#222B71#222B71

#222B71 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 32.8% C 0.120 H 272.4°. Best body text is #FFFFFF at 12.71:1 contrast (WCAG AA passes).

Color values

HEX	#222B71
RGB	rgb(34, 43, 113)
HSL	hsl(233, 54%, 29%)
HSV	hsv(233, 70%, 44%)
CMYK	cmyk(69.9%, 61.9%, 0%, 55.7%)
CIE-LAB	lab(21.06, 21.20, -41.68)
CIE-LCH	lch(21.06, 46.76, 296.97°)
OKLab	oklab(32.78% 0.0049 -0.1201)
OKLCH	oklch(32.78% 0.12 272.4)
XYZ	xyz(4.5032, 3.2597, 16.0114)
Luminance	0.0326 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#222B71 #716822

analogous

#225371 #222B71 #412271

triadic

#222B71 #71222B #2B7122

tetradic

#222B71 #712253 #716822 #227141

square

#222B71 #712253 #716822 #227141

split-complementary

#222B71 #714122 #537122

monochromatic

#070918 #141942 #222B71 #303DA0 #4655C7

Accessibility & contrast

On white

12.71

#222B71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#222B71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #222B71

12.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##222B71	#FFFFFF	#000000	##FFFFFF
##222B71	1.00	12.71	1.65	12.71
#FFFFFF	12.71	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003673

Deuteranopia (green-blind)

#002F70

Tritanopia (blue-blind)

#003C49

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #222b71;
/* rgb */ color: rgb(34, 43, 113);
/* oklch */ color: oklch(32.8% 0.120 272.4);

Tailwind

colors: {
  custom: {
    50: '#68649a',
    500: '#222b71',
    950: '#000000',
  },
}

SCSS

$custom: #222b71;
$custom-light: #68649a;
$custom-dark: #000000;

JSON

{
  "hex": "#222b71",
  "rgb": {
    "r": 34,
    "g": 43,
    "b": 113
  },
  "hsl": {
    "h": 233.165,
    "s": 53.741,
    "l": 28.824
  },
  "oklch": {
    "l": 0.32778,
    "c": 0.12016,
    "h": 272.4
  },
  "luminance": 0.0326
}

Semantic roles & 50–950 ramp

primary

#222B71

secondary

#A49A4A

accent

#CC4BDD

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#07050E

muted

#7A797E

Preview Lab

Preview with #222B71

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

Preview Lab → · Contrast checker → · Palette generator →