#223B85#223B85

#223B85 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 37.9% C 0.128 H 266.2°. Best body text is #FFFFFF at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#223B85
RGB	rgb(34, 59, 133)
HSL	hsl(225, 59%, 33%)
HSV	hsv(225, 74%, 52%)
CMYK	cmyk(74.4%, 55.6%, 0%, 47.8%)
CIE-LAB	lab(27.19, 17.85, -44.38)
CIE-LCH	lch(27.19, 47.83, 291.91°)
OKLab	oklab(37.88% -0.0084 -0.1278)
OKLCH	oklch(37.88% 0.128 266.2)
XYZ	xyz(6.4558, 5.1608, 22.8417)
Luminance	0.0516 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223B85 #856C22

analogous

#226D85 #223B85 #3A2285

triadic

#223B85 #85223B #3B8522

tetradic

#223B85 #85226D #856C22 #22853A

square

#223B85 #85226D #856C22 #22853A

split-complementary

#223B85 #853A22 #6D8522

monochromatic

#091024 #162554 #223B85 #2E51B6 #4F70D2

Accessibility & contrast

On white

10.33

#223B85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#223B85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223B85

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223B85	#FFFFFF	#000000	##FFFFFF
##223B85	1.00	10.33	2.03	10.33
#FFFFFF	10.33	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#014588

Deuteranopia (green-blind)

#003C84

Tritanopia (blue-blind)

#004D5A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #223b85;
/* rgb */ color: rgb(34, 59, 133);
/* oklch */ color: oklch(37.9% 0.128 266.2);

Tailwind

colors: {
  custom: {
    50: '#6c70a9',
    500: '#223b85',
    950: '#000000',
  },
}

SCSS

$custom: #223b85;
$custom-light: #6c70a9;
$custom-dark: #000000;

JSON

{
  "hex": "#223b85",
  "rgb": {
    "r": 34,
    "g": 59,
    "b": 133
  },
  "hsl": {
    "h": 224.848,
    "s": 59.281,
    "l": 32.745
  },
  "oklch": {
    "l": 0.37882,
    "c": 0.12804,
    "h": 266.2
  },
  "luminance": 0.05161
}

Semantic roles & 50–950 ramp

primary

#223B85

secondary

#B69B4D

accent

#BB45E2

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #223B85

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

Preview Lab → · Contrast checker → · Palette generator →