#223699#223699

#223699 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.6% C 0.163 H 268.5°. Best body text is #FFFFFF at 10.22:1 contrast (WCAG AA passes).

Color values

HEX	#223699
RGB	rgb(34, 54, 153)
HSL	hsl(230, 64%, 37%)
HSV	hsv(230, 78%, 60%)
CMYK	cmyk(77.8%, 64.7%, 0%, 40%)
CIE-LAB	lab(27.51, 29.05, -56.19)
CIE-LCH	lch(27.51, 63.25, 297.34°)
OKLab	oklab(38.65% -0.0043 -0.1625)
OKLCH	oklch(38.65% 0.163 268.5)
XYZ	xyz(7.7266, 5.2775, 30.7423)
Luminance	0.0528 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223699 #998522

analogous

#227299 #223699 #4A2299

triadic

#223699 #992236 #369922

tetradic

#223699 #992272 #998522 #22994A

square

#223699 #992272 #998522 #22994A

split-complementary

#223699 #994A22 #729922

monochromatic

#0C1335 #172467 #223699 #2D48CB #5B70DB

Accessibility & contrast

On white

10.22

#223699 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#223699 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223699

10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223699	#FFFFFF	#000000	##FFFFFF
##223699	1.00	10.22	2.06	10.22
#FFFFFF	10.22	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479C

Deuteranopia (green-blind)

#003B97

Tritanopia (blue-blind)

#005062

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #223699;
/* rgb */ color: rgb(34, 54, 153);
/* oklch */ color: oklch(38.6% 0.163 268.5);

Tailwind

colors: {
  custom: {
    50: '#716db8',
    500: '#223699',
    950: '#000000',
  },
}

SCSS

$custom: #223699;
$custom-light: #716db8;
$custom-dark: #000000;

JSON

{
  "hex": "#223699",
  "rgb": {
    "r": 34,
    "g": 54,
    "b": 153
  },
  "hsl": {
    "h": 229.916,
    "s": 63.636,
    "l": 36.667
  },
  "oklch": {
    "l": 0.38647,
    "c": 0.16257,
    "h": 268.5
  },
  "luminance": 0.05278
}

Semantic roles & 50–950 ramp

primary

#223699

secondary

#BFAE58

accent

#CB41E7

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #223699

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

Preview Lab → · Contrast checker → · Palette generator →