#223687#223687

#223687 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.0% C 0.138 H 268.3°. Best body text is #FFFFFF at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#223687
RGB	rgb(34, 54, 135)
HSL	hsl(228, 60%, 33%)
HSV	hsv(228, 75%, 53%)
CMYK	cmyk(74.8%, 60%, 0%, 47.1%)
CIE-LAB	lab(25.94, 22.10, -47.64)
CIE-LCH	lch(25.94, 52.52, 294.89°)
OKLab	oklab(37% -0.0041 -0.1374)
OKLCH	oklch(37% 0.138 268.3)
XYZ	xyz(6.3505, 4.7270, 23.4947)
Luminance	0.0473 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223687 #877322

analogous

#226887 #223687 #402287

triadic

#223687 #872236 #368722

tetradic

#223687 #872268 #877322 #228740

square

#223687 #872268 #877322 #228740

split-complementary

#223687 #874022 #688722

monochromatic

#090F25 #162256 #223687 #2E4AB8 #506AD3

Accessibility & contrast

On white

10.79

#223687 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#223687 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223687

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223687	#FFFFFF	#000000	##FFFFFF
##223687	1.00	10.79	1.95	10.79
#FFFFFF	10.79	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00428A

Deuteranopia (green-blind)

#003985

Tritanopia (blue-blind)

#004A59

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #223687;
/* rgb */ color: rgb(34, 54, 135);
/* oklch */ color: oklch(37.0% 0.138 268.3);

Tailwind

colors: {
  custom: {
    50: '#6c6cab',
    500: '#223687',
    950: '#000000',
  },
}

SCSS

$custom: #223687;
$custom-light: #6c6cab;
$custom-dark: #000000;

JSON

{
  "hex": "#223687",
  "rgb": {
    "r": 34,
    "g": 54,
    "b": 135
  },
  "hsl": {
    "h": 228.119,
    "s": 59.763,
    "l": 33.137
  },
  "oklch": {
    "l": 0.36997,
    "c": 0.13751,
    "h": 268.3
  },
  "luminance": 0.04728
}

Semantic roles & 50–950 ramp

primary

#223687

secondary

#B7A24E

accent

#C445E3

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #223687

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

Preview Lab → · Contrast checker → · Palette generator →