#223D69#223D69

#223D69 is a dark, moderate blue. Relative luminance 0.047; OKLCH L 36.2% C 0.083 H 259.7°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#223D69
RGB	rgb(34, 61, 105)
HSL	hsl(217, 51%, 27%)
HSV	hsv(217, 68%, 41%)
CMYK	cmyk(67.6%, 41.9%, 0%, 58.8%)
CIE-LAB	lab(25.85, 5.40, -28.81)
CIE-LCH	lch(25.85, 29.31, 280.61°)
OKLab	oklab(36.24% -0.0149 -0.082)
OKLCH	oklch(36.24% 0.083 259.7)
XYZ	xyz(4.8773, 4.6970, 14.0114)
Luminance	0.0470 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223D69 #694E22

analogous

#226169 #223D69 #2B2269

triadic

#223D69 #69223D #3D6922

tetradic

#223D69 #692261 #694E22 #22692B

square

#223D69 #692261 #694E22 #22692B

split-complementary

#223D69 #692B22 #616922

monochromatic

#070D17 #13223B #223D69 #315897 #4373C2

Accessibility & contrast

On white

10.83

#223D69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#223D69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223D69

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223D69	#FFFFFF	#000000	##FFFFFF
##223D69	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29416B

Deuteranopia (green-blind)

#1F3A68

Tritanopia (blue-blind)

#00474E

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #223d69;
/* rgb */ color: rgb(34, 61, 105);
/* oklch */ color: oklch(36.2% 0.083 259.7);

Tailwind

colors: {
  custom: {
    50: '#657294',
    500: '#223d69',
    950: '#000000',
  },
}

SCSS

$custom: #223d69;
$custom-light: #657294;
$custom-dark: #000000;

JSON

{
  "hex": "#223d69",
  "rgb": {
    "r": 34,
    "g": 61,
    "b": 105
  },
  "hsl": {
    "h": 217.183,
    "s": 51.079,
    "l": 27.255
  },
  "oklch": {
    "l": 0.36239,
    "c": 0.08331,
    "h": 259.7
  },
  "luminance": 0.04697
}

Semantic roles & 50–950 ramp

primary

#223D69

secondary

#9D7D4A

accent

#A54DDB

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #223D69

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

Preview Lab → · Contrast checker → · Palette generator →