#180508#180508

#180508 is a very dark, muted red. Relative luminance 0.003; OKLCH L 15.2% C 0.036 H 10.4°. Best body text is #FFFFFF at 19.74:1 contrast (WCAG AA passes).

Color values

HEX	#180508
RGB	rgb(24, 5, 8)
HSL	hsl(351, 66%, 6%)
HSV	hsv(351, 79%, 9%)
CMYK	cmyk(0%, 79.2%, 66.7%, 90.6%)
CIE-LAB	lab(2.89, 6.98, 1.18)
CIE-LCH	lch(2.89, 7.08, 9.57°)
OKLab	oklab(15.2% 0.0357 0.0066)
OKLCH	oklch(15.2% 0.036 10.4)
XYZ	xyz(0.4748, 0.3203, 0.2665)
Luminance	0.0032 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180508 #051815

analogous

#180511 #180508 #180B05

triadic

#180508 #081805 #050818

tetradic

#180508 #111805 #051815 #0B0518

square

#180508 #111805 #051815 #0B0518

split-complementary

#180508 #05180B #051118

monochromatic

#190508 #190508 #190508 #4B1019 #7D1A2A

Accessibility & contrast

On white

19.74

#180508 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#180508 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180508

19.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180508	#FFFFFF	#000000	##FFFFFF
##180508	1.00	19.74	1.06	19.74
#FFFFFF	19.74	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#080808

Deuteranopia (green-blind)

#0D0C08

Tritanopia (blue-blind)

#1B0306

Achromatopsia (no color)

#0B0B0B

Design tokens & code

CSS

--color: #180508;
/* rgb */ color: rgb(24, 5, 8);
/* oklch */ color: oklch(15.2% 0.036 10.4);

Tailwind

colors: {
  custom: {
    50: '#54494a',
    500: '#180508',
    950: '#000000',
  },
}

SCSS

$custom: #180508;
$custom-light: #54494a;
$custom-dark: #000000;

JSON

{
  "hex": "#180508",
  "rgb": {
    "r": 24,
    "g": 5,
    "b": 8
  },
  "hsl": {
    "h": 350.526,
    "s": 65.517,
    "l": 5.686
  },
  "oklch": {
    "l": 0.152,
    "c": 0.03629,
    "h": 10.4
  },
  "luminance": 0.0032
}

Semantic roles & 50–950 ramp

primary

#180508

secondary

#21584F

accent

#E8CE3F

background

#F4F4F4

surface

#E7E6E7

border

#C3C2C3

text

#020001

muted

#787777

Preview Lab

Preview with #180508

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

Preview Lab → · Contrast checker → · Palette generator →