#223378#223378

#223378 is a dark, moderate blue. Relative luminance 0.041; OKLCH L 35.1% C 0.120 H 268.9°. Best body text is #FFFFFF at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#223378
RGB	rgb(34, 51, 120)
HSL	hsl(228, 56%, 30%)
HSV	hsv(228, 72%, 47%)
CMYK	cmyk(71.7%, 57.5%, 0%, 52.9%)
CIE-LAB	lab(23.88, 18.31, -41.56)
CIE-LCH	lch(23.88, 45.42, 293.78°)
OKLab	oklab(35.07% -0.0022 -0.1196)
OKLCH	oklch(35.07% 0.12 268.9)
XYZ	xyz(5.2325, 4.0633, 18.2742)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223378 #786722

analogous

#225E78 #223378 #3C2278

triadic

#223378 #782233 #337822

tetradic

#223378 #78225E #786722 #22783C

square

#223378 #78225E #786722 #22783C

split-complementary

#223378 #783C22 #5E7822

monochromatic

#070A19 #141F48 #223378 #3047A8 #4963CB

Accessibility & contrast

On white

11.58

#223378 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#223378 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223378

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223378	#FFFFFF	#000000	##FFFFFF
##223378	1.00	11.58	1.81	11.58
#FFFFFF	11.58	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D7A

Deuteranopia (green-blind)

#003577

Tritanopia (blue-blind)

#004450

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #223378;
/* rgb */ color: rgb(34, 51, 120);
/* oklch */ color: oklch(35.1% 0.120 268.9);

Tailwind

colors: {
  custom: {
    50: '#696aa0',
    500: '#223378',
    950: '#000000',
  },
}

SCSS

$custom: #223378;
$custom-light: #696aa0;
$custom-dark: #000000;

JSON

{
  "hex": "#223378",
  "rgb": {
    "r": 34,
    "g": 51,
    "b": 120
  },
  "hsl": {
    "h": 228.14,
    "s": 55.844,
    "l": 30.196
  },
  "oklch": {
    "l": 0.35068,
    "c": 0.11963,
    "h": 268.9
  },
  "luminance": 0.04064
}

Semantic roles & 50–950 ramp

primary

#223378

secondary

#AB984B

accent

#C149DF

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060F

muted

#7A7A7E

Preview Lab

Preview with #223378

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

Preview Lab → · Contrast checker → · Palette generator →