#223A91#223A91

#223A91 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.7% C 0.147 H 267.3°. Best body text is #FFFFFF at 10.09:1 contrast (WCAG AA passes).

Color values

HEX	#223A91
RGB	rgb(34, 58, 145)
HSL	hsl(227, 62%, 35%)
HSV	hsv(227, 77%, 57%)
CMYK	cmyk(76.6%, 60%, 0%, 43.1%)
CIE-LAB	lab(27.87, 23.26, -50.69)
CIE-LCH	lch(27.87, 55.77, 294.64°)
OKLab	oklab(38.7% -0.007 -0.1463)
OKLCH	oklch(38.7% 0.147 267.3)
XYZ	xyz(7.2818, 5.4097, 27.4430)
Luminance	0.0541 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223A91 #917922

analogous

#227191 #223A91 #412291

triadic

#223A91 #91223A #3A9122

tetradic

#223A91 #912271 #917922 #229141

square

#223A91 #912271 #917922 #229141

split-complementary

#223A91 #914122 #719122

monochromatic

#0B122E #16265F #223A91 #2E4EC3 #5672D7

Accessibility & contrast

On white

10.09

#223A91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#223A91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223A91

10.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223A91	#FFFFFF	#000000	##FFFFFF
##223A91	1.00	10.09	2.08	10.09
#FFFFFF	10.09	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004794

Deuteranopia (green-blind)

#003D8F

Tritanopia (blue-blind)

#00505F

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #223a91;
/* rgb */ color: rgb(34, 58, 145);
/* oklch */ color: oklch(38.7% 0.147 267.3);

Tailwind

colors: {
  custom: {
    50: '#6f6fb2',
    500: '#223a91',
    950: '#000000',
  },
}

SCSS

$custom: #223a91;
$custom-light: #6f6fb2;
$custom-dark: #000000;

JSON

{
  "hex": "#223a91",
  "rgb": {
    "r": 34,
    "g": 58,
    "b": 145
  },
  "hsl": {
    "h": 227.027,
    "s": 62.011,
    "l": 35.098
  },
  "oklch": {
    "l": 0.38698,
    "c": 0.14652,
    "h": 267.3
  },
  "luminance": 0.05411
}

Semantic roles & 50–950 ramp

primary

#223A91

secondary

#BBA553

accent

#C243E5

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #223A91

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

Preview Lab → · Contrast checker → · Palette generator →