#223C80#223C80

#223C80 is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.7% C 0.119 H 265.3°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#223C80
RGB	rgb(34, 60, 128)
HSL	hsl(223, 58%, 32%)
HSV	hsv(223, 73%, 50%)
CMYK	cmyk(73.4%, 53.1%, 0%, 49.8%)
CIE-LAB	lab(27.10, 15.17, -41.39)
CIE-LCH	lch(27.10, 44.09, 290.13°)
OKLab	oklab(37.7% -0.0098 -0.119)
OKLCH	oklch(37.7% 0.119 265.3)
XYZ	xyz(6.1705, 5.1297, 21.0828)
Luminance	0.0513 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223C80 #806622

analogous

#226B80 #223C80 #372280

triadic

#223C80 #80223C #3C8022

tetradic

#223C80 #80226B #806622 #228037

square

#223C80 #80226B #806622 #228037

split-complementary

#223C80 #803722 #6B8022

monochromatic

#080F1F #152550 #223C80 #2F53B0 #4D71D0

Accessibility & contrast

On white

10.37

#223C80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#223C80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223C80

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223C80	#FFFFFF	#000000	##FFFFFF
##223C80	1.00	10.37	2.03	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#114582

Deuteranopia (green-blind)

#003C7F

Tritanopia (blue-blind)

#004C58

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #223c80;
/* rgb */ color: rgb(34, 60, 128);
/* oklch */ color: oklch(37.7% 0.119 265.3);

Tailwind

colors: {
  custom: {
    50: '#6a71a5',
    500: '#223c80',
    950: '#000000',
  },
}

SCSS

$custom: #223c80;
$custom-light: #6a71a5;
$custom-dark: #000000;

JSON

{
  "hex": "#223c80",
  "rgb": {
    "r": 34,
    "g": 60,
    "b": 128
  },
  "hsl": {
    "h": 223.404,
    "s": 58.025,
    "l": 31.765
  },
  "oklch": {
    "l": 0.37697,
    "c": 0.11937,
    "h": 265.3
  },
  "luminance": 0.0513
}

Semantic roles & 50–950 ramp

primary

#223C80

secondary

#B2964B

accent

#B647E1

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #223C80

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

Preview Lab → · Contrast checker → · Palette generator →