#50180B#50180B

#50180B is a dark, moderate red. Relative luminance 0.024; OKLCH L 29.7% C 0.087 H 34.4°. Best body text is #FFFFFF at 14.22:1 contrast (WCAG AA passes).

Color values

HEX	#50180B
RGB	rgb(80, 24, 11)
HSL	hsl(11, 76%, 18%)
HSV	hsv(11, 86%, 31%)
CMYK	cmyk(0%, 70%, 86.3%, 68.6%)
CIE-LAB	lab(17.38, 25.50, 21.65)
CIE-LCH	lch(17.38, 33.45, 40.33°)
OKLab	oklab(29.75% 0.0719 0.0493)
OKLCH	oklch(29.75% 0.087 34.4)
XYZ	xyz(3.6957, 2.3834, 0.5820)
Luminance	0.0238 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#50180B #0B4350

analogous

#500B21 #50180B #503A0B

triadic

#50180B #0B5018 #180B50

tetradic

#50180B #21500B #0B4350 #3A0B50

square

#50180B #21500B #0B4350 #3A0B50

split-complementary

#50180B #0B503A #0B2150

monochromatic

#1B0804 #1B0804 #50180B #862812 #BC381A

Accessibility & contrast

On white

14.22

#50180B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#50180B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #50180B

14.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##50180B	#FFFFFF	#000000	##FFFFFF
##50180B	1.00	14.22	1.48	14.22
#FFFFFF	14.22	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#282309

Deuteranopia (green-blind)

#362F09

Tritanopia (blue-blind)

#590915

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #50180b;
/* rgb */ color: rgb(80, 24, 11);
/* oklch */ color: oklch(29.7% 0.087 34.4);

Tailwind

colors: {
  custom: {
    50: '#87584b',
    500: '#50180b',
    950: '#000000',
  },
}

SCSS

$custom: #50180b;
$custom-light: #87584b;
$custom-dark: #000000;

JSON

{
  "hex": "#50180b",
  "rgb": {
    "r": 80,
    "g": 24,
    "b": 11
  },
  "hsl": {
    "h": 11.304,
    "s": 75.824,
    "l": 17.843
  },
  "oklch": {
    "l": 0.29748,
    "c": 0.08717,
    "h": 34.4
  },
  "luminance": 0.02383
}

Semantic roles & 50–950 ramp

primary

#50180B

secondary

#2B7A8C

accent

#CFF235

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0301

muted

#7D7877

Preview Lab

Preview with #50180B

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

Preview Lab → · Contrast checker → · Palette generator →