#183285#183285

#183285 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.5% C 0.143 H 265.9°. Best body text is #FFFFFF at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#183285
RGB	rgb(24, 50, 133)
HSL	hsl(226, 69%, 31%)
HSV	hsv(226, 82%, 52%)
CMYK	cmyk(82%, 62.4%, 0%, 47.8%)
CIE-LAB	lab(24.22, 22.91, -49.22)
CIE-LCH	lch(24.22, 54.30, 294.96°)
OKLab	oklab(35.53% -0.0103 -0.1423)
OKLCH	oklch(35.53% 0.143 265.9)
XYZ	xyz(5.7494, 4.1682, 22.6873)
Luminance	0.0417 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183285 #856B18

analogous

#186885 #183285 #341885

triadic

#183285 #851832 #328518

tetradic

#183285 #851868 #856B18 #188534

square

#183285 #851868 #856B18 #188534

split-complementary

#183285 #853418 #688518

monochromatic

#050B1D #0F1F51 #183285 #2145B9 #3C62DC

Accessibility & contrast

On white

11.45

#183285 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#183285 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183285

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183285	#FFFFFF	#000000	##FFFFFF
##183285	1.00	11.45	1.83	11.45
#FFFFFF	11.45	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F88

Deuteranopia (green-blind)

#003583

Tritanopia (blue-blind)

#004756

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #183285;
/* rgb */ color: rgb(24, 50, 133);
/* oklch */ color: oklch(35.5% 0.143 265.9);

Tailwind

colors: {
  custom: {
    50: '#6969a9',
    500: '#183285',
    950: '#000000',
  },
}

SCSS

$custom: #183285;
$custom-light: #6969a9;
$custom-dark: #000000;

JSON

{
  "hex": "#183285",
  "rgb": {
    "r": 24,
    "g": 50,
    "b": 133
  },
  "hsl": {
    "h": 225.688,
    "s": 69.427,
    "l": 30.784
  },
  "oklch": {
    "l": 0.35535,
    "c": 0.14271,
    "h": 265.9
  },
  "luminance": 0.04169
}

Semantic roles & 50–950 ramp

primary

#183285

secondary

#B99C40

accent

#C23CEC

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #183285

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

Preview Lab → · Contrast checker → · Palette generator →