#223683#223683

#223683 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.6% C 0.132 H 268.1°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#223683
RGB	rgb(34, 54, 131)
HSL	hsl(228, 59%, 32%)
HSV	hsv(228, 74%, 51%)
CMYK	cmyk(74%, 58.8%, 0%, 48.6%)
CIE-LAB	lab(25.61, 20.54, -45.68)
CIE-LCH	lch(25.61, 50.09, 294.21°)
OKLab	oklab(36.65% -0.0043 -0.1317)
OKLCH	oklch(36.65% 0.132 268.1)
XYZ	xyz(6.0742, 4.6165, 22.0393)
Luminance	0.0462 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223683 #836F22

analogous

#226783 #223683 #3F2283

triadic

#223683 #832236 #368322

tetradic

#223683 #832267 #836F22 #22833F

square

#223683 #832267 #836F22 #22833F

split-complementary

#223683 #833F22 #678322

monochromatic

#090E22 #152252 #223683 #2F4AB4 #4E69D1

Accessibility & contrast

On white

10.92

#223683 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#223683 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223683

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223683	#FFFFFF	#000000	##FFFFFF
##223683	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004186

Deuteranopia (green-blind)

#003881

Tritanopia (blue-blind)

#004957

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #223683;
/* rgb */ color: rgb(34, 54, 131);
/* oklch */ color: oklch(36.6% 0.132 268.1);

Tailwind

colors: {
  custom: {
    50: '#6b6ca8',
    500: '#223683',
    950: '#000000',
  },
}

SCSS

$custom: #223683;
$custom-light: #6b6ca8;
$custom-dark: #000000;

JSON

{
  "hex": "#223683",
  "rgb": {
    "r": 34,
    "g": 54,
    "b": 131
  },
  "hsl": {
    "h": 227.629,
    "s": 58.788,
    "l": 32.353
  },
  "oklch": {
    "l": 0.36647,
    "c": 0.13175,
    "h": 268.1
  },
  "luminance": 0.04617
}

Semantic roles & 50–950 ramp

primary

#223683

secondary

#B49F4C

accent

#C246E2

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #223683

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

Preview Lab → · Contrast checker → · Palette generator →