#223F97#223F97

#223F97 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.2% C 0.149 H 266.0°. Best body text is #FFFFFF at 9.43:1 contrast (WCAG AA passes).

Color values

HEX	#223F97
RGB	rgb(34, 63, 151)
HSL	hsl(225, 63%, 36%)
HSV	hsv(225, 77%, 59%)
CMYK	cmyk(77.5%, 58.3%, 0%, 40.8%)
CIE-LAB	lab(29.73, 22.18, -51.34)
CIE-LCH	lch(29.73, 55.92, 293.37°)
OKLab	oklab(40.25% -0.0104 -0.1482)
OKLCH	oklch(40.25% 0.149 266)
XYZ	xyz(8.0211, 6.1286, 30.0323)
Luminance	0.0613 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223F97 #977A22

analogous

#227A97 #223F97 #402297

triadic

#223F97 #97223F #3F9722

tetradic

#223F97 #97227A #977A22 #229740

square

#223F97 #97227A #977A22 #229740

split-complementary

#223F97 #974022 #7A9722

monochromatic

#0C1533 #172A65 #223F97 #2D54C9 #5A79DA

Accessibility & contrast

On white

9.43

#223F97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#223F97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223F97

9.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223F97	#FFFFFF	#000000	##FFFFFF
##223F97	1.00	9.43	2.23	9.43
#FFFFFF	9.43	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9A

Deuteranopia (green-blind)

#004195

Tritanopia (blue-blind)

#005564

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #223f97;
/* rgb */ color: rgb(34, 63, 151);
/* oklch */ color: oklch(40.2% 0.149 266.0);

Tailwind

colors: {
  custom: {
    50: '#7073b6',
    500: '#223f97',
    950: '#000000',
  },
}

SCSS

$custom: #223f97;
$custom-light: #7073b6;
$custom-dark: #000000;

JSON

{
  "hex": "#223f97",
  "rgb": {
    "r": 34,
    "g": 63,
    "b": 151
  },
  "hsl": {
    "h": 225.128,
    "s": 63.243,
    "l": 36.275
  },
  "oklch": {
    "l": 0.40247,
    "c": 0.14853,
    "h": 266
  },
  "luminance": 0.06129
}

Semantic roles & 50–950 ramp

primary

#223F97

secondary

#BEA457

accent

#BD42E6

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #223F97

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

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