#223C6E#223C6E

#223C6E is a dark, moderate blue. Relative luminance 0.047; OKLCH L 36.3% C 0.092 H 262.1°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#223C6E
RGB	rgb(34, 60, 110)
HSL	hsl(219, 53%, 28%)
HSV	hsv(219, 69%, 43%)
CMYK	cmyk(69.1%, 45.5%, 0%, 56.9%)
CIE-LAB	lab(25.85, 8.05, -32.01)
CIE-LCH	lch(25.85, 33.01, 284.11°)
OKLab	oklab(36.34% -0.0126 -0.0914)
OKLCH	oklch(36.34% 0.092 262.1)
XYZ	xyz(5.0890, 4.6971, 15.3873)
Luminance	0.0470 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223C6E #6E5422

analogous

#22626E #223C6E #2E226E

triadic

#223C6E #6E223C #3C6E22

tetradic

#223C6E #6E2262 #6E5422 #226E2E

square

#223C6E #6E2262 #6E5422 #226E2E

split-complementary

#223C6E #6E2E22 #626E22

monochromatic

#070D17 #14223F #223C6E #30559D #4571C5

Accessibility & contrast

On white

10.83

#223C6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#223C6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223C6E

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223C6E	#FFFFFF	#000000	##FFFFFF
##223C6E	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)

#244170

Deuteranopia (green-blind)

#183A6D

Tritanopia (blue-blind)

#00474F

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #223c6e;
/* rgb */ color: rgb(34, 60, 110);
/* oklch */ color: oklch(36.3% 0.092 262.1);

Tailwind

colors: {
  custom: {
    50: '#667198',
    500: '#223c6e',
    950: '#000000',
  },
}

SCSS

$custom: #223c6e;
$custom-light: #667198;
$custom-dark: #000000;

JSON

{
  "hex": "#223c6e",
  "rgb": {
    "r": 34,
    "g": 60,
    "b": 110
  },
  "hsl": {
    "h": 219.474,
    "s": 52.778,
    "l": 28.235
  },
  "oklch": {
    "l": 0.36342,
    "c": 0.09225,
    "h": 262.1
  },
  "luminance": 0.04698
}

Semantic roles & 50–950 ramp

primary

#223C6E

secondary

#A1844A

accent

#AB4CDC

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #223C6E

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

Preview Lab → · Contrast checker → · Palette generator →