#223E83#223E83

#223E83 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.4% C 0.121 H 264.7°. Best body text is #FFFFFF at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#223E83
RGB	rgb(34, 62, 131)
HSL	hsl(223, 59%, 32%)
HSV	hsv(223, 74%, 51%)
CMYK	cmyk(74%, 52.7%, 0%, 48.6%)
CIE-LAB	lab(27.91, 14.97, -41.96)
CIE-LCH	lch(27.91, 44.56, 289.64°)
OKLab	oklab(38.38% -0.0112 -0.1206)
OKLCH	oklch(38.38% 0.121 264.7)
XYZ	xyz(6.4776, 5.4233, 22.1738)
Luminance	0.0542 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223E83 #836722

analogous

#226F83 #223E83 #362283

triadic

#223E83 #83223E #3E8322

tetradic

#223E83 #83226F #836722 #228336

square

#223E83 #83226F #836722 #228336

split-complementary

#223E83 #833622 #6F8322

monochromatic

#091022 #152752 #223E83 #2F55B4 #4E74D1

Accessibility & contrast

On white

10.07

#223E83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#223E83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223E83

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223E83	#FFFFFF	#000000	##FFFFFF
##223E83	1.00	10.07	2.08	10.07
#FFFFFF	10.07	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#134785

Deuteranopia (green-blind)

#003E82

Tritanopia (blue-blind)

#004E5A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #223e83;
/* rgb */ color: rgb(34, 62, 131);
/* oklch */ color: oklch(38.4% 0.121 264.7);

Tailwind

colors: {
  custom: {
    50: '#6b72a8',
    500: '#223e83',
    950: '#000000',
  },
}

SCSS

$custom: #223e83;
$custom-light: #6b72a8;
$custom-dark: #000000;

JSON

{
  "hex": "#223e83",
  "rgb": {
    "r": 34,
    "g": 62,
    "b": 131
  },
  "hsl": {
    "h": 222.68,
    "s": 58.788,
    "l": 32.353
  },
  "oklch": {
    "l": 0.3838,
    "c": 0.12113,
    "h": 264.7
  },
  "luminance": 0.05424
}

Semantic roles & 50–950 ramp

primary

#223E83

secondary

#B4964C

accent

#B546E2

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #223E83

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

Preview Lab → · Contrast checker → · Palette generator →