#223499#223499

#223499 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.3% C 0.165 H 268.9°. Best body text is #FFFFFF at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#223499
RGB	rgb(34, 52, 153)
HSL	hsl(231, 64%, 37%)
HSV	hsv(231, 78%, 60%)
CMYK	cmyk(77.8%, 66%, 0%, 40%)
CIE-LAB	lab(27.00, 30.38, -57.02)
CIE-LCH	lch(27.00, 64.61, 298.05°)
OKLab	oklab(38.27% -0.0031 -0.165)
OKLCH	oklch(38.27% 0.165 268.9)
XYZ	xyz(7.6355, 5.0951, 30.7119)
Luminance	0.0510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223499 #998722

analogous

#227099 #223499 #4C2299

triadic

#223499 #992234 #349922

tetradic

#223499 #992270 #998722 #22994C

square

#223499 #992270 #998722 #22994C

split-complementary

#223499 #994C22 #709922

monochromatic

#0C1235 #172367 #223499 #2D45CB #5B6EDB

Accessibility & contrast

On white

10.40

#223499 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#223499 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223499

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223499	#FFFFFF	#000000	##FFFFFF
##223499	1.00	10.40	2.02	10.40
#FFFFFF	10.40	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00469C

Deuteranopia (green-blind)

#003A97

Tritanopia (blue-blind)

#004F61

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #223499;
/* rgb */ color: rgb(34, 52, 153);
/* oklch */ color: oklch(38.3% 0.165 268.9);

Tailwind

colors: {
  custom: {
    50: '#716bb8',
    500: '#223499',
    950: '#000000',
  },
}

SCSS

$custom: #223499;
$custom-light: #716bb8;
$custom-dark: #000000;

JSON

{
  "hex": "#223499",
  "rgb": {
    "r": 34,
    "g": 52,
    "b": 153
  },
  "hsl": {
    "h": 230.924,
    "s": 63.636,
    "l": 36.667
  },
  "oklch": {
    "l": 0.38274,
    "c": 0.16498,
    "h": 268.9
  },
  "luminance": 0.05096
}

Semantic roles & 50–950 ramp

primary

#223499

secondary

#BFAF58

accent

#CE41E7

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #223499

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

Preview Lab → · Contrast checker → · Palette generator →