#223F4E#223F4E

#223F4E is a dark, muted cyan. Relative luminance 0.044; OKLCH L 35.2% C 0.044 H 232.4°. Best body text is #FFFFFF at 11.12:1 contrast (WCAG AA passes).

Color values

HEX	#223F4E
RGB	rgb(34, 63, 78)
HSL	hsl(200, 39%, 22%)
HSV	hsv(200, 56%, 31%)
CMYK	cmyk(56.4%, 19.2%, 0%, 69.4%)
CIE-LAB	lab(25.09, -5.97, -12.44)
CIE-LCH	lch(25.09, 13.80, 244.37°)
OKLab	oklab(35.17% -0.0266 -0.0346)
OKLCH	oklch(35.17% 0.044 232.4)
XYZ	xyz(3.8118, 4.4448, 7.8633)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223F4E #4E3122

analogous

#224E47 #223F4E #22294E

triadic

#223F4E #4E223F #3F4E22

tetradic

#223F4E #47224E #4E3122 #294E22

square

#223F4E #47224E #4E3122 #294E22

split-complementary

#223F4E #4E2229 #4E4722

monochromatic

#091115 #0F1D23 #223F4E #356179 #4784A3

Accessibility & contrast

On white

11.12

#223F4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#223F4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223F4E

11.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223F4E	#FFFFFF	#000000	##FFFFFF
##223F4E	1.00	11.12	1.89	11.12
#FFFFFF	11.12	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383E4F

Deuteranopia (green-blind)

#31394E

Tritanopia (blue-blind)

#094344

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #223f4e;
/* rgb */ color: rgb(34, 63, 78);
/* oklch */ color: oklch(35.2% 0.044 232.4);

Tailwind

colors: {
  custom: {
    50: '#61747f',
    500: '#223f4e',
    950: '#000000',
  },
}

SCSS

$custom: #223f4e;
$custom-light: #61747f;
$custom-dark: #000000;

JSON

{
  "hex": "#223f4e",
  "rgb": {
    "r": 34,
    "g": 63,
    "b": 78
  },
  "hsl": {
    "h": 200.455,
    "s": 39.286,
    "l": 21.961
  },
  "oklch": {
    "l": 0.35174,
    "c": 0.04362,
    "h": 232.4
  },
  "luminance": 0.04445
}

Semantic roles & 50–950 ramp

primary

#223F4E

secondary

#825D4A

accent

#8159CF

background

#F5F7F7

surface

#EAEDEE

border

#C6C8C9

text

#05080A

muted

#797B7C

Preview Lab

Preview with #223F4E

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

Preview Lab → · Contrast checker → · Palette generator →