#223B97#223B97

#223B97 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.4% C 0.154 H 267.2°. Best body text is #FFFFFF at 9.81:1 contrast (WCAG AA passes).

Color values

HEX	#223B97
RGB	rgb(34, 59, 151)
HSL	hsl(227, 63%, 36%)
HSV	hsv(227, 77%, 59%)
CMYK	cmyk(77.5%, 60.9%, 0%, 40.8%)
CIE-LAB	lab(28.65, 24.91, -53.11)
CIE-LCH	lch(28.65, 58.66, 295.13°)
OKLab	oklab(39.43% -0.0076 -0.1534)
OKLCH	oklch(39.43% 0.154 267.2)
XYZ	xyz(7.8076, 5.7015, 29.9612)
Luminance	0.0570 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223B97 #977E22

analogous

#227697 #223B97 #442297

triadic

#223B97 #97223B #3B9722

tetradic

#223B97 #972276 #977E22 #229744

square

#223B97 #972276 #977E22 #229744

split-complementary

#223B97 #974422 #769722

monochromatic

#0C1433 #172765 #223B97 #2D4FC9 #5A75DA

Accessibility & contrast

On white

9.81

#223B97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#223B97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223B97

9.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223B97	#FFFFFF	#000000	##FFFFFF
##223B97	1.00	9.81	2.14	9.81
#FFFFFF	9.81	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00499A

Deuteranopia (green-blind)

#003E95

Tritanopia (blue-blind)

#005263

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #223b97;
/* rgb */ color: rgb(34, 59, 151);
/* oklch */ color: oklch(39.4% 0.154 267.2);

Tailwind

colors: {
  custom: {
    50: '#7070b6',
    500: '#223b97',
    950: '#000000',
  },
}

SCSS

$custom: #223b97;
$custom-light: #7070b6;
$custom-dark: #000000;

JSON

{
  "hex": "#223b97",
  "rgb": {
    "r": 34,
    "g": 59,
    "b": 151
  },
  "hsl": {
    "h": 227.179,
    "s": 63.243,
    "l": 36.275
  },
  "oklch": {
    "l": 0.39434,
    "c": 0.15361,
    "h": 267.2
  },
  "luminance": 0.05702
}

Semantic roles & 50–950 ramp

primary

#223B97

secondary

#BEA857

accent

#C342E6

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #223B97

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

Preview Lab → · Contrast checker → · Palette generator →