#22317B#22317B

#22317B is a dark, vivid blue. Relative luminance 0.040; OKLCH L 34.9% C 0.127 H 269.9°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#22317B
RGB	rgb(34, 49, 123)
HSL	hsl(230, 57%, 31%)
HSV	hsv(230, 72%, 48%)
CMYK	cmyk(72.4%, 60.2%, 0%, 51.8%)
CIE-LAB	lab(23.56, 20.89, -43.99)
CIE-LCH	lch(23.56, 48.69, 295.40°)
OKLab	oklab(34.91% -0.0003 -0.1268)
OKLCH	oklch(34.91% 0.127 269.9)
XYZ	xyz(5.3319, 3.9662, 19.2196)
Luminance	0.0397 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#22317B #7B6C22

analogous

#225D7B #22317B #3F227B

triadic

#22317B #7B2231 #317B22

tetradic

#22317B #7B225D #7B6C22 #227B3F

square

#22317B #7B225D #7B6C22 #227B3F

split-complementary

#22317B #7B3F22 #5D7B22

monochromatic

#070B1B #151E4B #22317B #2F44AB #4A60CD

Accessibility & contrast

On white

11.71

#22317B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#22317B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #22317B

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##22317B	#FFFFFF	#000000	##FFFFFF
##22317B	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C7D

Deuteranopia (green-blind)

#00347A

Tritanopia (blue-blind)

#004351

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #22317b;
/* rgb */ color: rgb(34, 49, 123);
/* oklch */ color: oklch(34.9% 0.127 269.9);

Tailwind

colors: {
  custom: {
    50: '#6a68a2',
    500: '#22317b',
    950: '#000000',
  },
}

SCSS

$custom: #22317b;
$custom-light: #6a68a2;
$custom-dark: #000000;

JSON

{
  "hex": "#22317b",
  "rgb": {
    "r": 34,
    "g": 49,
    "b": 123
  },
  "hsl": {
    "h": 229.888,
    "s": 56.688,
    "l": 30.784
  },
  "oklch": {
    "l": 0.34906,
    "c": 0.12676,
    "h": 269.9
  },
  "luminance": 0.03967
}

Semantic roles & 50–950 ramp

primary

#22317B

secondary

#AE9D4B

accent

#C648E0

background

#F6F6FA

surface

#ECEBF3

border

#C7C6CD

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #22317B

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

Preview Lab → · Contrast checker → · Palette generator →