#223E73#223E73

#223E73 is a dark, moderate blue. Relative luminance 0.050; OKLCH L 37.2% C 0.097 H 261.9°. Best body text is #FFFFFF at 10.48:1 contrast (WCAG AA passes).

Color values

HEX	#223E73
RGB	rgb(34, 62, 115)
HSL	hsl(219, 54%, 29%)
HSV	hsv(219, 70%, 45%)
CMYK	cmyk(70.4%, 46.1%, 0%, 54.9%)
CIE-LAB	lab(26.80, 8.63, -33.69)
CIE-LCH	lch(26.80, 34.77, 284.37°)
OKLab	oklab(37.18% -0.0138 -0.0963)
OKLCH	oklch(37.18% 0.097 261.9)
XYZ	xyz(5.4757, 5.0226, 16.8972)
Luminance	0.0502 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223E73 #735722

analogous

#226773 #223E73 #2F2273

triadic

#223E73 #73223E #3E7322

tetradic

#223E73 #732267 #735722 #22732F

square

#223E73 #732267 #735722 #22732F

split-complementary

#223E73 #732F22 #677322

monochromatic

#070D18 #142544 #223E73 #3057A2 #4774C9

Accessibility & contrast

On white

10.48

#223E73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#223E73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223E73

10.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223E73	#FFFFFF	#000000	##FFFFFF
##223E73	1.00	10.48	2.00	10.48
#FFFFFF	10.48	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#244375

Deuteranopia (green-blind)

#163C72

Tritanopia (blue-blind)

#004A53

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #223e73;
/* rgb */ color: rgb(34, 62, 115);
/* oklch */ color: oklch(37.2% 0.097 261.9);

Tailwind

colors: {
  custom: {
    50: '#67729c',
    500: '#223e73',
    950: '#000000',
  },
}

SCSS

$custom: #223e73;
$custom-light: #67729c;
$custom-dark: #000000;

JSON

{
  "hex": "#223e73",
  "rgb": {
    "r": 34,
    "g": 62,
    "b": 115
  },
  "hsl": {
    "h": 219.259,
    "s": 54.362,
    "l": 29.216
  },
  "oklch": {
    "l": 0.37175,
    "c": 0.09724,
    "h": 261.9
  },
  "luminance": 0.05023
}

Semantic roles & 50–950 ramp

primary

#223E73

secondary

#A6874B

accent

#AB4ADE

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #223E73

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

Preview Lab → · Contrast checker → · Palette generator →