#223F68#223F68

#223F68 is a dark, moderate blue. Relative luminance 0.049; OKLCH L 36.7% C 0.079 H 257.3°. Best body text is #FFFFFF at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#223F68
RGB	rgb(34, 63, 104)
HSL	hsl(215, 51%, 27%)
HSV	hsv(215, 67%, 41%)
CMYK	cmyk(67.3%, 39.4%, 0%, 59.2%)
CIE-LAB	lab(26.43, 3.64, -27.25)
CIE-LCH	lch(26.43, 27.50, 277.61°)
OKLab	oklab(36.67% -0.0175 -0.0774)
OKLCH	oklch(36.67% 0.079 257.3)
XYZ	xyz(4.9350, 4.8941, 13.7786)
Luminance	0.0490 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223F68 #684B22

analogous

#226268 #223F68 #282268

triadic

#223F68 #68223F #3F6822

tetradic

#223F68 #682262 #684B22 #226828

square

#223F68 #682262 #684B22 #226828

split-complementary

#223F68 #682822 #626822

monochromatic

#080E17 #13233A #223F68 #315B96 #4377C2

Accessibility & contrast

On white

10.61

#223F68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#223F68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223F68

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223F68	#FFFFFF	#000000	##FFFFFF
##223F68	1.00	10.61	1.98	10.61
#FFFFFF	10.61	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D426A

Deuteranopia (green-blind)

#233C67

Tritanopia (blue-blind)

#00484E

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #223f68;
/* rgb */ color: rgb(34, 63, 104);
/* oklch */ color: oklch(36.7% 0.079 257.3);

Tailwind

colors: {
  custom: {
    50: '#657393',
    500: '#223f68',
    950: '#000000',
  },
}

SCSS

$custom: #223f68;
$custom-light: #657393;
$custom-dark: #000000;

JSON

{
  "hex": "#223f68",
  "rgb": {
    "r": 34,
    "g": 63,
    "b": 104
  },
  "hsl": {
    "h": 215.143,
    "s": 50.725,
    "l": 27.059
  },
  "oklch": {
    "l": 0.36669,
    "c": 0.07933,
    "h": 257.3
  },
  "luminance": 0.04895
}

Semantic roles & 50–950 ramp

primary

#223F68

secondary

#9C7A4A

accent

#A04EDA

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #223F68

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

Preview Lab → · Contrast checker → · Palette generator →