#223B89#223B89

#223B89 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.2% C 0.134 H 266.5°. Best body text is #FFFFFF at 10.22:1 contrast (WCAG AA passes).

Color values

HEX	#223B89
RGB	rgb(34, 59, 137)
HSL	hsl(225, 60%, 34%)
HSV	hsv(225, 75%, 54%)
CMYK	cmyk(75.2%, 56.9%, 0%, 46.3%)
CIE-LAB	lab(27.50, 19.43, -46.36)
CIE-LCH	lch(27.50, 50.26, 292.74°)
OKLab	oklab(38.22% -0.0081 -0.1336)
OKLCH	oklch(38.22% 0.134 266.5)
XYZ	xyz(6.7374, 5.2734, 24.3249)
Luminance	0.0527 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223B89 #897022

analogous

#226E89 #223B89 #3C2289

triadic

#223B89 #89223B #3B8922

tetradic

#223B89 #89226E #897022 #22893C

square

#223B89 #89226E #897022 #22893C

split-complementary

#223B89 #893C22 #6E8922

monochromatic

#0A1127 #162658 #223B89 #2E50BA #5171D4

Accessibility & contrast

On white

10.22

#223B89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#223B89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223B89

10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223B89	#FFFFFF	#000000	##FFFFFF
##223B89	1.00	10.22	2.05	10.22
#FFFFFF	10.22	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00468C

Deuteranopia (green-blind)

#003C87

Tritanopia (blue-blind)

#004E5C

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #223b89;
/* rgb */ color: rgb(34, 59, 137);
/* oklch */ color: oklch(38.2% 0.134 266.5);

Tailwind

colors: {
  custom: {
    50: '#6c70ac',
    500: '#223b89',
    950: '#000000',
  },
}

SCSS

$custom: #223b89;
$custom-light: #6c70ac;
$custom-dark: #000000;

JSON

{
  "hex": "#223b89",
  "rgb": {
    "r": 34,
    "g": 59,
    "b": 137
  },
  "hsl": {
    "h": 225.437,
    "s": 60.234,
    "l": 33.529
  },
  "oklch": {
    "l": 0.38216,
    "c": 0.13383,
    "h": 266.5
  },
  "luminance": 0.05274
}

Semantic roles & 50–950 ramp

primary

#223B89

secondary

#B89E4F

accent

#BD44E3

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #223B89

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

Preview Lab → · Contrast checker → · Palette generator →