#223E6F#223E6F

#223E6F is a dark, moderate blue. Relative luminance 0.049; OKLCH L 36.9% C 0.091 H 260.8°. Best body text is #FFFFFF at 10.57:1 contrast (WCAG AA passes).

Color values

HEX	#223E6F
RGB	rgb(34, 62, 111)
HSL	hsl(218, 53%, 28%)
HSV	hsv(218, 69%, 44%)
CMYK	cmyk(69.4%, 44.1%, 0%, 56.5%)
CIE-LAB	lab(26.54, 7.06, -31.55)
CIE-LCH	lch(26.54, 32.33, 282.61°)
OKLab	oklab(36.89% -0.0146 -0.09)
OKLCH	oklch(36.89% 0.091 260.8)
XYZ	xyz(5.2505, 4.9325, 15.7112)
Luminance	0.0493 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223E6F #6F5322

analogous

#22646F #223E6F #2C226F

triadic

#223E6F #6F223E #3E6F22

tetradic

#223E6F #6F2264 #6F5322 #226F2C

square

#223E6F #6F2264 #6F5322 #226F2C

split-complementary

#223E6F #6F2C22 #646F22

monochromatic

#070D17 #142440 #223E6F #30589E #4574C6

Accessibility & contrast

On white

10.57

#223E6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#223E6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223E6F

10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223E6F	#FFFFFF	#000000	##FFFFFF
##223E6F	1.00	10.57	1.99	10.57
#FFFFFF	10.57	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#274371

Deuteranopia (green-blind)

#1B3B6E

Tritanopia (blue-blind)

#004951

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #223e6f;
/* rgb */ color: rgb(34, 62, 111);
/* oklch */ color: oklch(36.9% 0.091 260.8);

Tailwind

colors: {
  custom: {
    50: '#667298',
    500: '#223e6f',
    950: '#000000',
  },
}

SCSS

$custom: #223e6f;
$custom-light: #667298;
$custom-dark: #000000;

JSON

{
  "hex": "#223e6f",
  "rgb": {
    "r": 34,
    "g": 62,
    "b": 111
  },
  "hsl": {
    "h": 218.182,
    "s": 53.103,
    "l": 28.431
  },
  "oklch": {
    "l": 0.36893,
    "c": 0.09118,
    "h": 260.8
  },
  "luminance": 0.04933
}

Semantic roles & 50–950 ramp

primary

#223E6F

secondary

#A2824A

accent

#A84BDD

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #223E6F

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

Preview Lab → · Contrast checker → · Palette generator →