#851D1A#851D1A

#851D1A is a dark, vivid red. Relative luminance 0.059; OKLCH L 40.7% C 0.140 H 27.3°. Best body text is #FFFFFF at 9.60:1 contrast (WCAG AA passes).

Color values

HEX	#851D1A
RGB	rgb(133, 29, 26)
HSL	hsl(2, 67%, 31%)
HSV	hsv(2, 80%, 52%)
CMYK	cmyk(0%, 78.2%, 80.5%, 47.8%)
CIE-LAB	lab(29.26, 43.27, 29.24)
CIE-LCH	lch(29.26, 52.23, 34.05°)
OKLab	oklab(40.69% 0.1243 0.0641)
OKLCH	oklch(40.69% 0.14 27.3)
XYZ	xyz(10.2999, 5.9415, 1.5816)
Luminance	0.0594 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#851D1A #1A8285

analogous

#851A4C #851D1A #85521A

triadic

#851D1A #1A851D #1D1A85

tetradic

#851D1A #4C851A #1A8285 #521A85

square

#851D1A #4C851A #1A8285 #521A85

split-complementary

#851D1A #1A8552 #1A4C85

monochromatic

#1F0706 #521210 #851D1A #B82824 #DA4440

Accessibility & contrast

On white

9.60

#851D1A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#851D1A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #851D1A

9.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##851D1A	#FFFFFF	#000000	##FFFFFF
##851D1A	1.00	9.60	2.19	9.60
#FFFFFF	9.60	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3618

Deuteranopia (green-blind)

#574D16

Tritanopia (blue-blind)

#93001E

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #851d1a;
/* rgb */ color: rgb(133, 29, 26);
/* oklch */ color: oklch(40.7% 0.140 27.3);

Tailwind

colors: {
  custom: {
    50: '#b16357',
    500: '#851d1a',
    950: '#000000',
  },
}

SCSS

$custom: #851d1a;
$custom-light: #b16357;
$custom-dark: #000000;

JSON

{
  "hex": "#851d1a",
  "rgb": {
    "r": 133,
    "g": 29,
    "b": 26
  },
  "hsl": {
    "h": 1.682,
    "s": 67.296,
    "l": 31.176
  },
  "oklch": {
    "l": 0.40689,
    "c": 0.13982,
    "h": 27.3
  },
  "luminance": 0.0594
}

Semantic roles & 50–950 ramp

primary

#851D1A

secondary

#42B5B8

accent

#E5EA3E

background

#FBF6F5

surface

#F7EBE9

border

#D0C6C5

text

#120603

muted

#817A78

Preview Lab

Preview with #851D1A

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

Preview Lab → · Contrast checker → · Palette generator →