#223E9C#223E9C

#223E9C is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.5% C 0.157 H 266.5°. Best body text is #FFFFFF at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#223E9C
RGB	rgb(34, 62, 156)
HSL	hsl(226, 64%, 37%)
HSV	hsv(226, 78%, 61%)
CMYK	cmyk(78.2%, 60.3%, 0%, 38.8%)
CIE-LAB	lab(29.87, 24.82, -54.15)
CIE-LCH	lch(29.87, 59.57, 294.62°)
OKLab	oklab(40.48% -0.0095 -0.1564)
OKLCH	oklch(40.48% 0.157 266.5)
XYZ	xyz(8.3810, 6.1847, 32.1981)
Luminance	0.0619 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223E9C #9C8022

analogous

#227B9C #223E9C #43229C

triadic

#223E9C #9C223E #3E9C22

tetradic

#223E9C #9C227B #9C8022 #229C43

square

#223E9C #9C227B #9C8022 #229C43

split-complementary

#223E9C #9C4322 #7B9C22

monochromatic

#0C1638 #172A6A #223E9C #2D52CE #5D7ADC

Accessibility & contrast

On white

9.39

#223E9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#223E9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223E9C

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223E9C	#FFFFFF	#000000	##FFFFFF
##223E9C	1.00	9.39	2.24	9.39
#FFFFFF	9.39	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9F

Deuteranopia (green-blind)

#00419A

Tritanopia (blue-blind)

#005667

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #223e9c;
/* rgb */ color: rgb(34, 62, 156);
/* oklch */ color: oklch(40.5% 0.157 266.5);

Tailwind

colors: {
  custom: {
    50: '#7172ba',
    500: '#223e9c',
    950: '#000000',
  },
}

SCSS

$custom: #223e9c;
$custom-light: #7172ba;
$custom-dark: #000000;

JSON

{
  "hex": "#223e9c",
  "rgb": {
    "r": 34,
    "g": 62,
    "b": 156
  },
  "hsl": {
    "h": 226.23,
    "s": 64.211,
    "l": 37.255
  },
  "oklch": {
    "l": 0.4048,
    "c": 0.15674,
    "h": 266.5
  },
  "luminance": 0.06186
}

Semantic roles & 50–950 ramp

primary

#223E9C

secondary

#C0A95A

accent

#C141E7

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #223E9C

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

Preview Lab → · Contrast checker → · Palette generator →