#50171B#50171B

#50171B is a dark, moderate red. Relative luminance 0.024; OKLCH L 29.9% C 0.085 H 19.9°. Best body text is #FFFFFF at 14.19:1 contrast (WCAG AA passes).

Color values

HEX	#50171B
RGB	rgb(80, 23, 27)
HSL	hsl(356, 55%, 20%)
HSV	hsv(356, 71%, 31%)
CMYK	cmyk(0%, 71.2%, 66.3%, 68.6%)
CIE-LAB	lab(17.45, 26.98, 11.98)
CIE-LCH	lch(17.45, 29.52, 23.94°)
OKLab	oklab(29.88% 0.0802 0.0291)
OKLCH	oklch(29.88% 0.085 19.9)
XYZ	xyz(3.8129, 2.3979, 1.2988)
Luminance	0.0240 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#50171B #17504C

analogous

#501738 #50171B #502F17

triadic

#50171B #1B5017 #171B50

tetradic

#50171B #385017 #17504C #2F1750

square

#50171B #385017 #17504C #2F1750

split-complementary

#50171B #17502F #173850

monochromatic

#180708 #20090B #50171B #80252B #AF323B

Accessibility & contrast

On white

14.19

#50171B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#50171B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #50171B

14.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##50171B	#FFFFFF	#000000	##FFFFFF
##50171B	1.00	14.19	1.48	14.19
#FFFFFF	14.19	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26231B

Deuteranopia (green-blind)

#342F1A

Tritanopia (blue-blind)

#580B19

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #50171b;
/* rgb */ color: rgb(80, 23, 27);
/* oklch */ color: oklch(29.9% 0.085 19.9);

Tailwind

colors: {
  custom: {
    50: '#865857',
    500: '#50171b',
    950: '#000000',
  },
}

SCSS

$custom: #50171b;
$custom-light: #865857;
$custom-dark: #000000;

JSON

{
  "hex": "#50171b",
  "rgb": {
    "r": 80,
    "g": 23,
    "b": 27
  },
  "hsl": {
    "h": 355.789,
    "s": 55.34,
    "l": 20.196
  },
  "oklch": {
    "l": 0.29881,
    "c": 0.08531,
    "h": 19.9
  },
  "luminance": 0.02397
}

Semantic roles & 50–950 ramp

primary

#50171B

secondary

#3C8782

accent

#DFD449

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0303

muted

#7D7878

Preview Lab

Preview with #50171B

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

Preview Lab → · Contrast checker → · Palette generator →