#55151F#55151F

#55151F is a dark, moderate red. Relative luminance 0.026; OKLCH L 30.7% C 0.094 H 15.8°. Best body text is #FFFFFF at 13.88:1 contrast (WCAG AA passes).

Color values

HEX	#55151F
RGB	rgb(85, 21, 31)
HSL	hsl(351, 60%, 21%)
HSV	hsv(351, 75%, 33%)
CMYK	cmyk(0%, 75.3%, 63.5%, 66.7%)
CIE-LAB	lab(18.22, 30.14, 10.35)
CIE-LCH	lch(18.22, 31.87, 18.95°)
OKLab	oklab(30.68% 0.0904 0.0255)
OKLCH	oklch(30.68% 0.094 15.8)
XYZ	xyz(4.2622, 2.5671, 1.5671)
Luminance	0.0257 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55151F #15554B

analogous

#55153F #55151F #552B15

triadic

#55151F #1F5515 #151F55

tetradic

#55151F #3F5515 #15554B #2B1555

square

#55151F #3F5515 #15554B #2B1555

split-complementary

#55151F #15552B #153F55

monochromatic

#190609 #24090D #55151F #862131 #B72D43

Accessibility & contrast

On white

13.88

#55151F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#55151F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #55151F

13.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55151F	#FFFFFF	#000000	##FFFFFF
##55151F	1.00	13.88	1.51	13.88
#FFFFFF	13.88	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#25241F

Deuteranopia (green-blind)

#36311D

Tritanopia (blue-blind)

#5E0619

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #55151f;
/* rgb */ color: rgb(85, 21, 31);
/* oklch */ color: oklch(30.7% 0.094 15.8);

Tailwind

colors: {
  custom: {
    50: '#8a575a',
    500: '#55151f',
    950: '#000000',
  },
}

SCSS

$custom: #55151f;
$custom-light: #8a575a;
$custom-dark: #000000;

JSON

{
  "hex": "#55151f",
  "rgb": {
    "r": 85,
    "g": 21,
    "b": 31
  },
  "hsl": {
    "h": 350.625,
    "s": 60.377,
    "l": 20.784
  },
  "oklch": {
    "l": 0.30676,
    "c": 0.09392,
    "h": 15.8
  },
  "luminance": 0.02567
}

Semantic roles & 50–950 ramp

primary

#55151F

secondary

#398D80

accent

#E4CB44

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0303

muted

#7D7878

Preview Lab

Preview with #55151F

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

Preview Lab → · Contrast checker → · Palette generator →