#183186#183186

#183186 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.4% C 0.145 H 266.2°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#183186
RGB	rgb(24, 49, 134)
HSL	hsl(226, 70%, 31%)
HSV	hsv(226, 82%, 53%)
CMYK	cmyk(82.1%, 63.4%, 0%, 47.5%)
CIE-LAB	lab(24.04, 24.01, -50.15)
CIE-LCH	lch(24.04, 55.60, 295.59°)
OKLab	oklab(35.43% -0.0096 -0.1451)
OKLCH	oklch(35.43% 0.145 266.2)
XYZ	xyz(5.7766, 4.1114, 23.0388)
Luminance	0.0411 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183186 #866D18

analogous

#186886 #183186 #361886

triadic

#183186 #861831 #318618

tetradic

#183186 #861868 #866D18 #188636

square

#183186 #861868 #866D18 #188636

split-complementary

#183186 #863618 #688618

monochromatic

#050B1E #0F1E52 #183186 #2144BA #3C61DC

Accessibility & contrast

On white

11.52

#183186 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#183186 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183186

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183186	#FFFFFF	#000000	##FFFFFF
##183186	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E89

Deuteranopia (green-blind)

#003484

Tritanopia (blue-blind)

#004756

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #183186;
/* rgb */ color: rgb(24, 49, 134);
/* oklch */ color: oklch(35.4% 0.145 266.2);

Tailwind

colors: {
  custom: {
    50: '#6968aa',
    500: '#183186',
    950: '#000000',
  },
}

SCSS

$custom: #183186;
$custom-light: #6968aa;
$custom-dark: #000000;

JSON

{
  "hex": "#183186",
  "rgb": {
    "r": 24,
    "g": 49,
    "b": 134
  },
  "hsl": {
    "h": 226.364,
    "s": 69.62,
    "l": 30.98
  },
  "oklch": {
    "l": 0.35426,
    "c": 0.14539,
    "h": 266.2
  },
  "luminance": 0.04112
}

Semantic roles & 50–950 ramp

primary

#183186

secondary

#BA9E40

accent

#C43BEC

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #183186

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

Preview Lab → · Contrast checker → · Palette generator →