#223E75#223E75

#223E75 is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.3% C 0.100 H 262.3°. Best body text is #FFFFFF at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#223E75
RGB	rgb(34, 62, 117)
HSL	hsl(220, 55%, 30%)
HSV	hsv(220, 71%, 46%)
CMYK	cmyk(70.9%, 47%, 0%, 54.1%)
CIE-LAB	lab(26.93, 9.42, -34.74)
CIE-LCH	lch(26.93, 36.00, 285.17°)
OKLab	oklab(37.32% -0.0134 -0.0994)
OKLCH	oklch(37.32% 0.1 262.3)
XYZ	xyz(5.5921, 5.0691, 17.5099)
Luminance	0.0507 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223E75 #755922

analogous

#226875 #223E75 #302275

triadic

#223E75 #75223E #3E7522

tetradic

#223E75 #752268 #755922 #227530

square

#223E75 #752268 #755922 #227530

split-complementary

#223E75 #753022 #687522

monochromatic

#070D18 #142546 #223E75 #3057A4 #4874CA

Accessibility & contrast

On white

10.43

#223E75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#223E75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223E75

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223E75	#FFFFFF	#000000	##FFFFFF
##223E75	1.00	10.43	2.01	10.43
#FFFFFF	10.43	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234477

Deuteranopia (green-blind)

#143C74

Tritanopia (blue-blind)

#004B53

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #223e75;
/* rgb */ color: rgb(34, 62, 117);
/* oklch */ color: oklch(37.3% 0.100 262.3);

Tailwind

colors: {
  custom: {
    50: '#68729d',
    500: '#223e75',
    950: '#000000',
  },
}

SCSS

$custom: #223e75;
$custom-light: #68729d;
$custom-dark: #000000;

JSON

{
  "hex": "#223e75",
  "rgb": {
    "r": 34,
    "g": 62,
    "b": 117
  },
  "hsl": {
    "h": 219.759,
    "s": 54.967,
    "l": 29.608
  },
  "oklch": {
    "l": 0.37319,
    "c": 0.10026,
    "h": 262.3
  },
  "luminance": 0.0507
}

Semantic roles & 50–950 ramp

primary

#223E75

secondary

#A8894B

accent

#AC49DE

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #223E75

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

Preview Lab → · Contrast checker → · Palette generator →