#223779#223779

#223779 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 36.0% C 0.116 H 267.1°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#223779
RGB	rgb(34, 55, 121)
HSL	hsl(226, 56%, 30%)
HSV	hsv(226, 72%, 47%)
CMYK	cmyk(71.9%, 54.5%, 0%, 52.5%)
CIE-LAB	lab(25.11, 15.90, -40.20)
CIE-LCH	lch(25.11, 43.23, 291.58°)
OKLab	oklab(36.02% -0.0058 -0.1155)
OKLCH	oklch(36.02% 0.116 267.1)
XYZ	xyz(5.4759, 4.4524, 18.6563)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223779 #796422

analogous

#226279 #223779 #382279

triadic

#223779 #792237 #377922

tetradic

#223779 #792262 #796422 #227938

square

#223779 #792262 #796422 #227938

split-complementary

#223779 #793822 #627922

monochromatic

#070C19 #152149 #223779 #2F4DA9 #4969CC

Accessibility & contrast

On white

11.11

#223779 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#223779 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223779

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223779	#FFFFFF	#000000	##FFFFFF
##223779	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B407B

Deuteranopia (green-blind)

#003878

Tritanopia (blue-blind)

#004752

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #223779;
/* rgb */ color: rgb(34, 55, 121);
/* oklch */ color: oklch(36.0% 0.116 267.1);

Tailwind

colors: {
  custom: {
    50: '#696da0',
    500: '#223779',
    950: '#000000',
  },
}

SCSS

$custom: #223779;
$custom-light: #696da0;
$custom-dark: #000000;

JSON

{
  "hex": "#223779",
  "rgb": {
    "r": 34,
    "g": 55,
    "b": 121
  },
  "hsl": {
    "h": 225.517,
    "s": 56.129,
    "l": 30.392
  },
  "oklch": {
    "l": 0.36024,
    "c": 0.11568,
    "h": 267.1
  },
  "luminance": 0.04453
}

Semantic roles & 50–950 ramp

primary

#223779

secondary

#AC944B

accent

#BB48DF

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07070F

muted

#7A7A7E

Preview Lab

Preview with #223779

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

Preview Lab → · Contrast checker → · Palette generator →