#223F85#223F85

#223F85 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 38.8% C 0.123 H 264.4°. Best body text is #FFFFFF at 9.92:1 contrast (WCAG AA passes).

Color values

HEX	#223F85
RGB	rgb(34, 63, 133)
HSL	hsl(222, 59%, 33%)
HSV	hsv(222, 74%, 52%)
CMYK	cmyk(74.4%, 52.6%, 0%, 47.8%)
CIE-LAB	lab(28.35, 15.08, -42.50)
CIE-LCH	lch(28.35, 45.09, 289.53°)
OKLab	oklab(38.76% -0.0119 -0.1222)
OKLCH	oklch(38.76% 0.123 264.4)
XYZ	xyz(6.6693, 5.5878, 22.9128)
Luminance	0.0559 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223F85 #856822

analogous

#227085 #223F85 #362285

triadic

#223F85 #85223F #3F8522

tetradic

#223F85 #852270 #856822 #228536

square

#223F85 #852270 #856822 #228536

split-complementary

#223F85 #853622 #708522

monochromatic

#091124 #162854 #223F85 #2E56B6 #4F76D2

Accessibility & contrast

On white

9.92

#223F85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#223F85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223F85

9.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223F85	#FFFFFF	#000000	##FFFFFF
##223F85	1.00	9.92	2.12	9.92
#FFFFFF	9.92	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#134888

Deuteranopia (green-blind)

#003F84

Tritanopia (blue-blind)

#00505B

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #223f85;
/* rgb */ color: rgb(34, 63, 133);
/* oklch */ color: oklch(38.8% 0.123 264.4);

Tailwind

colors: {
  custom: {
    50: '#6b73a9',
    500: '#223f85',
    950: '#000000',
  },
}

SCSS

$custom: #223f85;
$custom-light: #6b73a9;
$custom-dark: #000000;

JSON

{
  "hex": "#223f85",
  "rgb": {
    "r": 34,
    "g": 63,
    "b": 133
  },
  "hsl": {
    "h": 222.424,
    "s": 59.281,
    "l": 32.745
  },
  "oklch": {
    "l": 0.38761,
    "c": 0.12275,
    "h": 264.4
  },
  "luminance": 0.05589
}

Semantic roles & 50–950 ramp

primary

#223F85

secondary

#B6974D

accent

#B445E2

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080810

muted

#7A7B7F

Preview Lab

Preview with #223F85

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

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