#223B82#223B82

#223B82 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.6% C 0.124 H 266.0°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#223B82
RGB	rgb(34, 59, 130)
HSL	hsl(224, 59%, 32%)
HSV	hsv(224, 74%, 51%)
CMYK	cmyk(73.8%, 54.6%, 0%, 49%)
CIE-LAB	lab(26.96, 16.66, -42.87)
CIE-LCH	lch(26.96, 46.00, 291.24°)
OKLab	oklab(37.64% -0.0086 -0.1233)
OKLCH	oklch(37.64% 0.124 266)
XYZ	xyz(6.2515, 5.0791, 21.7657)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223B82 #826922

analogous

#226B82 #223B82 #392282

triadic

#223B82 #82223B #3B8222

tetradic

#223B82 #82226B #826922 #228239

square

#223B82 #82226B #826922 #228239

split-complementary

#223B82 #823922 #6B8222

monochromatic

#090F21 #152551 #223B82 #2F51B3 #4E70D1

Accessibility & contrast

On white

10.42

#223B82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#223B82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223B82

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223B82	#FFFFFF	#000000	##FFFFFF
##223B82	1.00	10.42	2.02	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#094485

Deuteranopia (green-blind)

#003C81

Tritanopia (blue-blind)

#004C58

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #223b82;
/* rgb */ color: rgb(34, 59, 130);
/* oklch */ color: oklch(37.6% 0.124 266.0);

Tailwind

colors: {
  custom: {
    50: '#6b70a7',
    500: '#223b82',
    950: '#000000',
  },
}

SCSS

$custom: #223b82;
$custom-light: #6b70a7;
$custom-dark: #000000;

JSON

{
  "hex": "#223b82",
  "rgb": {
    "r": 34,
    "g": 59,
    "b": 130
  },
  "hsl": {
    "h": 224.375,
    "s": 58.537,
    "l": 32.157
  },
  "oklch": {
    "l": 0.37636,
    "c": 0.12364,
    "h": 266
  },
  "luminance": 0.0508
}

Semantic roles & 50–950 ramp

primary

#223B82

secondary

#B4994C

accent

#B946E2

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #223B82

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

Preview Lab → · Contrast checker → · Palette generator →