#223EA9#223EA9

#223EA9 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.7% C 0.174 H 266.9°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#223EA9
RGB	rgb(34, 62, 169)
HSL	hsl(228, 67%, 40%)
HSV	hsv(228, 80%, 66%)
CMYK	cmyk(79.9%, 63.3%, 0%, 33.7%)
CIE-LAB	lab(30.99, 29.82, -60.17)
CIE-LCH	lch(30.99, 67.15, 296.36°)
OKLab	oklab(41.66% -0.0095 -0.1741)
OKLCH	oklch(41.66% 0.174 266.9)
XYZ	xyz(9.5412, 6.6488, 38.3089)
Luminance	0.0665 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223EA9 #A98D22

analogous

#2281A9 #223EA9 #4A22A9

triadic

#223EA9 #A9223E #3EA922

tetradic

#223EA9 #A92281 #A98D22 #22A94A

square

#223EA9 #A92281 #A98D22 #22A94A

split-complementary

#223EA9 #A94A22 #81A922

monochromatic

#0D1943 #182B76 #223EA9 #3254D6 #657FE0

Accessibility & contrast

On white

9.01

#223EA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#223EA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223EA9

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223EA9	#FFFFFF	#000000	##FFFFFF
##223EA9	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FAC

Deuteranopia (green-blind)

#0043A7

Tritanopia (blue-blind)

#005A6D

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #223ea9;
/* rgb */ color: rgb(34, 62, 169);
/* oklch */ color: oklch(41.7% 0.174 266.9);

Tailwind

colors: {
  custom: {
    50: '#7473c4',
    500: '#223ea9',
    950: '#000000',
  },
}

SCSS

$custom: #223ea9;
$custom-light: #7473c4;
$custom-dark: #000000;

JSON

{
  "hex": "#223ea9",
  "rgb": {
    "r": 34,
    "g": 62,
    "b": 169
  },
  "hsl": {
    "h": 227.556,
    "s": 66.502,
    "l": 39.804
  },
  "oklch": {
    "l": 0.41659,
    "c": 0.17434,
    "h": 266.9
  },
  "luminance": 0.0665
}

Semantic roles & 50–950 ramp

primary

#223EA9

secondary

#C5B161

accent

#C63EE9

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #223EA9

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

Preview Lab → · Contrast checker → · Palette generator →