#22288C#22288C

#22288C is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.9% C 0.162 H 271.8°. Best body text is #FFFFFF at 12.00:1 contrast (WCAG AA passes).

Color values

HEX	#22288C
RGB	rgb(34, 40, 140)
HSL	hsl(237, 61%, 34%)
HSV	hsv(237, 76%, 55%)
CMYK	cmyk(75.7%, 71.4%, 0%, 45.1%)
CIE-LAB	lab(22.83, 33.37, -55.86)
CIE-LCH	lch(22.83, 65.07, 300.86°)
OKLab	oklab(34.85% 0.0052 -0.1616)
OKLCH	oklch(34.85% 0.162 271.8)
XYZ	xyz(6.1505, 3.7505, 25.2056)
Luminance	0.0375 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#22288C #8C8622

analogous

#225D8C #22288C #51228C

triadic

#22288C #8C2228 #288C22

tetradic

#22288C #8C225D #8C8622 #228C51

square

#22288C #8C225D #8C8622 #228C51

split-complementary

#22288C #8C5122 #5D8C22

monochromatic

#0A0C2A #161A5B #22288C #2E36BD #535BD5

Accessibility & contrast

On white

12.00

#22288C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#22288C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #22288C

12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##22288C	#FFFFFF	#000000	##FFFFFF
##22288C	1.00	12.00	1.75	12.00
#FFFFFF	12.00	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8F

Deuteranopia (green-blind)

#00318A

Tritanopia (blue-blind)

#004457

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #22288c;
/* rgb */ color: rgb(34, 40, 140);
/* oklch */ color: oklch(34.9% 0.162 271.8);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#22288c",
  "rgb": {
    "r": 34,
    "g": 40,
    "b": 140
  },
  "hsl": {
    "h": 236.604,
    "s": 60.92,
    "l": 34.118
  },
  "oklch": {
    "l": 0.34853,
    "c": 0.16169,
    "h": 271.8
  },
  "luminance": 0.03751
}

Semantic roles & 50–950 ramp

primary

#22288C

secondary

#B9B351

accent

#DB44E4

background

#F7F5FA

surface

#EDEAF5

border

#C8C6CF

text

#080510

muted

#7B797F

Preview Lab

Preview with #22288C

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

Preview Lab → · Contrast checker → · Palette generator →