#51150C#51150C

#51150C is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.5% C 0.091 H 31.4°. Best body text is #FFFFFF at 14.36:1 contrast (WCAG AA passes).

Color values

HEX	#51150C
RGB	rgb(81, 21, 12)
HSL	hsl(8, 74%, 18%)
HSV	hsv(8, 85%, 32%)
CMYK	cmyk(0%, 74.1%, 85.2%, 68.2%)
CIE-LAB	lab(17.05, 27.43, 20.85)
CIE-LCH	lch(17.05, 34.45, 37.23°)
OKLab	oklab(29.54% 0.078 0.0476)
OKLCH	oklch(29.54% 0.091 31.4)
XYZ	xyz(3.7283, 2.3128, 0.5978)
Luminance	0.0231 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51150C #0C4851

analogous

#510C25 #51150C #51370C

triadic

#51150C #0C5115 #150C51

tetradic

#51150C #25510C #0C4851 #370C51

square

#51150C #25510C #0C4851 #370C51

split-complementary

#51150C #0C5137 #0C2551

monochromatic

#1B0704 #1C0704 #51150C #862314 #BC311C

Accessibility & contrast

On white

14.36

#51150C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#51150C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51150C

14.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51150C	#FFFFFF	#000000	##FFFFFF
##51150C	1.00	14.36	1.46	14.36
#FFFFFF	14.36	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26220A

Deuteranopia (green-blind)

#352F0A

Tritanopia (blue-blind)

#5A0413

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #51150c;
/* rgb */ color: rgb(81, 21, 12);
/* oklch */ color: oklch(29.5% 0.091 31.4);

Tailwind

colors: {
  custom: {
    50: '#88564c',
    500: '#51150c',
    950: '#000000',
  },
}

SCSS

$custom: #51150c;
$custom-light: #88564c;
$custom-dark: #000000;

JSON

{
  "hex": "#51150c",
  "rgb": {
    "r": 81,
    "g": 21,
    "b": 12
  },
  "hsl": {
    "h": 7.826,
    "s": 74.194,
    "l": 18.235
  },
  "oklch": {
    "l": 0.29539,
    "c": 0.09137,
    "h": 31.4
  },
  "luminance": 0.02312
}

Semantic roles & 50–950 ramp

primary

#51150C

secondary

#2C808C

accent

#D9F137

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0301

muted

#7D7877

Preview Lab

Preview with #51150C

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

Preview Lab → · Contrast checker → · Palette generator →