#22178C#22178C

#22178C is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.4% C 0.178 H 274.2°. Best body text is #FFFFFF at 13.38:1 contrast (WCAG AA passes).

Color values

HEX	#22178C
RGB	rgb(34, 23, 140)
HSL	hsl(246, 72%, 32%)
HSV	hsv(246, 84%, 55%)
CMYK	cmyk(75.7%, 83.6%, 0%, 45.1%)
CIE-LAB	lab(19.41, 43.04, -61.50)
CIE-LCH	lch(19.41, 75.06, 304.99°)
OKLab	oklab(32.44% 0.013 -0.1778)
OKLCH	oklch(32.44% 0.178 274.2)
XYZ	xyz(5.6981, 2.8457, 25.0548)
Luminance	0.0285 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#22178C #818C17

analogous

#17478C #22178C #5D178C

triadic

#22178C #8C2217 #178C22

tetradic

#22178C #8C1747 #818C17 #178C5D

square

#22178C #8C1747 #818C17 #178C5D

split-complementary

#22178C #8C5D17 #478C17

monochromatic

#080623 #150E57 #22178C #2F20C1 #4D3EDF

Accessibility & contrast

On white

13.38

#22178C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#22178C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #22178C

13.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##22178C	#FFFFFF	#000000	##FFFFFF
##22178C	1.00	13.38	1.57	13.38
#FFFFFF	13.38	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00348F

Deuteranopia (green-blind)

#002A8A

Tritanopia (blue-blind)

#003C53

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #22178c;
/* rgb */ color: rgb(34, 23, 140);
/* oklch */ color: oklch(32.4% 0.178 274.2);

Tailwind

colors: {
  custom: {
    50: '#7158af',
    500: '#22178c',
    950: '#000000',
  },
}

SCSS

$custom: #22178c;
$custom-light: #7158af;
$custom-dark: #000000;

JSON

{
  "hex": "#22178c",
  "rgb": {
    "r": 34,
    "g": 23,
    "b": 140
  },
  "hsl": {
    "h": 245.641,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.32439,
    "c": 0.17832,
    "h": 274.2
  },
  "luminance": 0.02846
}

Semantic roles & 50–950 ramp

primary

#22178C

secondary

#B3BF3F

accent

#EF39DD

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090311

muted

#7B7880

Preview Lab

Preview with #22178C

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

Preview Lab → · Contrast checker → · Palette generator →