH L 43.9% C 0.129 H 35.5°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#8B3018
RGB	rgb(139, 48, 24)
HSL	hsl(13, 71%, 32%)
HSV	hsv(13, 83%, 55%)
CMYK	cmyk(0%, 65.5%, 82.7%, 45.5%)
CIE-LAB	lab(33.29, 37.48, 34.80)
CIE-LCH	lch(33.29, 51.15, 42.87°)
OKLab	oklab(43.91% 0.1052 0.075)
OKLCH	oklch(43.91% 0.129 35.5)
XYZ	xyz(11.8706, 7.6705, 1.7195)
Luminance	0.0767 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8B3018 #18738B

analogous

#8B1839 #8B3018 #8B6A18

triadic

#8B3018 #188B30 #30188B

tetradic

#8B3018 #398B18 #18738B #6A188B

square

#8B3018 #398B18 #18738B #6A188B

split-complementary

#8B3018 #188B6A #18398B

monochromatic

#230C06 #571E0F #8B3018 #BF4221 #DE613F

Accessibility & contrast

On white

8.29

#8B3018 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#8B3018 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8B3018

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8B3018	#FFFFFF	#000000	##FFFFFF
##8B3018	1.00	8.29	2.53	8.29
#FFFFFF	8.29	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4214

Deuteranopia (green-blind)

#605614

Tritanopia (blue-blind)

#99172B

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #8b3018;
/* rgb */ color: rgb(139, 48, 24);
/* oklch */ color: oklch(43.9% 0.129 35.5);

Tailwind

colors: {
  custom: {
    50: '#b56d57',
    500: '#8b3018',
    950: '#000000',
  },
}

SCSS

$custom: #8b3018;
$custom-light: #b56d57;
$custom-dark: #000000;

JSON

{
  "hex": "#8b3018",
  "rgb": {
    "r": 139,
    "g": 48,
    "b": 24
  },
  "hsl": {
    "h": 12.522,
    "s": 70.552,
    "l": 31.961
  },
  "oklch": {
    "l": 0.43912,
    "c": 0.12916,
    "h": 35.5
  },
  "luminance": 0.07669
}

Semantic roles & 50–950 ramp

primary

#8B3018

secondary

#40A4BE

accent

#C8ED3A

background

#FCF6F5

surface

#F8ECE9

border

#D1C7C5

text

#130703

muted

#827A78

Preview Lab

Preview with #8B3018

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

Preview Lab → · Contrast checker → · Palette generator →