#51121D#51121D

#51121D is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.5% C 0.093 H 15.1°. Best body text is #FFFFFF at 14.44:1 contrast (WCAG AA passes).

Color values

HEX	#51121D
RGB	rgb(81, 18, 29)
HSL	hsl(350, 64%, 19%)
HSV	hsv(350, 78%, 32%)
CMYK	cmyk(0%, 77.8%, 64.2%, 68.2%)
CIE-LAB	lab(16.85, 29.85, 9.80)
CIE-LCH	lch(16.85, 31.41, 18.17°)
OKLab	oklab(29.49% 0.0896 0.0242)
OKLCH	oklch(29.49% 0.093 15.1)
XYZ	xyz(3.8318, 2.2712, 1.3988)
Luminance	0.0227 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51121D #125146

analogous

#51123D #51121D #512712

triadic

#51121D #1D5112 #121D51

tetradic

#51121D #3D5112 #125146 #271251

square

#51121D #3D5112 #125146 #271251

split-complementary

#51121D #125127 #123D51

monochromatic

#190609 #1F070B #51121D #831D2F #B52841

Accessibility & contrast

On white

14.44

#51121D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#51121D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51121D

14.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51121D	#FFFFFF	#000000	##FFFFFF
##51121D	1.00	14.44	1.45	14.44
#FFFFFF	14.44	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22211D

Deuteranopia (green-blind)

#332E1B

Tritanopia (blue-blind)

#590317

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #51121d;
/* rgb */ color: rgb(81, 18, 29);
/* oklch */ color: oklch(29.5% 0.093 15.1);

Tailwind

colors: {
  custom: {
    50: '#875558',
    500: '#51121d',
    950: '#000000',
  },
}

SCSS

$custom: #51121d;
$custom-light: #875558;
$custom-dark: #000000;

JSON

{
  "hex": "#51121d",
  "rgb": {
    "r": 81,
    "g": 18,
    "b": 29
  },
  "hsl": {
    "h": 349.524,
    "s": 63.636,
    "l": 19.412
  },
  "oklch": {
    "l": 0.29486,
    "c": 0.09281,
    "h": 15.1
  },
  "luminance": 0.02271
}

Semantic roles & 50–950 ramp

primary

#51121D

secondary

#358A7B

accent

#E7CA41

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0303

muted

#7D7878

Preview Lab

Preview with #51121D

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

Preview Lab → · Contrast checker → · Palette generator →