#811528#811528

#811528 is a dark, vivid red. Relative luminance 0.054; OKLCH L 39.5% C 0.141 H 17.9°. Best body text is #FFFFFF at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#811528
RGB	rgb(129, 21, 40)
HSL	hsl(349, 72%, 29%)
HSV	hsv(349, 84%, 51%)
CMYK	cmyk(0%, 83.7%, 69%, 49.4%)
CIE-LAB	lab(27.73, 45.20, 18.33)
CIE-LCH	lch(27.73, 48.78, 22.07°)
OKLab	oklab(39.47% 0.1343 0.0434)
OKLCH	oklch(39.47% 0.141 17.9)
XYZ	xyz(9.7055, 5.3582, 2.5303)
Luminance	0.0536 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#811528 #15816E

analogous

#81155E #811528 #813815

triadic

#811528 #288115 #152881

tetradic

#811528 #5E8115 #15816E #381581

square

#811528 #5E8115 #15816E #381581

split-complementary

#811528 #158138 #155E81

monochromatic

#1A0408 #4C0C18 #811528 #B61E38 #DE3351

Accessibility & contrast

On white

10.14

#811528 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#811528 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #811528

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##811528	#FFFFFF	#000000	##FFFFFF
##811528	1.00	10.14	2.07	10.14
#FFFFFF	10.14	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363328

Deuteranopia (green-blind)

#514925

Tritanopia (blue-blind)

#8E001E

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #811528;
/* rgb */ color: rgb(129, 21, 40);
/* oklch */ color: oklch(39.5% 0.141 17.9);

Tailwind

colors: {
  custom: {
    50: '#ad5f61',
    500: '#811528',
    950: '#000000',
  },
}

SCSS

$custom: #811528;
$custom-light: #ad5f61;
$custom-dark: #000000;

JSON

{
  "hex": "#811528",
  "rgb": {
    "r": 129,
    "g": 21,
    "b": 40
  },
  "hsl": {
    "h": 349.444,
    "s": 72,
    "l": 29.412
  },
  "oklch": {
    "l": 0.39469,
    "c": 0.14109,
    "h": 17.9
  },
  "luminance": 0.05357
}

Semantic roles & 50–950 ramp

primary

#811528

secondary

#3CB6A0

accent

#EFCF39

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#120505

muted

#817979

Preview Lab

Preview with #811528

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

Preview Lab → · Contrast checker → · Palette generator →