#51161D#51161D

#51161D is a dark, moderate red. Relative luminance 0.024; OKLCH L 30.0% C 0.088 H 17.4°. Best body text is #FFFFFF at 14.17:1 contrast (WCAG AA passes).

Color values

HEX	#51161D
RGB	rgb(81, 22, 29)
HSL	hsl(353, 57%, 20%)
HSV	hsv(353, 73%, 32%)
CMYK	cmyk(0%, 72.8%, 64.2%, 68.2%)
CIE-LAB	lab(17.52, 28.02, 10.69)
CIE-LCH	lch(17.52, 29.99, 20.88°)
OKLab	oklab(29.98% 0.0838 0.0262)
OKLCH	oklch(29.98% 0.088 17.4)
XYZ	xyz(3.9024, 2.4124, 1.4223)
Luminance	0.0241 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51161D #16514A

analogous

#51163B #51161D #512C16

triadic

#51161D #1D5116 #161D51

tetradic

#51161D #3B5116 #16514A #2C1651

square

#51161D #3B5116 #16514A #2C1651

split-complementary

#51161D #16512C #163B51

monochromatic

#180709 #21090C #51161D #81232E #B1303F

Accessibility & contrast

On white

14.17

#51161D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#51161D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51161D

14.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51161D	#FFFFFF	#000000	##FFFFFF
##51161D	1.00	14.17	1.48	14.17
#FFFFFF	14.17	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#25231D

Deuteranopia (green-blind)

#34301B

Tritanopia (blue-blind)

#590919

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #51161d;
/* rgb */ color: rgb(81, 22, 29);
/* oklch */ color: oklch(30.0% 0.088 17.4);

Tailwind

colors: {
  custom: {
    50: '#865758',
    500: '#51161d',
    950: '#000000',
  },
}

SCSS

$custom: #51161d;
$custom-light: #865758;
$custom-dark: #000000;

JSON

{
  "hex": "#51161d",
  "rgb": {
    "r": 81,
    "g": 22,
    "b": 29
  },
  "hsl": {
    "h": 352.881,
    "s": 57.282,
    "l": 20.196
  },
  "oklch": {
    "l": 0.29983,
    "c": 0.08778,
    "h": 17.4
  },
  "luminance": 0.02412
}

Semantic roles & 50–950 ramp

primary

#51161D

secondary

#3A887F

accent

#E1CE47

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0303

muted

#7D7878

Preview Lab

Preview with #51161D

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

Preview Lab → · Contrast checker → · Palette generator →