#51111C#51111C

#51111C is a dark, moderate red. Relative luminance 0.022; OKLCH L 29.3% C 0.094 H 15.6°. Best body text is #FFFFFF at 14.51:1 contrast (WCAG AA passes).

Color values

HEX	#51111C
RGB	rgb(81, 17, 28)
HSL	hsl(350, 65%, 19%)
HSV	hsv(350, 79%, 32%)
CMYK	cmyk(0%, 79%, 65.4%, 68.2%)
CIE-LAB	lab(16.67, 30.19, 10.28)
CIE-LCH	lch(16.67, 31.90, 18.80°)
OKLab	oklab(29.35% 0.0905 0.0252)
OKLCH	oklch(29.35% 0.094 15.6)
XYZ	xyz(3.8038, 2.2346, 1.3294)
Luminance	0.0223 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51111C #115146

analogous

#51113C #51111C #512611

triadic

#51111C #1C5111 #111C51

tetradic

#51111C #3C5111 #115146 #261151

square

#51111C #3C5111 #115146 #261151

split-complementary

#51111C #115126 #113C51

monochromatic

#190509 #1E060B #51111C #841C2D #B6263F

Accessibility & contrast

On white

14.51

#51111C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#51111C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51111C

14.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51111C	#FFFFFF	#000000	##FFFFFF
##51111C	1.00	14.51	1.45	14.51
#FFFFFF	14.51	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22211C

Deuteranopia (green-blind)

#322E1A

Tritanopia (blue-blind)

#590216

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #51111c;
/* rgb */ color: rgb(81, 17, 28);
/* oklch */ color: oklch(29.3% 0.094 15.6);

Tailwind

colors: {
  custom: {
    50: '#875557',
    500: '#51111c',
    950: '#000000',
  },
}

SCSS

$custom: #51111c;
$custom-light: #875557;
$custom-dark: #000000;

JSON

{
  "hex": "#51111c",
  "rgb": {
    "r": 81,
    "g": 17,
    "b": 28
  },
  "hsl": {
    "h": 349.688,
    "s": 65.306,
    "l": 19.216
  },
  "oklch": {
    "l": 0.29347,
    "c": 0.09396,
    "h": 15.6
  },
  "luminance": 0.02234
}

Semantic roles & 50–950 ramp

primary

#51111C

secondary

#348A7B

accent

#E8CB40

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0303

muted

#7D7878

Preview Lab

Preview with #51111C

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

Preview Lab → · Contrast checker → · Palette generator →