#223EA6#223EA6

#223EA6 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.4% C 0.170 H 266.8°. Best body text is #FFFFFF at 9.10:1 contrast (WCAG AA passes).

Color values

HEX	#223EA6
RGB	rgb(34, 62, 166)
HSL	hsl(227, 66%, 39%)
HSV	hsv(227, 80%, 65%)
CMYK	cmyk(79.5%, 62.7%, 0%, 34.9%)
CIE-LAB	lab(30.73, 28.67, -58.80)
CIE-LCH	lch(30.73, 65.42, 296.00°)
OKLab	oklab(41.38% -0.0095 -0.1701)
OKLCH	oklch(41.38% 0.17 266.8)
XYZ	xyz(9.2628, 6.5374, 36.8427)
Luminance	0.0654 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223EA6 #A68A22

analogous

#2280A6 #223EA6 #4822A6

triadic

#223EA6 #A6223E #3EA622

tetradic

#223EA6 #A62280 #A68A22 #22A648

square

#223EA6 #A62280 #A68A22 #22A648

split-complementary

#223EA6 #A64822 #80A622

monochromatic

#0D1840 #182B73 #223EA6 #3053D5 #637EDF

Accessibility & contrast

On white

9.10

#223EA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#223EA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223EA6

9.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223EA6	#FFFFFF	#000000	##FFFFFF
##223EA6	1.00	9.10	2.31	9.10
#FFFFFF	9.10	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA9

Deuteranopia (green-blind)

#0042A4

Tritanopia (blue-blind)

#00596C

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #223ea6;
/* rgb */ color: rgb(34, 62, 166);
/* oklch */ color: oklch(41.4% 0.170 266.8);

Tailwind

colors: {
  custom: {
    50: '#7473c1',
    500: '#223ea6',
    950: '#000000',
  },
}

SCSS

$custom: #223ea6;
$custom-light: #7473c1;
$custom-dark: #000000;

JSON

{
  "hex": "#223ea6",
  "rgb": {
    "r": 34,
    "g": 62,
    "b": 166
  },
  "hsl": {
    "h": 227.273,
    "s": 66,
    "l": 39.216
  },
  "oklch": {
    "l": 0.41382,
    "c": 0.17033,
    "h": 266.8
  },
  "luminance": 0.06539
}

Semantic roles & 50–950 ramp

primary

#223EA6

secondary

#C4AF5F

accent

#C53FE9

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #223EA6

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

Preview Lab → · Contrast checker → · Palette generator →