#851D2D#851D2D

#851D2D is a dark, vivid red. Relative luminance 0.061; OKLCH L 41.0% C 0.138 H 17.7°. Best body text is #FFFFFF at 9.50:1 contrast (WCAG AA passes).

Color values

HEX	#851D2D
RGB	rgb(133, 29, 45)
HSL	hsl(351, 64%, 32%)
HSV	hsv(351, 78%, 52%)
CMYK	cmyk(0%, 78.2%, 66.2%, 47.8%)
CIE-LAB	lab(29.55, 44.22, 17.51)
CIE-LCH	lch(29.55, 47.56, 21.61°)
OKLab	oklab(41% 0.1316 0.042)
OKLCH	oklch(41% 0.138 17.7)
XYZ	xyz(10.5870, 6.0563, 3.0936)
Luminance	0.0605 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#851D2D #1D8575

analogous

#851D61 #851D2D #85411D

triadic

#851D2D #2D851D #1D2D85

tetradic

#851D2D #61851D #1D8575 #411D85

square

#851D2D #61851D #1D8575 #411D85

split-complementary

#851D2D #1D8541 #1D6185

monochromatic

#21070B #53121C #851D2D #B7283E #D7465C

Accessibility & contrast

On white

9.50

#851D2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#851D2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #851D2D

9.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##851D2D	#FFFFFF	#000000	##FFFFFF
##851D2D	1.00	9.50	2.21	9.50
#FFFFFF	9.50	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B382D

Deuteranopia (green-blind)

#554E2A

Tritanopia (blue-blind)

#920024

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #851d2d;
/* rgb */ color: rgb(133, 29, 45);
/* oklch */ color: oklch(41.0% 0.138 17.7);

Tailwind

colors: {
  custom: {
    50: '#af6365',
    500: '#851d2d',
    950: '#000000',
  },
}

SCSS

$custom: #851d2d;
$custom-light: #af6365;
$custom-dark: #000000;

JSON

{
  "hex": "#851d2d",
  "rgb": {
    "r": 133,
    "g": 29,
    "b": 45
  },
  "hsl": {
    "h": 350.769,
    "s": 64.198,
    "l": 31.765
  },
  "oklch": {
    "l": 0.40998,
    "c": 0.13817,
    "h": 17.7
  },
  "luminance": 0.06055
}

Semantic roles & 50–950 ramp

primary

#851D2D

secondary

#46B8A6

accent

#E7CE41

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#120605

muted

#817A7A

Preview Lab

Preview with #851D2D

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

Preview Lab → · Contrast checker → · Palette generator →