#223D89#223D89

#223D89 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 38.6% C 0.131 H 265.7°. Best body text is #FFFFFF at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#223D89
RGB	rgb(34, 61, 137)
HSL	hsl(224, 60%, 34%)
HSV	hsv(224, 75%, 54%)
CMYK	cmyk(75.2%, 55.5%, 0%, 46.3%)
CIE-LAB	lab(28.07, 18.04, -45.43)
CIE-LCH	lch(28.07, 48.89, 291.66°)
OKLab	oklab(38.65% -0.0098 -0.1308)
OKLCH	oklch(38.65% 0.131 265.7)
XYZ	xyz(6.8422, 5.4830, 24.3598)
Luminance	0.0548 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223D89 #896E22

analogous

#227089 #223D89 #3A2289

triadic

#223D89 #89223D #3D8922

tetradic

#223D89 #892270 #896E22 #22893A

square

#223D89 #892270 #896E22 #22893A

split-complementary

#223D89 #893A22 #708922

monochromatic

#0A1127 #162758 #223D89 #2E53BA #5174D4

Accessibility & contrast

On white

10.02

#223D89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#223D89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223D89

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223D89	#FFFFFF	#000000	##FFFFFF
##223D89	1.00	10.02	2.10	10.02
#FFFFFF	10.02	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#01478C

Deuteranopia (green-blind)

#003E87

Tritanopia (blue-blind)

#004F5D

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #223d89;
/* rgb */ color: rgb(34, 61, 137);
/* oklch */ color: oklch(38.6% 0.131 265.7);

Tailwind

colors: {
  custom: {
    50: '#6c72ac',
    500: '#223d89',
    950: '#000000',
  },
}

SCSS

$custom: #223d89;
$custom-light: #6c72ac;
$custom-dark: #000000;

JSON

{
  "hex": "#223d89",
  "rgb": {
    "r": 34,
    "g": 61,
    "b": 137
  },
  "hsl": {
    "h": 224.272,
    "s": 60.234,
    "l": 33.529
  },
  "oklch": {
    "l": 0.38645,
    "c": 0.1312,
    "h": 265.7
  },
  "luminance": 0.05484
}

Semantic roles & 50–950 ramp

primary

#223D89

secondary

#B89C4F

accent

#BA44E3

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #223D89

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

Preview Lab → · Contrast checker → · Palette generator →