#223C72#223C72

#223C72 is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.6% C 0.098 H 263.1°. Best body text is #FFFFFF at 10.73:1 contrast (WCAG AA passes).

Color values

HEX	#223C72
RGB	rgb(34, 60, 114)
HSL	hsl(221, 54%, 29%)
HSV	hsv(221, 70%, 45%)
CMYK	cmyk(70.2%, 47.4%, 0%, 55.3%)
CIE-LAB	lab(26.12, 9.62, -34.14)
CIE-LCH	lch(26.12, 35.47, 285.74°)
OKLab	oklab(36.63% -0.0118 -0.0976)
OKLCH	oklch(36.63% 0.098 263.1)
XYZ	xyz(5.3117, 4.7862, 16.5602)
Luminance	0.0479 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223C72 #725822

analogous

#226472 #223C72 #302272

triadic

#223C72 #72223C #3C7222

tetradic

#223C72 #722264 #725822 #227230

square

#223C72 #722264 #725822 #227230

split-complementary

#223C72 #723022 #647222

monochromatic

#070C18 #142343 #223C72 #3055A1 #4671C8

Accessibility & contrast

On white

10.73

#223C72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#223C72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223C72

10.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223C72	#FFFFFF	#000000	##FFFFFF
##223C72	1.00	10.73	1.96	10.73
#FFFFFF	10.73	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#214274

Deuteranopia (green-blind)

#133A71

Tritanopia (blue-blind)

#004851

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #223c72;
/* rgb */ color: rgb(34, 60, 114);
/* oklch */ color: oklch(36.6% 0.098 263.1);

Tailwind

colors: {
  custom: {
    50: '#67719b',
    500: '#223c72',
    950: '#000000',
  },
}

SCSS

$custom: #223c72;
$custom-light: #67719b;
$custom-dark: #000000;

JSON

{
  "hex": "#223c72",
  "rgb": {
    "r": 34,
    "g": 60,
    "b": 114
  },
  "hsl": {
    "h": 220.5,
    "s": 54.054,
    "l": 29.02
  },
  "oklch": {
    "l": 0.36629,
    "c": 0.09836,
    "h": 263.1
  },
  "luminance": 0.04787
}

Semantic roles & 50–950 ramp

primary

#223C72

secondary

#A5884B

accent

#AE4ADD

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #223C72

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

Preview Lab → · Contrast checker → · Palette generator →