#223D82#223D82

#223D82 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.1% C 0.121 H 265.0°. Best body text is #FFFFFF at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#223D82
RGB	rgb(34, 61, 130)
HSL	hsl(223, 59%, 32%)
HSV	hsv(223, 74%, 51%)
CMYK	cmyk(73.8%, 53.1%, 0%, 49%)
CIE-LAB	lab(27.54, 15.27, -41.93)
CIE-LCH	lch(27.54, 44.63, 290.01°)
OKLab	oklab(38.08% -0.0104 -0.1205)
OKLCH	oklch(38.08% 0.121 265)
XYZ	xyz(6.3563, 5.2886, 21.8006)
Luminance	0.0529 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223D82 #826722

analogous

#226D82 #223D82 #372282

triadic

#223D82 #82223D #3D8222

tetradic

#223D82 #82226D #826722 #228237

square

#223D82 #82226D #826722 #228237

split-complementary

#223D82 #823722 #6D8222

monochromatic

#090F21 #152651 #223D82 #2F54B3 #4E73D1

Accessibility & contrast

On white

10.21

#223D82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#223D82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223D82

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223D82	#FFFFFF	#000000	##FFFFFF
##223D82	1.00	10.21	2.06	10.21
#FFFFFF	10.21	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#114684

Deuteranopia (green-blind)

#003D81

Tritanopia (blue-blind)

#004D59

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #223d82;
/* rgb */ color: rgb(34, 61, 130);
/* oklch */ color: oklch(38.1% 0.121 265.0);

Tailwind

colors: {
  custom: {
    50: '#6b72a7',
    500: '#223d82',
    950: '#000000',
  },
}

SCSS

$custom: #223d82;
$custom-light: #6b72a7;
$custom-dark: #000000;

JSON

{
  "hex": "#223d82",
  "rgb": {
    "r": 34,
    "g": 61,
    "b": 130
  },
  "hsl": {
    "h": 223.125,
    "s": 58.537,
    "l": 32.157
  },
  "oklch": {
    "l": 0.38078,
    "c": 0.12098,
    "h": 265
  },
  "luminance": 0.05289
}

Semantic roles & 50–950 ramp

primary

#223D82

secondary

#B4974C

accent

#B646E2

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #223D82

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

Preview Lab → · Contrast checker → · Palette generator →