#851A2A#851A2A

#851A2A is a dark, vivid red. Relative luminance 0.059; OKLCH L 40.7% C 0.141 H 18.6°. Best body text is #FFFFFF at 9.64:1 contrast (WCAG AA passes).

Color values

HEX	#851A2A
RGB	rgb(133, 26, 42)
HSL	hsl(351, 67%, 31%)
HSV	hsv(351, 80%, 52%)
CMYK	cmyk(0%, 80.5%, 68.4%, 47.8%)
CIE-LAB	lab(29.14, 45.03, 18.96)
CIE-LCH	lch(29.14, 48.86, 22.84°)
OKLab	oklab(40.67% 0.1336 0.0449)
OKLCH	oklch(40.67% 0.141 18.6)
XYZ	xyz(10.4613, 5.8941, 2.7769)
Luminance	0.0589 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#851A2A #1A8575

analogous

#851A5F #851A2A #853F1A

triadic

#851A2A #2A851A #1A2A85

tetradic

#851A2A #5F851A #1A8575 #3F1A85

square

#851A2A #5F851A #1A8575 #3F1A85

split-complementary

#851A2A #1A853F #1A5F85

monochromatic

#1F060A #52101A #851A2A #B8243A #DA4057

Accessibility & contrast

On white

9.64

#851A2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#851A2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #851A2A

9.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##851A2A	#FFFFFF	#000000	##FFFFFF
##851A2A	1.00	9.64	2.18	9.64
#FFFFFF	9.64	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A362A

Deuteranopia (green-blind)

#554D27

Tritanopia (blue-blind)

#920021

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #851a2a;
/* rgb */ color: rgb(133, 26, 42);
/* oklch */ color: oklch(40.7% 0.141 18.6);

Tailwind

colors: {
  custom: {
    50: '#b06263',
    500: '#851a2a',
    950: '#000000',
  },
}

SCSS

$custom: #851a2a;
$custom-light: #b06263;
$custom-dark: #000000;

JSON

{
  "hex": "#851a2a",
  "rgb": {
    "r": 133,
    "g": 26,
    "b": 42
  },
  "hsl": {
    "h": 351.028,
    "s": 67.296,
    "l": 31.176
  },
  "oklch": {
    "l": 0.40675,
    "c": 0.14093,
    "h": 18.6
  },
  "luminance": 0.05893
}

Semantic roles & 50–950 ramp

primary

#851A2A

secondary

#42B8A7

accent

#EAD03E

background

#FBF6F5

surface

#F6EBEA

border

#D0C6C6

text

#120605

muted

#817A79

Preview Lab

Preview with #851A2A

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

Preview Lab → · Contrast checker → · Palette generator →