#223789#223789

#223789 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.4% C 0.139 H 268.0°. Best body text is #FFFFFF at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#223789
RGB	rgb(34, 55, 137)
HSL	hsl(228, 60%, 34%)
HSV	hsv(228, 75%, 54%)
CMYK	cmyk(75.2%, 59.9%, 0%, 46.3%)
CIE-LAB	lab(26.38, 22.20, -48.17)
CIE-LCH	lch(26.38, 53.04, 294.74°)
OKLab	oklab(37.38% -0.0049 -0.139)
OKLCH	oklch(37.38% 0.139 268)
XYZ	xyz(6.5397, 4.8779, 24.2589)
Luminance	0.0488 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223789 #897422

analogous

#226A89 #223789 #402289

triadic

#223789 #892237 #378922

tetradic

#223789 #89226A #897422 #228940

square

#223789 #89226A #897422 #228940

split-complementary

#223789 #894022 #6A8922

monochromatic

#0A1027 #162358 #223789 #2E4BBA #516CD4

Accessibility & contrast

On white

10.63

#223789 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#223789 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223789

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223789	#FFFFFF	#000000	##FFFFFF
##223789	1.00	10.63	1.98	10.63
#FFFFFF	10.63	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438C

Deuteranopia (green-blind)

#003A87

Tritanopia (blue-blind)

#004B5A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #223789;
/* rgb */ color: rgb(34, 55, 137);
/* oklch */ color: oklch(37.4% 0.139 268.0);

Tailwind

colors: {
  custom: {
    50: '#6d6dac',
    500: '#223789',
    950: '#000000',
  },
}

SCSS

$custom: #223789;
$custom-light: #6d6dac;
$custom-dark: #000000;

JSON

{
  "hex": "#223789",
  "rgb": {
    "r": 34,
    "g": 55,
    "b": 137
  },
  "hsl": {
    "h": 227.767,
    "s": 60.234,
    "l": 33.529
  },
  "oklch": {
    "l": 0.37379,
    "c": 0.13907,
    "h": 268
  },
  "luminance": 0.04879
}

Semantic roles & 50–950 ramp

primary

#223789

secondary

#B8A24F

accent

#C344E3

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #223789

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

Preview Lab → · Contrast checker → · Palette generator →