#22288D#22288D

#22288D is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.0% C 0.163 H 271.8°. Best body text is #FFFFFF at 11.96:1 contrast (WCAG AA passes).

Color values

HEX	#22288D
RGB	rgb(34, 40, 141)
HSL	hsl(237, 61%, 34%)
HSV	hsv(237, 76%, 55%)
CMYK	cmyk(75.9%, 71.6%, 0%, 44.7%)
CIE-LAB	lab(22.93, 33.74, -56.31)
CIE-LCH	lch(22.93, 65.64, 300.93°)
OKLab	oklab(34.96% 0.0051 -0.1629)
OKLCH	oklch(34.96% 0.163 271.8)
XYZ	xyz(6.2246, 3.7801, 25.5957)
Luminance	0.0378 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#22288D #8D8722

analogous

#225D8D #22288D #52228D

triadic

#22288D #8D2228 #288D22

tetradic

#22288D #8D225D #8D8722 #228D52

square

#22288D #8D225D #8D8722 #228D52

split-complementary

#22288D #8D5222 #5D8D22

monochromatic

#0A0C2A #161A5C #22288D #2E36BE #545BD6

Accessibility & contrast

On white

11.96

#22288D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#22288D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #22288D

11.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##22288D	#FFFFFF	#000000	##FFFFFF
##22288D	1.00	11.96	1.76	11.96
#FFFFFF	11.96	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C90

Deuteranopia (green-blind)

#00328B

Tritanopia (blue-blind)

#004457

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #22288d;
/* rgb */ color: rgb(34, 40, 141);
/* oklch */ color: oklch(35.0% 0.163 271.8);

Tailwind

colors: {
  custom: {
    50: '#6f62af',
    500: '#22288d',
    950: '#000000',
  },
}

SCSS

$custom: #22288d;
$custom-light: #6f62af;
$custom-dark: #000000;

JSON

{
  "hex": "#22288d",
  "rgb": {
    "r": 34,
    "g": 40,
    "b": 141
  },
  "hsl": {
    "h": 236.636,
    "s": 61.143,
    "l": 34.314
  },
  "oklch": {
    "l": 0.34957,
    "c": 0.16301,
    "h": 271.8
  },
  "luminance": 0.03781
}

Semantic roles & 50–950 ramp

primary

#22288D

secondary

#B9B451

accent

#DB44E4

background

#F7F5FA

surface

#EDEAF5

border

#C8C6CF

text

#090511

muted

#7B7980

Preview Lab

Preview with #22288D

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

Preview Lab → · Contrast checker → · Palette generator →