#223A87#223A87

#223A87 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.8% C 0.132 H 266.8°. Best body text is #FFFFFF at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#223A87
RGB	rgb(34, 58, 135)
HSL	hsl(226, 60%, 33%)
HSV	hsv(226, 75%, 53%)
CMYK	cmyk(74.8%, 57%, 0%, 47.1%)
CIE-LAB	lab(27.06, 19.33, -45.83)
CIE-LCH	lch(27.06, 49.74, 292.87°)
OKLab	oklab(37.83% -0.0074 -0.132)
OKLCH	oklch(37.83% 0.132 266.8)
XYZ	xyz(6.5444, 5.1148, 23.5593)
Luminance	0.0512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223A87 #876F22

analogous

#226C87 #223A87 #3D2287

triadic

#223A87 #87223A #3A8722

tetradic

#223A87 #87226C #876F22 #22873D

square

#223A87 #87226C #876F22 #22873D

split-complementary

#223A87 #873D22 #6C8722

monochromatic

#091025 #162556 #223A87 #2E4FB8 #506FD3

Accessibility & contrast

On white

10.38

#223A87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#223A87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223A87

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223A87	#FFFFFF	#000000	##FFFFFF
##223A87	1.00	10.38	2.02	10.38
#FFFFFF	10.38	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458A

Deuteranopia (green-blind)

#003B85

Tritanopia (blue-blind)

#004D5A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #223a87;
/* rgb */ color: rgb(34, 58, 135);
/* oklch */ color: oklch(37.8% 0.132 266.8);

Tailwind

colors: {
  custom: {
    50: '#6c6fab',
    500: '#223a87',
    950: '#000000',
  },
}

SCSS

$custom: #223a87;
$custom-light: #6c6fab;
$custom-dark: #000000;

JSON

{
  "hex": "#223a87",
  "rgb": {
    "r": 34,
    "g": 58,
    "b": 135
  },
  "hsl": {
    "h": 225.743,
    "s": 59.763,
    "l": 33.137
  },
  "oklch": {
    "l": 0.37834,
    "c": 0.13226,
    "h": 266.8
  },
  "luminance": 0.05115
}

Semantic roles & 50–950 ramp

primary

#223A87

secondary

#B79E4E

accent

#BD45E3

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #223A87

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

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