#181952#181952

#181952 is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.5% C 0.101 H 275.7°. Best body text is #FFFFFF at 16.16:1 contrast (WCAG AA passes).

Color values

HEX	#181952
RGB	rgb(24, 25, 82)
HSL	hsl(239, 55%, 21%)
HSV	hsv(239, 71%, 32%)
CMYK	cmyk(70.7%, 69.5%, 0%, 67.8%)
CIE-LAB	lab(12.60, 20.23, -34.99)
CIE-LCH	lch(12.60, 40.41, 300.04°)
OKLab	oklab(25.48% 0.0101 -0.1009)
OKLCH	oklch(25.48% 0.101 275.7)
XYZ	xyz(2.2468, 1.4985, 8.1518)
Luminance	0.0150 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181952 #525118

analogous

#183652 #181952 #341852

triadic

#181952 #521819 #195218

tetradic

#181952 #521836 #525118 #185234

square

#181952 #521836 #525118 #185234

split-complementary

#181952 #523418 #365218

monochromatic

#070718 #0A0B23 #181952 #262781 #3436B1

Accessibility & contrast

On white

16.16

#181952 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#181952 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181952

16.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181952	#FFFFFF	#000000	##FFFFFF
##181952	1.00	16.16	1.30	16.16
#FFFFFF	16.16	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002354

Deuteranopia (green-blind)

#001E51

Tritanopia (blue-blind)

#002832

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #181952;
/* rgb */ color: rgb(24, 25, 82);
/* oklch */ color: oklch(25.5% 0.101 275.7);

Tailwind

colors: {
  custom: {
    50: '#5d5583',
    500: '#181952',
    950: '#000000',
  },
}

SCSS

$custom: #181952;
$custom-light: #5d5583;
$custom-dark: #000000;

JSON

{
  "hex": "#181952",
  "rgb": {
    "r": 24,
    "g": 25,
    "b": 82
  },
  "hsl": {
    "h": 238.966,
    "s": 54.717,
    "l": 20.784
  },
  "oklch": {
    "l": 0.25481,
    "c": 0.10136,
    "h": 275.7
  },
  "luminance": 0.01499
}

Semantic roles & 50–950 ramp

primary

#181952

secondary

#89873D

accent

#DC4ADE

background

#F5F5F8

surface

#E9E8EF

border

#C5C4CA

text

#05030B

muted

#79787C

Preview Lab

Preview with #181952

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

Preview Lab → · Contrast checker → · Palette generator →