#22388B#22388B

#22388B is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.8% C 0.141 H 267.7°. Best body text is #FFFFFF at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#22388B
RGB	rgb(34, 56, 139)
HSL	hsl(227, 61%, 34%)
HSV	hsv(227, 76%, 55%)
CMYK	cmyk(75.5%, 59.7%, 0%, 45.5%)
CIE-LAB	lab(26.83, 22.29, -48.69)
CIE-LCH	lch(26.83, 53.55, 294.59°)
OKLab	oklab(37.76% -0.0056 -0.1405)
OKLCH	oklch(37.76% 0.141 267.7)
XYZ	xyz(6.7324, 5.0318, 25.0375)
Luminance	0.0503 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#22388B #8B7522

analogous

#226D8B #22388B #41228B

triadic

#22388B #8B2238 #388B22

tetradic

#22388B #8B226D #8B7522 #228B41

square

#22388B #8B226D #8B7522 #228B41

split-complementary

#22388B #8B4122 #6D8B22

monochromatic

#0A1029 #16245A #22388B #2E4CBC #536ED5

Accessibility & contrast

On white

10.47

#22388B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#22388B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #22388B

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##22388B	#FFFFFF	#000000	##FFFFFF
##22388B	1.00	10.47	2.01	10.47
#FFFFFF	10.47	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00448E

Deuteranopia (green-blind)

#003B89

Tritanopia (blue-blind)

#004D5C

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #22388b;
/* rgb */ color: rgb(34, 56, 139);
/* oklch */ color: oklch(37.8% 0.141 267.7);

Tailwind

colors: {
  custom: {
    50: '#6d6eae',
    500: '#22388b',
    950: '#000000',
  },
}

SCSS

$custom: #22388b;
$custom-light: #6d6eae;
$custom-dark: #000000;

JSON

{
  "hex": "#22388b",
  "rgb": {
    "r": 34,
    "g": 56,
    "b": 139
  },
  "hsl": {
    "h": 227.429,
    "s": 60.694,
    "l": 33.922
  },
  "oklch": {
    "l": 0.37761,
    "c": 0.14061,
    "h": 267.7
  },
  "luminance": 0.05033
}

Semantic roles & 50–950 ramp

primary

#22388B

secondary

#B8A350

accent

#C244E4

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #22388B

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

Preview Lab → · Contrast checker → · Palette generator →