#223A88#223A88

#223A88 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.9% C 0.134 H 266.9°. Best body text is #FFFFFF at 10.35:1 contrast (WCAG AA passes).

Color values

HEX	#223A88
RGB	rgb(34, 58, 136)
HSL	hsl(226, 60%, 33%)
HSV	hsv(226, 75%, 53%)
CMYK	cmyk(75%, 57.4%, 0%, 46.7%)
CIE-LAB	lab(27.14, 19.73, -46.32)
CIE-LCH	lch(27.14, 50.35, 293.07°)
OKLab	oklab(37.92% -0.0073 -0.1335)
OKLCH	oklch(37.92% 0.134 266.9)
XYZ	xyz(6.6151, 5.1431, 23.9319)
Luminance	0.0514 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223A88 #887022

analogous

#226D88 #223A88 #3D2288

triadic

#223A88 #88223A #3A8822

tetradic

#223A88 #88226D #887022 #22883D

square

#223A88 #88226D #887022 #22883D

split-complementary

#223A88 #883D22 #6D8822

monochromatic

#0A1026 #162557 #223A88 #2E4FB9 #5170D3

Accessibility & contrast

On white

10.35

#223A88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#223A88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223A88

10.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223A88	#FFFFFF	#000000	##FFFFFF
##223A88	1.00	10.35	2.03	10.35
#FFFFFF	10.35	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458B

Deuteranopia (green-blind)

#003C86

Tritanopia (blue-blind)

#004D5B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #223a88;
/* rgb */ color: rgb(34, 58, 136);
/* oklch */ color: oklch(37.9% 0.134 266.9);

Tailwind

colors: {
  custom: {
    50: '#6c6fab',
    500: '#223a88',
    950: '#000000',
  },
}

SCSS

$custom: #223a88;
$custom-light: #6c6fab;
$custom-dark: #000000;

JSON

{
  "hex": "#223a88",
  "rgb": {
    "r": 34,
    "g": 58,
    "b": 136
  },
  "hsl": {
    "h": 225.882,
    "s": 60,
    "l": 33.333
  },
  "oklch": {
    "l": 0.37919,
    "c": 0.1337,
    "h": 266.9
  },
  "luminance": 0.05144
}

Semantic roles & 50–950 ramp

primary

#223A88

secondary

#B79E4F

accent

#BE45E3

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #223A88

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

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