#223991#223991

#223991 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.5% C 0.148 H 267.6°. Best body text is #FFFFFF at 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#223991
RGB	rgb(34, 57, 145)
HSL	hsl(228, 62%, 35%)
HSV	hsv(228, 77%, 57%)
CMYK	cmyk(76.6%, 60.7%, 0%, 43.1%)
CIE-LAB	lab(27.60, 23.94, -51.14)
CIE-LCH	lch(27.60, 56.46, 295.09°)
OKLab	oklab(38.5% -0.0062 -0.1477)
OKLCH	oklch(38.5% 0.148 267.6)
XYZ	xyz(7.2319, 5.3099, 27.4263)
Luminance	0.0531 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223991 #917A22

analogous

#227091 #223991 #432291

triadic

#223991 #912239 #399122

tetradic

#223991 #912270 #917A22 #229143

square

#223991 #912270 #917A22 #229143

split-complementary

#223991 #914322 #709122

monochromatic

#0B122E #16265F #223991 #2E4CC3 #5671D7

Accessibility & contrast

On white

10.18

#223991 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#223991 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223991

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223991	#FFFFFF	#000000	##FFFFFF
##223991	1.00	10.18	2.06	10.18
#FFFFFF	10.18	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004694

Deuteranopia (green-blind)

#003C8F

Tritanopia (blue-blind)

#004F5F

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #223991;
/* rgb */ color: rgb(34, 57, 145);
/* oklch */ color: oklch(38.5% 0.148 267.6);

Tailwind

colors: {
  custom: {
    50: '#6f6fb2',
    500: '#223991',
    950: '#000000',
  },
}

SCSS

$custom: #223991;
$custom-light: #6f6fb2;
$custom-dark: #000000;

JSON

{
  "hex": "#223991",
  "rgb": {
    "r": 34,
    "g": 57,
    "b": 145
  },
  "hsl": {
    "h": 227.568,
    "s": 62.011,
    "l": 35.098
  },
  "oklch": {
    "l": 0.38496,
    "c": 0.14779,
    "h": 267.6
  },
  "luminance": 0.05311
}

Semantic roles & 50–950 ramp

primary

#223991

secondary

#BBA653

accent

#C343E5

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #223991

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

Preview Lab → · Contrast checker → · Palette generator →