#22278B#22278B

#22278B is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.6% C 0.162 H 272.1°. Best body text is #FFFFFF at 12.13:1 contrast (WCAG AA passes).

Color values

HEX	#22278B
RGB	rgb(34, 39, 139)
HSL	hsl(237, 61%, 34%)
HSV	hsv(237, 76%, 55%)
CMYK	cmyk(75.5%, 71.9%, 0%, 45.5%)
CIE-LAB	lab(22.50, 33.64, -55.78)
CIE-LCH	lch(22.50, 65.14, 301.09°)
OKLab	oklab(34.58% 0.0059 -0.1614)
OKLCH	oklch(34.58% 0.162 272.1)
XYZ	xyz(6.0438, 3.6546, 24.8080)
Luminance	0.0365 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#22278B #8B8622

analogous

#225C8B #22278B #52228B

triadic

#22278B #8B2227 #278B22

tetradic

#22278B #8B225C #8B8622 #228B52

square

#22278B #8B225C #8B8622 #228B52

split-complementary

#22278B #8B5222 #5C8B22

monochromatic

#0A0B29 #16195A #22278B #2E35BC #5359D5

Accessibility & contrast

On white

12.13

#22278B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#22278B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #22278B

12.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##22278B	#FFFFFF	#000000	##FFFFFF
##22278B	1.00	12.13	1.73	12.13
#FFFFFF	12.13	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B8E

Deuteranopia (green-blind)

#003189

Tritanopia (blue-blind)

#004356

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #22278b;
/* rgb */ color: rgb(34, 39, 139);
/* oklch */ color: oklch(34.6% 0.162 272.1);

Tailwind

colors: {
  custom: {
    50: '#6f62ae',
    500: '#22278b',
    950: '#000000',
  },
}

SCSS

$custom: #22278b;
$custom-light: #6f62ae;
$custom-dark: #000000;

JSON

{
  "hex": "#22278b",
  "rgb": {
    "r": 34,
    "g": 39,
    "b": 139
  },
  "hsl": {
    "h": 237.143,
    "s": 60.694,
    "l": 33.922
  },
  "oklch": {
    "l": 0.34582,
    "c": 0.1615,
    "h": 272.1
  },
  "luminance": 0.03655
}

Semantic roles & 50–950 ramp

primary

#22278B

secondary

#B8B450

accent

#DC44E4

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#080510

muted

#7B797F

Preview Lab

Preview with #22278B

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

Preview Lab → · Contrast checker → · Palette generator →