#222B8B#222B8B

#222B8B is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.3% C 0.157 H 271.3°. Best body text is #FFFFFF at 11.76:1 contrast (WCAG AA passes).

Color values

HEX	#222B8B
RGB	rgb(34, 43, 139)
HSL	hsl(235, 61%, 34%)
HSV	hsv(235, 76%, 55%)
CMYK	cmyk(75.5%, 69.1%, 0%, 45.5%)
CIE-LAB	lab(23.44, 31.07, -54.22)
CIE-LCH	lch(23.44, 62.49, 299.81°)
OKLab	oklab(35.27% 0.0035 -0.1568)
OKLCH	oklch(35.27% 0.157 271.3)
XYZ	xyz(6.1822, 3.9313, 24.8541)
Luminance	0.0393 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#222B8B #8B8222

analogous

#22608B #222B8B #4E228B

triadic

#222B8B #8B222B #2B8B22

tetradic

#222B8B #8B2260 #8B8222 #228B4E

square

#222B8B #8B2260 #8B8222 #228B4E

split-complementary

#222B8B #8B4E22 #608B22

monochromatic

#0A0D29 #161C5A #222B8B #2E3ABC #535ED5

Accessibility & contrast

On white

11.76

#222B8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#222B8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #222B8B

11.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##222B8B	#FFFFFF	#000000	##FFFFFF
##222B8B	1.00	11.76	1.79	11.76
#FFFFFF	11.76	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8E

Deuteranopia (green-blind)

#003389

Tritanopia (blue-blind)

#004557

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #222b8b;
/* rgb */ color: rgb(34, 43, 139);
/* oklch */ color: oklch(35.3% 0.157 271.3);

Tailwind

colors: {
  custom: {
    50: '#6e64ae',
    500: '#222b8b',
    950: '#000000',
  },
}

SCSS

$custom: #222b8b;
$custom-light: #6e64ae;
$custom-dark: #000000;

JSON

{
  "hex": "#222b8b",
  "rgb": {
    "r": 34,
    "g": 43,
    "b": 139
  },
  "hsl": {
    "h": 234.857,
    "s": 60.694,
    "l": 33.922
  },
  "oklch": {
    "l": 0.35267,
    "c": 0.15688,
    "h": 271.3
  },
  "luminance": 0.03932
}

Semantic roles & 50–950 ramp

primary

#222B8B

secondary

#B8B050

accent

#D644E4

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080510

muted

#7B7A7F

Preview Lab

Preview with #222B8B

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

Preview Lab → · Contrast checker → · Palette generator →