#223E88#223E88

#223E88 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 38.8% C 0.128 H 265.2°. Best body text is #FFFFFF at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#223E88
RGB	rgb(34, 62, 136)
HSL	hsl(224, 60%, 33%)
HSV	hsv(224, 75%, 53%)
CMYK	cmyk(75%, 54.4%, 0%, 46.7%)
CIE-LAB	lab(28.28, 16.96, -44.47)
CIE-LCH	lch(28.28, 47.59, 290.87°)
OKLab	oklab(38.78% -0.0107 -0.128)
OKLCH	oklch(38.78% 0.128 265.2)
XYZ	xyz(6.8247, 5.5622, 24.0017)
Luminance	0.0556 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223E88 #886C22

analogous

#227188 #223E88 #392288

triadic

#223E88 #88223E #3E8822

tetradic

#223E88 #882271 #886C22 #228839

square

#223E88 #882271 #886C22 #228839

split-complementary

#223E88 #883922 #718822

monochromatic

#0A1126 #162857 #223E88 #2E54B9 #5175D3

Accessibility & contrast

On white

9.94

#223E88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#223E88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223E88

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223E88	#FFFFFF	#000000	##FFFFFF
##223E88	1.00	9.94	2.11	9.94
#FFFFFF	9.94	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#09488B

Deuteranopia (green-blind)

#003E87

Tritanopia (blue-blind)

#00505C

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #223e88;
/* rgb */ color: rgb(34, 62, 136);
/* oklch */ color: oklch(38.8% 0.128 265.2);

Tailwind

colors: {
  custom: {
    50: '#6c72ab',
    500: '#223e88',
    950: '#000000',
  },
}

SCSS

$custom: #223e88;
$custom-light: #6c72ab;
$custom-dark: #000000;

JSON

{
  "hex": "#223e88",
  "rgb": {
    "r": 34,
    "g": 62,
    "b": 136
  },
  "hsl": {
    "h": 223.529,
    "s": 60,
    "l": 33.333
  },
  "oklch": {
    "l": 0.3878,
    "c": 0.12844,
    "h": 265.2
  },
  "luminance": 0.05563
}

Semantic roles & 50–950 ramp

primary

#223E88

secondary

#B79A4F

accent

#B845E3

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080810

muted

#7A7B7F

Preview Lab

Preview with #223E88

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

Preview Lab → · Contrast checker → · Palette generator →