#22288A#22288A

#22288A is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.6% C 0.159 H 272.0°. Best body text is #FFFFFF at 12.08:1 contrast (WCAG AA passes).

Color values

HEX	#22288A
RGB	rgb(34, 40, 138)
HSL	hsl(237, 60%, 34%)
HSV	hsv(237, 75%, 54%)
CMYK	cmyk(75.4%, 71%, 0%, 45.9%)
CIE-LAB	lab(22.63, 32.64, -54.94)
CIE-LCH	lch(22.63, 63.91, 300.72°)
OKLab	oklab(34.64% 0.0054 -0.1589)
OKLCH	oklch(34.64% 0.159 272)
XYZ	xyz(6.0044, 3.6920, 24.4360)
Luminance	0.0369 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#22288A #8A8422

analogous

#225C8A #22288A #50228A

triadic

#22288A #8A2228 #288A22

tetradic

#22288A #8A225C #8A8422 #228A50

square

#22288A #8A225C #8A8422 #228A50

split-complementary

#22288A #8A5022 #5C8A22

monochromatic

#0A0C28 #161A59 #22288A #2E36BB #525AD4

Accessibility & contrast

On white

12.08

#22288A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#22288A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #22288A

12.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##22288A	#FFFFFF	#000000	##FFFFFF
##22288A	1.00	12.08	1.74	12.08
#FFFFFF	12.08	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B8D

Deuteranopia (green-blind)

#003188

Tritanopia (blue-blind)

#004356

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #22288a;
/* rgb */ color: rgb(34, 40, 138);
/* oklch */ color: oklch(34.6% 0.159 272.0);

Tailwind

colors: {
  custom: {
    50: '#6e62ad',
    500: '#22288a',
    950: '#000000',
  },
}

SCSS

$custom: #22288a;
$custom-light: #6e62ad;
$custom-dark: #000000;

JSON

{
  "hex": "#22288a",
  "rgb": {
    "r": 34,
    "g": 40,
    "b": 138
  },
  "hsl": {
    "h": 236.538,
    "s": 60.465,
    "l": 33.725
  },
  "oklch": {
    "l": 0.34645,
    "c": 0.15903,
    "h": 272
  },
  "luminance": 0.03693
}

Semantic roles & 50–950 ramp

primary

#22288A

secondary

#B8B250

accent

#DA44E4

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#080510

muted

#7B797F

Preview Lab

Preview with #22288A

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

Preview Lab → · Contrast checker → · Palette generator →