#183886#183886

#183886 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 36.9% C 0.136 H 264.0°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#183886
RGB	rgb(24, 56, 134)
HSL	hsl(223, 70%, 31%)
HSV	hsv(223, 82%, 53%)
CMYK	cmyk(82.1%, 58.2%, 0%, 47.5%)
CIE-LAB	lab(25.99, 19.11, -46.96)
CIE-LCH	lch(25.99, 50.70, 292.15°)
OKLab	oklab(36.89% -0.0143 -0.1356)
OKLCH	oklch(36.89% 0.136 264)
XYZ	xyz(6.0924, 4.7430, 23.1440)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183886 #866618

analogous

#186F86 #183886 #2F1886

triadic

#183886 #861838 #388618

tetradic

#183886 #86186F #866618 #18862F

square

#183886 #86186F #866618 #18862F

split-complementary

#183886 #862F18 #6F8618

monochromatic

#050D1E #0F2252 #183886 #214EBA #3C6BDC

Accessibility & contrast

On white

10.78

#183886 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#183886 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183886

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183886	#FFFFFF	#000000	##FFFFFF
##183886	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004389

Deuteranopia (green-blind)

#003984

Tritanopia (blue-blind)

#004B59

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #183886;
/* rgb */ color: rgb(24, 56, 134);
/* oklch */ color: oklch(36.9% 0.136 264.0);

Tailwind

colors: {
  custom: {
    50: '#696eaa',
    500: '#183886',
    950: '#000000',
  },
}

SCSS

$custom: #183886;
$custom-light: #696eaa;
$custom-dark: #000000;

JSON

{
  "hex": "#183886",
  "rgb": {
    "r": 24,
    "g": 56,
    "b": 134
  },
  "hsl": {
    "h": 222.545,
    "s": 69.62,
    "l": 30.98
  },
  "oklch": {
    "l": 0.36887,
    "c": 0.13636,
    "h": 264
  },
  "luminance": 0.04744
}

Semantic roles & 50–950 ramp

primary

#183886

secondary

#BA9640

accent

#B93BEC

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #183886

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

Preview Lab → · Contrast checker → · Palette generator →