#181E86#181E86

#181E86 is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.1% C 0.167 H 269.9°. Best body text is #FFFFFF at 13.39:1 contrast (WCAG AA passes).

Color values

HEX	#181E86
RGB	rgb(24, 30, 134)
HSL	hsl(237, 70%, 31%)
HSV	hsv(237, 82%, 53%)
CMYK	cmyk(82.1%, 77.6%, 0%, 47.5%)
CIE-LAB	lab(19.41, 36.50, -57.77)
CIE-LCH	lch(19.41, 68.33, 302.29°)
OKLab	oklab(32.06% -0.0004 -0.1673)
OKLCH	oklch(32.06% 0.167 269.9)
XYZ	xyz(5.1426, 2.8434, 22.8274)
Luminance	0.0284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181E86 #868018

analogous

#185586 #181E86 #491886

triadic

#181E86 #86181E #1E8618

tetradic

#181E86 #861855 #868018 #188649

square

#181E86 #861855 #868018 #188649

split-complementary

#181E86 #864918 #558618

monochromatic

#05071E #0F1252 #181E86 #212ABA #3C45DC

Accessibility & contrast

On white

13.39

#181E86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#181E86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181E86

13.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181E86	#FFFFFF	#000000	##FFFFFF
##181E86	1.00	13.39	1.57	13.39
#FFFFFF	13.39	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003489

Deuteranopia (green-blind)

#002984

Tritanopia (blue-blind)

#003D51

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #181e86;
/* rgb */ color: rgb(24, 30, 134);
/* oklch */ color: oklch(32.1% 0.167 269.9);

Tailwind

colors: {
  custom: {
    50: '#6b5baa',
    500: '#181e86',
    950: '#000000',
  },
}

SCSS

$custom: #181e86;
$custom-light: #6b5baa;
$custom-dark: #000000;

JSON

{
  "hex": "#181e86",
  "rgb": {
    "r": 24,
    "g": 30,
    "b": 134
  },
  "hsl": {
    "h": 236.727,
    "s": 69.62,
    "l": 30.98
  },
  "oklch": {
    "l": 0.32062,
    "c": 0.16734,
    "h": 269.9
  },
  "luminance": 0.02844
}

Semantic roles & 50–950 ramp

primary

#181E86

secondary

#BAB340

accent

#E33BEC

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #181E86

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

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