#183185#183185

#183185 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.3% C 0.144 H 266.2°. Best body text is #FFFFFF at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#183185
RGB	rgb(24, 49, 133)
HSL	hsl(226, 69%, 31%)
HSV	hsv(226, 82%, 52%)
CMYK	cmyk(82%, 63.2%, 0%, 47.8%)
CIE-LAB	lab(23.95, 23.61, -49.67)
CIE-LCH	lch(23.95, 55.00, 295.43°)
OKLab	oklab(35.33% -0.0096 -0.1437)
OKLCH	oklch(35.33% 0.144 266.2)
XYZ	xyz(5.7072, 4.0836, 22.6732)
Luminance	0.0408 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183185 #856C18

analogous

#186785 #183185 #361885

triadic

#183185 #851831 #318518

tetradic

#183185 #851867 #856C18 #188536

square

#183185 #851867 #856C18 #188536

split-complementary

#183185 #853618 #678518

monochromatic

#050B1D #0F1E51 #183185 #2144B9 #3C60DC

Accessibility & contrast

On white

11.56

#183185 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#183185 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183185

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183185	#FFFFFF	#000000	##FFFFFF
##183185	1.00	11.56	1.82	11.56
#FFFFFF	11.56	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E88

Deuteranopia (green-blind)

#003483

Tritanopia (blue-blind)

#004756

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #183185;
/* rgb */ color: rgb(24, 49, 133);
/* oklch */ color: oklch(35.3% 0.144 266.2);

Tailwind

colors: {
  custom: {
    50: '#6968a9',
    500: '#183185',
    950: '#000000',
  },
}

SCSS

$custom: #183185;
$custom-light: #6968a9;
$custom-dark: #000000;

JSON

{
  "hex": "#183185",
  "rgb": {
    "r": 24,
    "g": 49,
    "b": 133
  },
  "hsl": {
    "h": 226.239,
    "s": 69.427,
    "l": 30.784
  },
  "oklch": {
    "l": 0.35331,
    "c": 0.14399,
    "h": 266.2
  },
  "luminance": 0.04084
}

Semantic roles & 50–950 ramp

primary

#183185

secondary

#B99D40

accent

#C43CEC

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #183185

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

Preview Lab → · Contrast checker → · Palette generator →