#223D7F#223D7F

#223D7F is a dark, moderate blue. Relative luminance 0.052; OKLCH L 37.8% C 0.117 H 264.7°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#223D7F
RGB	rgb(34, 61, 127)
HSL	hsl(223, 58%, 32%)
HSV	hsv(223, 73%, 50%)
CMYK	cmyk(73.2%, 52%, 0%, 50.2%)
CIE-LAB	lab(27.32, 14.08, -40.41)
CIE-LCH	lch(27.32, 42.79, 289.21°)
OKLab	oklab(37.84% -0.0108 -0.116)
OKLCH	oklch(37.84% 0.117 264.7)
XYZ	xyz(6.1578, 5.2092, 20.7555)
Luminance	0.0521 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223D7F #7F6422

analogous

#226C7F #223D7F #36227F

triadic

#223D7F #7F223D #3D7F22

tetradic

#223D7F #7F226C #7F6422 #227F36

square

#223D7F #7F226C #7F6422 #227F36

split-complementary

#223D7F #7F3622 #6C7F22

monochromatic

#080F1E #15264F #223D7F #2F54AF #4C72CF

Accessibility & contrast

On white

10.28

#223D7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#223D7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223D7F

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223D7F	#FFFFFF	#000000	##FFFFFF
##223D7F	1.00	10.28	2.04	10.28
#FFFFFF	10.28	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#164581

Deuteranopia (green-blind)

#003D7E

Tritanopia (blue-blind)

#004D58

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #223d7f;
/* rgb */ color: rgb(34, 61, 127);
/* oklch */ color: oklch(37.8% 0.117 264.7);

Tailwind

colors: {
  custom: {
    50: '#6a72a5',
    500: '#223d7f',
    950: '#000000',
  },
}

SCSS

$custom: #223d7f;
$custom-light: #6a72a5;
$custom-dark: #000000;

JSON

{
  "hex": "#223d7f",
  "rgb": {
    "r": 34,
    "g": 61,
    "b": 127
  },
  "hsl": {
    "h": 222.581,
    "s": 57.764,
    "l": 31.569
  },
  "oklch": {
    "l": 0.37842,
    "c": 0.11655,
    "h": 264.7
  },
  "luminance": 0.0521
}

Semantic roles & 50–950 ramp

primary

#223D7F

secondary

#B2944B

accent

#B447E1

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #223D7F

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

Preview Lab → · Contrast checker → · Palette generator →