#51171A#51171A

#51171A is a dark, moderate red. Relative luminance 0.024; OKLCH L 30.0% C 0.087 H 21.1°. Best body text is #FFFFFF at 14.12:1 contrast (WCAG AA passes).

Color values

HEX	#51171A
RGB	rgb(81, 23, 26)
HSL	hsl(357, 56%, 20%)
HSV	hsv(357, 72%, 32%)
CMYK	cmyk(0%, 71.6%, 67.9%, 68.2%)
CIE-LAB	lab(17.63, 27.29, 12.95)
CIE-LCH	lch(17.63, 30.21, 25.39°)
OKLab	oklab(30.05% 0.0808 0.0312)
OKLCH	oklch(30.05% 0.087 21.1)
XYZ	xyz(3.8866, 2.4372, 1.2429)
Luminance	0.0244 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51171A #17514E

analogous

#511737 #51171A #513117

triadic

#51171A #1A5117 #171A51

tetradic

#51171A #375117 #17514E #311751

square

#51171A #375117 #17514E #311751

split-complementary

#51171A #175131 #173751

monochromatic

#180708 #21090B #51171A #812529 #B03239

Accessibility & contrast

On white

14.12

#51171A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#51171A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51171A

14.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51171A	#FFFFFF	#000000	##FFFFFF
##51171A	1.00	14.12	1.49	14.12
#FFFFFF	14.12	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26231A

Deuteranopia (green-blind)

#353018

Tritanopia (blue-blind)

#590A19

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #51171a;
/* rgb */ color: rgb(81, 23, 26);
/* oklch */ color: oklch(30.0% 0.087 21.1);

Tailwind

colors: {
  custom: {
    50: '#875856',
    500: '#51171a',
    950: '#000000',
  },
}

SCSS

$custom: #51171a;
$custom-light: #875856;
$custom-dark: #000000;

JSON

{
  "hex": "#51171a",
  "rgb": {
    "r": 81,
    "g": 23,
    "b": 26
  },
  "hsl": {
    "h": 356.897,
    "s": 55.769,
    "l": 20.392
  },
  "oklch": {
    "l": 0.30048,
    "c": 0.08665,
    "h": 21.1
  },
  "luminance": 0.02437
}

Semantic roles & 50–950 ramp

primary

#51171A

secondary

#3C8884

accent

#DFD749

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0303

muted

#7D7878

Preview Lab

Preview with #51171A

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

Preview Lab → · Contrast checker → · Palette generator →