#51111D#51111D

#51111D is a dark, moderate red. Relative luminance 0.022; OKLCH L 29.4% C 0.094 H 14.6°. Best body text is #FFFFFF at 14.50:1 contrast (WCAG AA passes).

Color values

HEX	#51111D
RGB	rgb(81, 17, 29)
HSL	hsl(349, 65%, 19%)
HSV	hsv(349, 79%, 32%)
CMYK	cmyk(0%, 79%, 64.2%, 68.2%)
CIE-LAB	lab(16.70, 30.27, 9.59)
CIE-LCH	lch(16.70, 31.76, 17.58°)
OKLab	oklab(29.37% 0.091 0.0237)
OKLCH	oklch(29.37% 0.094 14.6)
XYZ	xyz(3.8159, 2.2395, 1.3935)
Luminance	0.0224 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51111D #115145

analogous

#51113D #51111D #512511

triadic

#51111D #1D5111 #111D51

tetradic

#51111D #3D5111 #115145 #251151

square

#51111D #3D5111 #115145 #251151

split-complementary

#51111D #115125 #113D51

monochromatic

#190509 #1E060B #51111D #841C2F #B62641

Accessibility & contrast

On white

14.50

#51111D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#51111D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51111D

14.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51111D	#FFFFFF	#000000	##FFFFFF
##51111D	1.00	14.50	1.45	14.50
#FFFFFF	14.50	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22211D

Deuteranopia (green-blind)

#322E1B

Tritanopia (blue-blind)

#590216

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #51111d;
/* rgb */ color: rgb(81, 17, 29);
/* oklch */ color: oklch(29.4% 0.094 14.6);

Tailwind

colors: {
  custom: {
    50: '#875558',
    500: '#51111d',
    950: '#000000',
  },
}

SCSS

$custom: #51111d;
$custom-light: #875558;
$custom-dark: #000000;

JSON

{
  "hex": "#51111d",
  "rgb": {
    "r": 81,
    "g": 17,
    "b": 29
  },
  "hsl": {
    "h": 348.75,
    "s": 65.306,
    "l": 19.216
  },
  "oklch": {
    "l": 0.29372,
    "c": 0.09401,
    "h": 14.6
  },
  "luminance": 0.02239
}

Semantic roles & 50–950 ramp

primary

#51111D

secondary

#348A7A

accent

#E8C940

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0303

muted

#7D7878

Preview Lab

Preview with #51111D

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

Preview Lab → · Contrast checker → · Palette generator →