#5A171D#5A171D

#5A171D is a dark, moderate red. Relative luminance 0.029; OKLCH L 31.8% C 0.097 H 19.7°. Best body text is #FFFFFF at 13.33:1 contrast (WCAG AA passes).

Color values

HEX	#5A171D
RGB	rgb(90, 23, 29)
HSL	hsl(355, 59%, 22%)
HSV	hsv(355, 74%, 35%)
CMYK	cmyk(0%, 74.4%, 67.8%, 64.7%)
CIE-LAB	lab(19.54, 30.92, 13.68)
CIE-LCH	lch(19.54, 33.81, 23.87°)
OKLab	oklab(31.84% 0.0918 0.0329)
OKLCH	oklch(31.84% 0.097 19.7)
XYZ	xyz(4.7451, 2.8758, 1.4674)
Luminance	0.0288 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A171D #175A54

analogous

#5A173F #5A171D #5A3317

triadic

#5A171D #1D5A17 #171D5A

tetradic

#5A171D #3F5A17 #175A54 #33175A

square

#5A171D #3F5A17 #175A54 #33175A

split-complementary

#5A171D #175A33 #173F5A

monochromatic

#180608 #290B0D #5A171D #8B232D #BB303C

Accessibility & contrast

On white

13.33

#5A171D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#5A171D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5A171D

13.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A171D	#FFFFFF	#000000	##FFFFFF
##5A171D	1.00	13.33	1.58	13.33
#FFFFFF	13.33	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29261D

Deuteranopia (green-blind)

#3A351B

Tritanopia (blue-blind)

#63061A

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #5a171d;
/* rgb */ color: rgb(90, 23, 29);
/* oklch */ color: oklch(31.8% 0.097 19.7);

Tailwind

colors: {
  custom: {
    50: '#8e5958',
    500: '#5a171d',
    950: '#000000',
  },
}

SCSS

$custom: #5a171d;
$custom-light: #8e5958;
$custom-dark: #000000;

JSON

{
  "hex": "#5a171d",
  "rgb": {
    "r": 90,
    "g": 23,
    "b": 29
  },
  "hsl": {
    "h": 354.627,
    "s": 59.292,
    "l": 22.157
  },
  "oklch": {
    "l": 0.31837,
    "c": 0.09747,
    "h": 19.7
  },
  "luminance": 0.02875
}

Semantic roles & 50–950 ramp

primary

#5A171D

secondary

#3C9189

accent

#E2D445

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0403

muted

#7E7978

Preview Lab

Preview with #5A171D

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

Preview Lab → · Contrast checker → · Palette generator →