#223379#223379

#223379 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.2% C 0.121 H 269.0°. Best body text is #FFFFFF at 11.55:1 contrast (WCAG AA passes).

Color values

HEX	#223379
RGB	rgb(34, 51, 121)
HSL	hsl(228, 56%, 30%)
HSV	hsv(228, 72%, 47%)
CMYK	cmyk(71.9%, 57.9%, 0%, 52.5%)
CIE-LAB	lab(23.96, 18.71, -42.07)
CIE-LCH	lch(23.96, 46.04, 293.97°)
OKLab	oklab(35.15% -0.0021 -0.1211)
OKLCH	oklch(35.15% 0.121 269)
XYZ	xyz(5.2935, 4.0877, 18.5955)
Luminance	0.0409 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223379 #796822

analogous

#225E79 #223379 #3C2279

triadic

#223379 #792233 #337922

tetradic

#223379 #79225E #796822 #22793C

square

#223379 #79225E #796822 #22793C

split-complementary

#223379 #793C22 #5E7922

monochromatic

#070B19 #151F49 #223379 #2F47A9 #4963CC

Accessibility & contrast

On white

11.55

#223379 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#223379 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223379

11.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223379	#FFFFFF	#000000	##FFFFFF
##223379	1.00	11.55	1.82	11.55
#FFFFFF	11.55	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D7B

Deuteranopia (green-blind)

#003578

Tritanopia (blue-blind)

#004450

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #223379;
/* rgb */ color: rgb(34, 51, 121);
/* oklch */ color: oklch(35.2% 0.121 269.0);

Tailwind

colors: {
  custom: {
    50: '#696aa0',
    500: '#223379',
    950: '#000000',
  },
}

SCSS

$custom: #223379;
$custom-light: #696aa0;
$custom-dark: #000000;

JSON

{
  "hex": "#223379",
  "rgb": {
    "r": 34,
    "g": 51,
    "b": 121
  },
  "hsl": {
    "h": 228.276,
    "s": 56.129,
    "l": 30.392
  },
  "oklch": {
    "l": 0.35153,
    "c": 0.12112,
    "h": 269
  },
  "luminance": 0.04088
}

Semantic roles & 50–950 ramp

primary

#223379

secondary

#AC994B

accent

#C248DF

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060F

muted

#7A7A7E

Preview Lab

Preview with #223379

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

Preview Lab → · Contrast checker → · Palette generator →