#223C4E#223C4E

#223C4E is a dark, muted cyan. Relative luminance 0.041; OKLCH L 34.4% C 0.045 H 240.1°. Best body text is #FFFFFF at 11.51:1 contrast (WCAG AA passes).

Color values

HEX	#223C4E
RGB	rgb(34, 60, 78)
HSL	hsl(205, 39%, 22%)
HSV	hsv(205, 56%, 31%)
CMYK	cmyk(56.4%, 23.1%, 0%, 69.4%)
CIE-LAB	lab(24.07, -4.02, -14.01)
CIE-LCH	lch(24.07, 14.58, 253.99°)
OKLab	oklab(34.37% -0.0225 -0.039)
OKLCH	oklch(34.37% 0.045 240.1)
XYZ	xyz(3.6502, 4.1216, 7.8094)
Luminance	0.0412 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223C4E #4E3422

analogous

#224E4A #223C4E #22264E

triadic

#223C4E #4E223C #3C4E22

tetradic

#223C4E #4A224E #4E3422 #264E22

square

#223C4E #4A224E #4E3422 #264E22

split-complementary

#223C4E #4E2226 #4E4A22

monochromatic

#091015 #0F1B23 #223C4E #355D79 #477EA3

Accessibility & contrast

On white

11.51

#223C4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#223C4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223C4E

11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223C4E	#FFFFFF	#000000	##FFFFFF
##223C4E	1.00	11.51	1.82	11.51
#FFFFFF	11.51	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343C4F

Deuteranopia (green-blind)

#2E374E

Tritanopia (blue-blind)

#0A4042

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #223c4e;
/* rgb */ color: rgb(34, 60, 78);
/* oklch */ color: oklch(34.4% 0.045 240.1);

Tailwind

colors: {
  custom: {
    50: '#61717f',
    500: '#223c4e',
    950: '#000000',
  },
}

SCSS

$custom: #223c4e;
$custom-light: #61717f;
$custom-dark: #000000;

JSON

{
  "hex": "#223c4e",
  "rgb": {
    "r": 34,
    "g": 60,
    "b": 78
  },
  "hsl": {
    "h": 204.545,
    "s": 39.286,
    "l": 21.961
  },
  "oklch": {
    "l": 0.34365,
    "c": 0.04504,
    "h": 240.1
  },
  "luminance": 0.04122
}

Semantic roles & 50–950 ramp

primary

#223C4E

secondary

#82614A

accent

#8959CF

background

#F5F6F7

surface

#EAECEE

border

#C6C7C9

text

#05070A

muted

#797A7C

Preview Lab

Preview with #223C4E

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

Preview Lab → · Contrast checker → · Palette generator →