#851E18#851E18

#851E18 is a dark, vivid red. Relative luminance 0.060; OKLCH L 40.8% C 0.139 H 28.4°. Best body text is #FFFFFF at 9.56:1 contrast (WCAG AA passes).

Color values

HEX	#851E18
RGB	rgb(133, 30, 24)
HSL	hsl(3, 69%, 31%)
HSV	hsv(3, 82%, 52%)
CMYK	cmyk(0%, 77.4%, 82%, 47.8%)
CIE-LAB	lab(29.37, 42.85, 30.53)
CIE-LCH	lch(29.37, 52.61, 35.47°)
OKLab	oklab(40.76% 0.1225 0.0662)
OKLCH	oklch(40.76% 0.139 28.4)
XYZ	xyz(10.3032, 5.9827, 1.4762)
Luminance	0.0598 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#851E18 #187F85

analogous

#851848 #851E18 #855418

triadic

#851E18 #18851E #1E1885

tetradic

#851E18 #488518 #187F85 #541885

square

#851E18 #488518 #187F85 #541885

split-complementary

#851E18 #188554 #184885

monochromatic

#1D0705 #51120F #851E18 #B92A21 #DC443C

Accessibility & contrast

On white

9.56

#851E18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#851E18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #851E18

9.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##851E18	#FFFFFF	#000000	##FFFFFF
##851E18	1.00	9.56	2.20	9.56
#FFFFFF	9.56	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3716

Deuteranopia (green-blind)

#574D13

Tritanopia (blue-blind)

#93001E

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #851e18;
/* rgb */ color: rgb(133, 30, 24);
/* oklch */ color: oklch(40.8% 0.139 28.4);

Tailwind

colors: {
  custom: {
    50: '#b16356',
    500: '#851e18',
    950: '#000000',
  },
}

SCSS

$custom: #851e18;
$custom-light: #b16356;
$custom-dark: #000000;

JSON

{
  "hex": "#851e18",
  "rgb": {
    "r": 133,
    "g": 30,
    "b": 24
  },
  "hsl": {
    "h": 3.303,
    "s": 69.427,
    "l": 30.784
  },
  "oklch": {
    "l": 0.4076,
    "c": 0.13926,
    "h": 28.4
  },
  "luminance": 0.05981
}

Semantic roles & 50–950 ramp

primary

#851E18

secondary

#40B2B9

accent

#E3EC3C

background

#FBF6F5

surface

#F7EBE9

border

#D0C6C5

text

#120603

muted

#817A78

Preview Lab

Preview with #851E18

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

Preview Lab → · Contrast checker → · Palette generator →