#22287C#22287C

#22287C is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.2% C 0.140 H 272.8°. Best body text is #FFFFFF at 12.63:1 contrast (WCAG AA passes).

Color values

HEX	#22287C
RGB	rgb(34, 40, 124)
HSL	hsl(236, 57%, 31%)
HSV	hsv(236, 73%, 49%)
CMYK	cmyk(72.6%, 67.7%, 0%, 51.4%)
CIE-LAB	lab(21.25, 27.46, -48.38)
CIE-LCH	lch(21.25, 55.63, 299.58°)
OKLab	oklab(33.23% 0.0069 -0.1398)
OKLCH	oklch(33.23% 0.14 272.8)
XYZ	xyz(5.0553, 3.3124, 19.4378)
Luminance	0.0331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#22287C #7C7622

analogous

#22557C #22287C #49227C

triadic

#22287C #7C2228 #287C22

tetradic

#22287C #7C2255 #7C7622 #227C49

square

#22287C #7C2255 #7C7622 #227C49

split-complementary

#22287C #7C4922 #557C22

monochromatic

#08091C #15194C #22287C #2F37AC #4B54CE

Accessibility & contrast

On white

12.63

#22287C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#22287C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #22287C

12.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##22287C	#FFFFFF	#000000	##FFFFFF
##22287C	1.00	12.63	1.66	12.63
#FFFFFF	12.63	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00377F

Deuteranopia (green-blind)

#002F7A

Tritanopia (blue-blind)

#003E4E

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #22287c;
/* rgb */ color: rgb(34, 40, 124);
/* oklch */ color: oklch(33.2% 0.140 272.8);

Tailwind

colors: {
  custom: {
    50: '#6b62a3',
    500: '#22287c',
    950: '#000000',
  },
}

SCSS

$custom: #22287c;
$custom-light: #6b62a3;
$custom-dark: #000000;

JSON

{
  "hex": "#22287c",
  "rgb": {
    "r": 34,
    "g": 40,
    "b": 124
  },
  "hsl": {
    "h": 236,
    "s": 56.962,
    "l": 30.98
  },
  "oklch": {
    "l": 0.33231,
    "c": 0.13993,
    "h": 272.8
  },
  "luminance": 0.03313
}

Semantic roles & 50–950 ramp

primary

#22287C

secondary

#AFA84B

accent

#D648E0

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #22287C

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

Preview Lab → · Contrast checker → · Palette generator →