#851C2D#851C2D

#851C2D is a dark, vivid red. Relative luminance 0.060; OKLCH L 40.9% C 0.139 H 17.4°. Best body text is #FFFFFF at 9.54:1 contrast (WCAG AA passes).

Color values

HEX	#851C2D
RGB	rgb(133, 28, 45)
HSL	hsl(350, 65%, 32%)
HSV	hsv(350, 79%, 52%)
CMYK	cmyk(0%, 78.9%, 66.2%, 47.8%)
CIE-LAB	lab(29.43, 44.56, 17.36)
CIE-LCH	lch(29.43, 47.82, 21.28°)
OKLab	oklab(40.91% 0.1327 0.0416)
OKLCH	oklch(40.91% 0.139 17.4)
XYZ	xyz(10.5629, 6.0081, 3.0856)
Luminance	0.0601 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#851C2D #1C8574

analogous

#851C62 #851C2D #85401C

triadic

#851C2D #2D851C #1C2D85

tetradic

#851C2D #62851C #1C8574 #401C85

square

#851C2D #62851C #1C8574 #401C85

split-complementary

#851C2D #1C8540 #1C6285

monochromatic

#20070B #52111C #851C2D #B8273E #D8445C

Accessibility & contrast

On white

9.54

#851C2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#851C2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #851C2D

9.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##851C2D	#FFFFFF	#000000	##FFFFFF
##851C2D	1.00	9.54	2.20	9.54
#FFFFFF	9.54	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A372D

Deuteranopia (green-blind)

#554D2A

Tritanopia (blue-blind)

#920023

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #851c2d;
/* rgb */ color: rgb(133, 28, 45);
/* oklch */ color: oklch(40.9% 0.139 17.4);

Tailwind

colors: {
  custom: {
    50: '#af6365',
    500: '#851c2d',
    950: '#000000',
  },
}

SCSS

$custom: #851c2d;
$custom-light: #af6365;
$custom-dark: #000000;

JSON

{
  "hex": "#851c2d",
  "rgb": {
    "r": 133,
    "g": 28,
    "b": 45
  },
  "hsl": {
    "h": 350.286,
    "s": 65.217,
    "l": 31.569
  },
  "oklch": {
    "l": 0.40908,
    "c": 0.1391,
    "h": 17.4
  },
  "luminance": 0.06007
}

Semantic roles & 50–950 ramp

primary

#851C2D

secondary

#45B8A5

accent

#E8CD40

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#120605

muted

#817A7A

Preview Lab

Preview with #851C2D

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

Preview Lab → · Contrast checker → · Palette generator →