#55171A#55171A

#55171A is a dark, moderate red. Relative luminance 0.026; OKLCH L 30.8% C 0.092 H 21.7°. Best body text is #FFFFFF at 13.78:1 contrast (WCAG AA passes).

Color values

HEX	#55171A
RGB	rgb(85, 23, 26)
HSL	hsl(357, 57%, 21%)
HSV	hsv(357, 73%, 33%)
CMYK	cmyk(0%, 72.9%, 69.4%, 66.7%)
CIE-LAB	lab(18.45, 28.83, 14.17)
CIE-LCH	lch(18.45, 32.12, 26.17°)
OKLab	oklab(30.81% 0.0852 0.0338)
OKLCH	oklch(30.81% 0.092 21.7)
XYZ	xyz(4.2396, 2.6193, 1.2594)
Luminance	0.0262 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55171A #175552

analogous

#551739 #55171A #553317

triadic

#55171A #1A5517 #171A55

tetradic

#55171A #395517 #175552 #331755

square

#55171A #395517 #175552 #331755

split-complementary

#55171A #175533 #173955

monochromatic

#180707 #250A0B #55171A #852429 #B53137

Accessibility & contrast

On white

13.78

#55171A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#55171A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #55171A

13.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55171A	#FFFFFF	#000000	##FFFFFF
##55171A	1.00	13.78	1.52	13.78
#FFFFFF	13.78	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27251A

Deuteranopia (green-blind)

#373218

Tritanopia (blue-blind)

#5E0819

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #55171a;
/* rgb */ color: rgb(85, 23, 26);
/* oklch */ color: oklch(30.8% 0.092 21.7);

Tailwind

colors: {
  custom: {
    50: '#8a5856',
    500: '#55171a',
    950: '#000000',
  },
}

SCSS

$custom: #55171a;
$custom-light: #8a5856;
$custom-dark: #000000;

JSON

{
  "hex": "#55171a",
  "rgb": {
    "r": 85,
    "g": 23,
    "b": 26
  },
  "hsl": {
    "h": 357.097,
    "s": 57.407,
    "l": 21.176
  },
  "oklch": {
    "l": 0.30812,
    "c": 0.09164,
    "h": 21.7
  },
  "luminance": 0.02619
}

Semantic roles & 50–950 ramp

primary

#55171A

secondary

#3C8C88

accent

#E1D947

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0D0303

muted

#7D7878

Preview Lab

Preview with #55171A

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

Preview Lab → · Contrast checker → · Palette generator →