#5A171A#5A171A

#5A171A is a dark, moderate red. Relative luminance 0.029; OKLCH L 31.8% C 0.098 H 22.3°. Best body text is #FFFFFF at 13.36:1 contrast (WCAG AA passes).

Color values

HEX	#5A171A
RGB	rgb(90, 23, 26)
HSL	hsl(357, 59%, 22%)
HSV	hsv(357, 74%, 35%)
CMYK	cmyk(0%, 74.4%, 71.1%, 64.7%)
CIE-LAB	lab(19.48, 30.71, 15.68)
CIE-LCH	lch(19.48, 34.49, 27.05°)
OKLab	oklab(31.78% 0.0904 0.037)
OKLCH	oklch(31.78% 0.098 22.3)
XYZ	xyz(4.7098, 2.8617, 1.2814)
Luminance	0.0286 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A171A #175A57

analogous

#5A173C #5A171A #5A3517

triadic

#5A171A #1A5A17 #171A5A

tetradic

#5A171A #3C5A17 #175A57 #35175A

square

#5A171A #3C5A17 #175A57 #35175A

split-complementary

#5A171A #175A35 #173C5A

monochromatic

#180607 #290B0C #5A171A #8B2328 #BB3036

Accessibility & contrast

On white

13.36

#5A171A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#5A171A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5A171A

13.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A171A	#FFFFFF	#000000	##FFFFFF
##5A171A	1.00	13.36	1.57	13.36
#FFFFFF	13.36	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29261A

Deuteranopia (green-blind)

#3A3418

Tritanopia (blue-blind)

#630519

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #5a171a;
/* rgb */ color: rgb(90, 23, 26);
/* oklch */ color: oklch(31.8% 0.098 22.3);

Tailwind

colors: {
  custom: {
    50: '#8e5956',
    500: '#5a171a',
    950: '#000000',
  },
}

SCSS

$custom: #5a171a;
$custom-light: #8e5956;
$custom-dark: #000000;

JSON

{
  "hex": "#5a171a",
  "rgb": {
    "r": 90,
    "g": 23,
    "b": 26
  },
  "hsl": {
    "h": 357.313,
    "s": 59.292,
    "l": 22.157
  },
  "oklch": {
    "l": 0.31775,
    "c": 0.09772,
    "h": 22.3
  },
  "luminance": 0.02861
}

Semantic roles & 50–950 ramp

primary

#5A171A

secondary

#3C918D

accent

#E2DB45

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0403

muted

#7E7978

Preview Lab

Preview with #5A171A

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

Preview Lab → · Contrast checker → · Palette generator →