#223178#223178

#223178 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 34.6% C 0.122 H 269.8°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#223178
RGB	rgb(34, 49, 120)
HSL	hsl(230, 56%, 30%)
HSV	hsv(230, 72%, 47%)
CMYK	cmyk(71.7%, 59.2%, 0%, 52.9%)
CIE-LAB	lab(23.31, 19.72, -42.48)
CIE-LCH	lch(23.31, 46.84, 294.90°)
OKLab	oklab(34.64% -0.0004 -0.1223)
OKLCH	oklch(34.64% 0.122 269.8)
XYZ	xyz(5.1470, 3.8923, 18.2457)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223178 #786922

analogous

#225C78 #223178 #3E2278

triadic

#223178 #782231 #317822

tetradic

#223178 #78225C #786922 #22783E

square

#223178 #78225C #786922 #22783E

split-complementary

#223178 #783E22 #5C7822

monochromatic

#070A19 #141E48 #223178 #3044A8 #4960CB

Accessibility & contrast

On white

11.81

#223178 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#223178 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223178

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223178	#FFFFFF	#000000	##FFFFFF
##223178	1.00	11.81	1.78	11.81
#FFFFFF	11.81	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C7A

Deuteranopia (green-blind)

#003477

Tritanopia (blue-blind)

#00424F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #223178;
/* rgb */ color: rgb(34, 49, 120);
/* oklch */ color: oklch(34.6% 0.122 269.8);

Tailwind

colors: {
  custom: {
    50: '#6968a0',
    500: '#223178',
    950: '#000000',
  },
}

SCSS

$custom: #223178;
$custom-light: #6968a0;
$custom-dark: #000000;

JSON

{
  "hex": "#223178",
  "rgb": {
    "r": 34,
    "g": 49,
    "b": 120
  },
  "hsl": {
    "h": 229.535,
    "s": 55.844,
    "l": 30.196
  },
  "oklch": {
    "l": 0.34643,
    "c": 0.12235,
    "h": 269.8
  },
  "luminance": 0.03893
}

Semantic roles & 50–950 ramp

primary

#223178

secondary

#AB9A4B

accent

#C549DF

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060F

muted

#7A7A7E

Preview Lab

Preview with #223178

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

Preview Lab → · Contrast checker → · Palette generator →