#22316B#22316B

#22316B is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.6% C 0.103 H 269.3°. Best body text is #FFFFFF at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#22316B
RGB	rgb(34, 49, 107)
HSL	hsl(228, 52%, 28%)
HSV	hsv(228, 68%, 42%)
CMYK	cmyk(68.2%, 54.2%, 0%, 58%)
CIE-LAB	lab(22.29, 14.62, -35.80)
CIE-LCH	lch(22.29, 38.67, 292.21°)
OKLab	oklab(33.56% -0.0013 -0.1027)
OKLCH	oklch(33.56% 0.103 269.3)
XYZ	xyz(4.4109, 3.5978, 14.3691)
Luminance	0.0360 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#22316B #6B5C22

analogous

#22566B #22316B #37226B

triadic

#22316B #6B2231 #316B22

tetradic

#22316B #6B2256 #6B5C22 #226B37

square

#22316B #6B2256 #6B5C22 #226B37

split-complementary

#22316B #6B3722 #566B22

monochromatic

#070B17 #131C3D #22316B #314699 #445EC4

Accessibility & contrast

On white

12.21

#22316B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#22316B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #22316B

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##22316B	#FFFFFF	#000000	##FFFFFF
##22316B	1.00	12.21	1.72	12.21
#FFFFFF	12.21	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F396D

Deuteranopia (green-blind)

#00326A

Tritanopia (blue-blind)

#003F49

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #22316b;
/* rgb */ color: rgb(34, 49, 107);
/* oklch */ color: oklch(33.6% 0.103 269.3);

Tailwind

colors: {
  custom: {
    50: '#666896',
    500: '#22316b',
    950: '#000000',
  },
}

SCSS

$custom: #22316b;
$custom-light: #666896;
$custom-dark: #000000;

JSON

{
  "hex": "#22316b",
  "rgb": {
    "r": 34,
    "g": 49,
    "b": 107
  },
  "hsl": {
    "h": 227.671,
    "s": 51.773,
    "l": 27.647
  },
  "oklch": {
    "l": 0.33555,
    "c": 0.1027,
    "h": 269.3
  },
  "luminance": 0.03598
}

Semantic roles & 50–950 ramp

primary

#22316B

secondary

#9F8D4A

accent

#BE4DDB

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #22316B

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

Preview Lab → · Contrast checker → · Palette generator →