#50170B#50170B

#50170B is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.6% C 0.088 H 33.6°. Best body text is #FFFFFF at 14.30:1 contrast (WCAG AA passes).

Color values

HEX	#50170B
RGB	rgb(80, 23, 11)
HSL	hsl(10, 76%, 18%)
HSV	hsv(10, 86%, 31%)
CMYK	cmyk(0%, 71.2%, 86.3%, 68.6%)
CIE-LAB	lab(17.19, 26.01, 21.42)
CIE-LCH	lch(17.19, 33.69, 39.47°)
OKLab	oklab(29.6% 0.0735 0.0488)
OKLCH	oklch(29.6% 0.088 33.6)
XYZ	xyz(3.6755, 2.3430, 0.5752)
Luminance	0.0234 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#50170B #0B4450

analogous

#500B21 #50170B #50390B

triadic

#50170B #0B5017 #170B50

tetradic

#50170B #21500B #0B4450 #390B50

square

#50170B #21500B #0B4450 #390B50

split-complementary

#50170B #0B5039 #0B2150

monochromatic

#1B0804 #1B0804 #50170B #862612 #BC361A

Accessibility & contrast

On white

14.30

#50170B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#50170B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #50170B

14.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##50170B	#FFFFFF	#000000	##FFFFFF
##50170B	1.00	14.30	1.47	14.30
#FFFFFF	14.30	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272209

Deuteranopia (green-blind)

#352F09

Tritanopia (blue-blind)

#590715

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #50170b;
/* rgb */ color: rgb(80, 23, 11);
/* oklch */ color: oklch(29.6% 0.088 33.6);

Tailwind

colors: {
  custom: {
    50: '#87574b',
    500: '#50170b',
    950: '#000000',
  },
}

SCSS

$custom: #50170b;
$custom-light: #87574b;
$custom-dark: #000000;

JSON

{
  "hex": "#50170b",
  "rgb": {
    "r": 80,
    "g": 23,
    "b": 11
  },
  "hsl": {
    "h": 10.435,
    "s": 75.824,
    "l": 17.843
  },
  "oklch": {
    "l": 0.29605,
    "c": 0.08824,
    "h": 33.6
  },
  "luminance": 0.02342
}

Semantic roles & 50–950 ramp

primary

#50170B

secondary

#2B7B8C

accent

#D2F235

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0301

muted

#7D7877

Preview Lab

Preview with #50170B

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

Preview Lab → · Contrast checker → · Palette generator →