#223C77#223C77

#223C77 is a dark, moderate blue. Relative luminance 0.049; OKLCH L 37.0% C 0.106 H 264.0°. Best body text is #FFFFFF at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#223C77
RGB	rgb(34, 60, 119)
HSL	hsl(222, 56%, 30%)
HSV	hsv(222, 71%, 47%)
CMYK	cmyk(71.4%, 49.6%, 0%, 53.3%)
CIE-LAB	lab(26.46, 11.60, -36.77)
CIE-LCH	lch(26.46, 38.56, 287.52°)
OKLab	oklab(37% -0.011 -0.1054)
OKLCH	oklch(37% 0.106 264)
XYZ	xyz(5.6041, 4.9031, 18.1002)
Luminance	0.0490 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223C77 #775D22

analogous

#226777 #223C77 #322277

triadic

#223C77 #77223C #3C7722

tetradic

#223C77 #772267 #775D22 #227732

square

#223C77 #772267 #775D22 #227732

split-complementary

#223C77 #773222 #677722

monochromatic

#070C18 #142447 #223C77 #3054A7 #4970CB

Accessibility & contrast

On white

10.60

#223C77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#223C77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223C77

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223C77	#FFFFFF	#000000	##FFFFFF
##223C77	1.00	10.60	1.98	10.60
#FFFFFF	10.60	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D4379

Deuteranopia (green-blind)

#093B76

Tritanopia (blue-blind)

#004A53

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #223c77;
/* rgb */ color: rgb(34, 60, 119);
/* oklch */ color: oklch(37.0% 0.106 264.0);

Tailwind

colors: {
  custom: {
    50: '#68719f',
    500: '#223c77',
    950: '#000000',
  },
}

SCSS

$custom: #223c77;
$custom-light: #68719f;
$custom-dark: #000000;

JSON

{
  "hex": "#223c77",
  "rgb": {
    "r": 34,
    "g": 60,
    "b": 119
  },
  "hsl": {
    "h": 221.647,
    "s": 55.556,
    "l": 30
  },
  "oklch": {
    "l": 0.37,
    "c": 0.10593,
    "h": 264
  },
  "luminance": 0.04904
}

Semantic roles & 50–950 ramp

primary

#223C77

secondary

#AA8D4B

accent

#B149DF

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #223C77

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

Preview Lab → · Contrast checker → · Palette generator →