#181920#181920

#181920 is a very dark, near-neutral blue. Relative luminance 0.010; OKLCH L 21.6% C 0.014 H 278.8°. Best body text is #FFFFFF at 17.52:1 contrast (WCAG AA passes).

Color values

HEX	#181920
RGB	rgb(24, 25, 32)
HSL	hsl(233, 14%, 11%)
HSV	hsv(233, 25%, 13%)
CMYK	cmyk(25%, 21.9%, 0%, 87.5%)
CIE-LAB	lab(8.94, 1.52, -5.01)
CIE-LCH	lch(8.94, 5.24, 286.83°)
OKLab	oklab(21.55% 0.0021 -0.0136)
OKLCH	oklch(21.55% 0.014 278.8)
XYZ	xyz(0.9850, 0.9937, 1.5061)
Luminance	0.0099 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181920 #201F18

analogous

#181D20 #181920 #1B1820

triadic

#181920 #201819 #192018

tetradic

#181920 #20181D #201F18 #18201B

square

#181920 #20181D #201F18 #18201B

split-complementary

#181920 #201B18 #1D2018

monochromatic

#0D0E11 #0D0E11 #181920 #323443 #4C5066

Accessibility & contrast

On white

17.52

#181920 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#181920 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181920

17.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181920	#FFFFFF	#000000	##FFFFFF
##181920	1.00	17.52	1.20	17.52
#FFFFFF	17.52	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#171A20

Deuteranopia (green-blind)

#171920

Tritanopia (blue-blind)

#161A1B

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #181920;
/* rgb */ color: rgb(24, 25, 32);
/* oklch */ color: oklch(21.6% 0.014 278.8);

Tailwind

colors: {
  custom: {
    50: '#54555b',
    500: '#181920',
    950: '#000000',
  },
}

SCSS

$custom: #181920;
$custom-light: #54555b;
$custom-dark: #000000;

JSON

{
  "hex": "#181920",
  "rgb": {
    "r": 24,
    "g": 25,
    "b": 32
  },
  "hsl": {
    "h": 232.5,
    "s": 14.286,
    "l": 10.98
  },
  "oklch": {
    "l": 0.21554,
    "c": 0.0138,
    "h": 278.8
  },
  "luminance": 0.00994
}

Semantic roles & 50–950 ramp

primary

#181920

secondary

#514F43

accent

#AE71B7

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#020304

muted

#787879

Preview Lab

Preview with #181920

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

Preview Lab → · Contrast checker → · Palette generator →