#183184#183184

#183184 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.2% C 0.143 H 266.1°. Best body text is #FFFFFF at 11.59:1 contrast (WCAG AA passes).

Color values

HEX	#183184
RGB	rgb(24, 49, 132)
HSL	hsl(226, 69%, 31%)
HSV	hsv(226, 82%, 52%)
CMYK	cmyk(81.8%, 62.9%, 0%, 48.2%)
CIE-LAB	lab(23.86, 23.21, -49.19)
CIE-LCH	lch(23.86, 54.39, 295.26°)
OKLab	oklab(35.24% -0.0097 -0.1423)
OKLCH	oklch(35.24% 0.143 266.1)
XYZ	xyz(5.6384, 4.0561, 22.3111)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183184 #846B18

analogous

#186784 #183184 #351884

triadic

#183184 #841831 #318418

tetradic

#183184 #841867 #846B18 #188435

square

#183184 #841867 #846B18 #188435

split-complementary

#183184 #843518 #678418

monochromatic

#050B1C #0F1E50 #183184 #2144B8 #3B60DB

Accessibility & contrast

On white

11.59

#183184 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#183184 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183184

11.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183184	#FFFFFF	#000000	##FFFFFF
##183184	1.00	11.59	1.81	11.59
#FFFFFF	11.59	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E87

Deuteranopia (green-blind)

#003482

Tritanopia (blue-blind)

#004655

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #183184;
/* rgb */ color: rgb(24, 49, 132);
/* oklch */ color: oklch(35.2% 0.143 266.1);

Tailwind

colors: {
  custom: {
    50: '#6968a9',
    500: '#183184',
    950: '#000000',
  },
}

SCSS

$custom: #183184;
$custom-light: #6968a9;
$custom-dark: #000000;

JSON

{
  "hex": "#183184",
  "rgb": {
    "r": 24,
    "g": 49,
    "b": 132
  },
  "hsl": {
    "h": 226.111,
    "s": 69.231,
    "l": 30.588
  },
  "oklch": {
    "l": 0.35237,
    "c": 0.14259,
    "h": 266.1
  },
  "luminance": 0.04057
}

Semantic roles & 50–950 ramp

primary

#183184

secondary

#B89C40

accent

#C33CEC

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #183184

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

Preview Lab → · Contrast checker → · Palette generator →