#223AA1#223AA1

#223AA1 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.2% C 0.168 H 267.6°. Best body text is #FFFFFF at 9.60:1 contrast (WCAG AA passes).

Color values

HEX	#223AA1
RGB	rgb(34, 58, 161)
HSL	hsl(229, 65%, 38%)
HSV	hsv(229, 79%, 63%)
CMYK	cmyk(78.9%, 64%, 0%, 36.9%)
CIE-LAB	lab(29.26, 29.43, -58.19)
CIE-LCH	lch(29.26, 65.21, 296.83°)
OKLab	oklab(40.16% -0.007 -0.1683)
OKLCH	oklch(40.16% 0.168 267.6)
XYZ	xyz(8.6035, 5.9384, 34.4041)
Luminance	0.0594 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223AA1 #A18922

analogous

#2279A1 #223AA1 #4922A1

triadic

#223AA1 #A1223A #3AA122

tetradic

#223AA1 #A12279 #A18922 #22A149

square

#223AA1 #A12279 #A18922 #22A149

split-complementary

#223AA1 #A14922 #79A122

monochromatic

#0D163C #17286E #223AA1 #2D4DD3 #6078DD

Accessibility & contrast

On white

9.60

#223AA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#223AA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223AA1

9.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223AA1	#FFFFFF	#000000	##FFFFFF
##223AA1	1.00	9.60	2.19	9.60
#FFFFFF	9.60	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA4

Deuteranopia (green-blind)

#003F9F

Tritanopia (blue-blind)

#005568

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #223aa1;
/* rgb */ color: rgb(34, 58, 161);
/* oklch */ color: oklch(40.2% 0.168 267.6);

Tailwind

colors: {
  custom: {
    50: '#7370be',
    500: '#223aa1',
    950: '#000000',
  },
}

SCSS

$custom: #223aa1;
$custom-light: #7370be;
$custom-dark: #000000;

JSON

{
  "hex": "#223aa1",
  "rgb": {
    "r": 34,
    "g": 58,
    "b": 161
  },
  "hsl": {
    "h": 228.661,
    "s": 65.128,
    "l": 38.235
  },
  "oklch": {
    "l": 0.40156,
    "c": 0.16848,
    "h": 267.6
  },
  "luminance": 0.05939
}

Semantic roles & 50–950 ramp

primary

#223AA1

secondary

#C2AF5D

accent

#C840E8

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #223AA1

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

Preview Lab → · Contrast checker → · Palette generator →