#181950#181950

#181950 is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.3% C 0.098 H 276.0°. Best body text is #FFFFFF at 16.23:1 contrast (WCAG AA passes).

Color values

HEX	#181950
RGB	rgb(24, 25, 80)
HSL	hsl(239, 54%, 20%)
HSV	hsv(239, 70%, 31%)
CMYK	cmyk(70%, 68.8%, 0%, 68.6%)
CIE-LAB	lab(12.41, 19.44, -33.93)
CIE-LCH	lch(12.41, 39.11, 299.81°)
OKLab	oklab(25.28% 0.0102 -0.0978)
OKLCH	oklch(25.28% 0.098 276)
XYZ	xyz(2.1718, 1.4685, 7.7569)
Luminance	0.0147 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181950 #504F18

analogous

#183550 #181950 #331850

triadic

#181950 #501819 #195018

tetradic

#181950 #501835 #504F18 #185033

square

#181950 #501835 #504F18 #185033

split-complementary

#181950 #503318 #355018

monochromatic

#070718 #0A0A21 #181950 #26287F #3436AE

Accessibility & contrast

On white

16.23

#181950 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#181950 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181950

16.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181950	#FFFFFF	#000000	##FFFFFF
##181950	1.00	16.23	1.29	16.23
#FFFFFF	16.23	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002352

Deuteranopia (green-blind)

#001E4F

Tritanopia (blue-blind)

#002731

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #181950;
/* rgb */ color: rgb(24, 25, 80);
/* oklch */ color: oklch(25.3% 0.098 276.0);

Tailwind

colors: {
  custom: {
    50: '#5d5582',
    500: '#181950',
    950: '#000000',
  },
}

SCSS

$custom: #181950;
$custom-light: #5d5582;
$custom-dark: #000000;

JSON

{
  "hex": "#181950",
  "rgb": {
    "r": 24,
    "g": 25,
    "b": 80
  },
  "hsl": {
    "h": 238.929,
    "s": 53.846,
    "l": 20.392
  },
  "oklch": {
    "l": 0.25281,
    "c": 0.0983,
    "h": 276
  },
  "luminance": 0.01469
}

Semantic roles & 50–950 ramp

primary

#181950

secondary

#87853D

accent

#DB4BDD

background

#F5F5F8

surface

#E9E8EF

border

#C5C4CA

text

#05030A

muted

#79787C

Preview Lab

Preview with #181950

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

Preview Lab → · Contrast checker → · Palette generator →