#51191C#51191C

#51191C is a dark, moderate red. Relative luminance 0.025; OKLCH L 30.4% C 0.084 H 20.5°. Best body text is #FFFFFF at 13.95:1 contrast (WCAG AA passes).

Color values

HEX	#51191C
RGB	rgb(81, 25, 28)
HSL	hsl(357, 53%, 21%)
HSV	hsv(357, 69%, 32%)
CMYK	cmyk(0%, 69.1%, 65.4%, 68.2%)
CIE-LAB	lab(18.05, 26.44, 12.09)
CIE-LCH	lch(18.05, 29.07, 24.58°)
OKLab	oklab(30.37% 0.0786 0.0294)
OKLCH	oklch(30.37% 0.084 20.5)
XYZ	xyz(3.9509, 2.5290, 1.3785)
Luminance	0.0253 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51191C #19514E

analogous

#511938 #51191C #513219

triadic

#51191C #1C5119 #191C51

tetradic

#51191C #385119 #19514E #321951

square

#51191C #385119 #19514E #321951

split-complementary

#51191C #195132 #193851

monochromatic

#170708 #220B0C #51191C #80272C #AF363C

Accessibility & contrast

On white

13.95

#51191C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#51191C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51191C

13.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51191C	#FFFFFF	#000000	##FFFFFF
##51191C	1.00	13.95	1.51	13.95
#FFFFFF	13.95	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27251C

Deuteranopia (green-blind)

#35311B

Tritanopia (blue-blind)

#590E1A

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #51191c;
/* rgb */ color: rgb(81, 25, 28);
/* oklch */ color: oklch(30.4% 0.084 20.5);

Tailwind

colors: {
  custom: {
    50: '#865958',
    500: '#51191c',
    950: '#000000',
  },
}

SCSS

$custom: #51191c;
$custom-light: #865958;
$custom-dark: #000000;

JSON

{
  "hex": "#51191c",
  "rgb": {
    "r": 81,
    "g": 25,
    "b": 28
  },
  "hsl": {
    "h": 356.786,
    "s": 52.83,
    "l": 20.784
  },
  "oklch": {
    "l": 0.30374,
    "c": 0.08389,
    "h": 20.5
  },
  "luminance": 0.02528
}

Semantic roles & 50–950 ramp

primary

#51191C

secondary

#3E8784

accent

#DCD44C

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0403

muted

#7D7978

Preview Lab

Preview with #51191C

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

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