#223A7C#223A7C

#223A7C is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.9% C 0.116 H 265.9°. Best body text is #FFFFFF at 10.69:1 contrast (WCAG AA passes).

Color values

HEX	#223A7C
RGB	rgb(34, 58, 124)
HSL	hsl(224, 57%, 31%)
HSV	hsv(224, 73%, 49%)
CMYK	cmyk(72.6%, 53.2%, 0%, 51.4%)
CIE-LAB	lab(26.22, 14.98, -40.31)
CIE-LCH	lch(26.22, 43.00, 290.39°)
OKLab	oklab(36.93% -0.0084 -0.1158)
OKLCH	oklch(36.93% 0.116 265.9)
XYZ	xyz(5.8096, 4.8208, 19.6892)
Luminance	0.0482 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223A7C #7C6422

analogous

#22677C #223A7C #37227C

triadic

#223A7C #7C223A #3A7C22

tetradic

#223A7C #7C2267 #7C6422 #227C37

square

#223A7C #7C2267 #7C6422 #227C37

split-complementary

#223A7C #7C3722 #677C22

monochromatic

#080D1C #15244C #223A7C #2F50AC #4B6ECE

Accessibility & contrast

On white

10.69

#223A7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#223A7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223A7C

10.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223A7C	#FFFFFF	#000000	##FFFFFF
##223A7C	1.00	10.69	1.96	10.69
#FFFFFF	10.69	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11427E

Deuteranopia (green-blind)

#003A7B

Tritanopia (blue-blind)

#004A55

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #223a7c;
/* rgb */ color: rgb(34, 58, 124);
/* oklch */ color: oklch(36.9% 0.116 265.9);

Tailwind

colors: {
  custom: {
    50: '#696fa2',
    500: '#223a7c',
    950: '#000000',
  },
}

SCSS

$custom: #223a7c;
$custom-light: #696fa2;
$custom-dark: #000000;

JSON

{
  "hex": "#223a7c",
  "rgb": {
    "r": 34,
    "g": 58,
    "b": 124
  },
  "hsl": {
    "h": 224,
    "s": 56.962,
    "l": 30.98
  },
  "oklch": {
    "l": 0.36932,
    "c": 0.11611,
    "h": 265.9
  },
  "luminance": 0.04821
}

Semantic roles & 50–950 ramp

primary

#223A7C

secondary

#AF944B

accent

#B848E0

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #223A7C

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

Preview Lab → · Contrast checker → · Palette generator →