#223C7F#223C7F

#223C7F is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.6% C 0.118 H 265.2°. Best body text is #FFFFFF at 10.39:1 contrast (WCAG AA passes).

Color values

HEX	#223C7F
RGB	rgb(34, 60, 127)
HSL	hsl(223, 58%, 32%)
HSV	hsv(223, 73%, 50%)
CMYK	cmyk(73.2%, 52.8%, 0%, 50.2%)
CIE-LAB	lab(27.03, 14.78, -40.89)
CIE-LCH	lch(27.03, 43.47, 289.87°)
OKLab	oklab(37.62% -0.0099 -0.1175)
OKLCH	oklch(37.62% 0.118 265.2)
XYZ	xyz(6.1050, 5.1035, 20.7379)
Luminance	0.0510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223C7F #7F6522

analogous

#226B7F #223C7F #37227F

triadic

#223C7F #7F223C #3C7F22

tetradic

#223C7F #7F226B #7F6522 #227F37

square

#223C7F #7F226B #7F6522 #227F37

split-complementary

#223C7F #7F3722 #6B7F22

monochromatic

#080E1E #15254F #223C7F #2F53AF #4C71CF

Accessibility & contrast

On white

10.39

#223C7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#223C7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223C7F

10.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223C7F	#FFFFFF	#000000	##FFFFFF
##223C7F	1.00	10.39	2.02	10.39
#FFFFFF	10.39	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#134481

Deuteranopia (green-blind)

#003C7E

Tritanopia (blue-blind)

#004C57

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #223c7f;
/* rgb */ color: rgb(34, 60, 127);
/* oklch */ color: oklch(37.6% 0.118 265.2);

Tailwind

colors: {
  custom: {
    50: '#6a71a5',
    500: '#223c7f',
    950: '#000000',
  },
}

SCSS

$custom: #223c7f;
$custom-light: #6a71a5;
$custom-dark: #000000;

JSON

{
  "hex": "#223c7f",
  "rgb": {
    "r": 34,
    "g": 60,
    "b": 127
  },
  "hsl": {
    "h": 223.226,
    "s": 57.764,
    "l": 31.569
  },
  "oklch": {
    "l": 0.37617,
    "c": 0.11788,
    "h": 265.2
  },
  "luminance": 0.05104
}

Semantic roles & 50–950 ramp

primary

#223C7F

secondary

#B2954B

accent

#B647E1

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #223C7F

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

Preview Lab → · Contrast checker → · Palette generator →