#223E4F#223E4F

#223E4F is a dark, muted cyan. Relative luminance 0.043; OKLCH L 35.0% C 0.045 H 236.7°. Best body text is #FFFFFF at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#223E4F
RGB	rgb(34, 62, 79)
HSL	hsl(203, 40%, 22%)
HSV	hsv(203, 57%, 31%)
CMYK	cmyk(57%, 21.5%, 0%, 69%)
CIE-LAB	lab(24.79, -4.97, -13.55)
CIE-LCH	lch(24.79, 14.44, 249.85°)
OKLab	oklab(34.95% -0.0248 -0.0377)
OKLCH	oklch(34.95% 0.045 236.7)
XYZ	xyz(3.7931, 4.3495, 8.0353)
Luminance	0.0435 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223E4F #4F3322

analogous

#224F4A #223E4F #22274F

triadic

#223E4F #4F223E #3E4F22

tetradic

#223E4F #4A224F #4F3322 #274F22

square

#223E4F #4A224F #4F3322 #274F22

split-complementary

#223E4F #4F2227 #4F4A22

monochromatic

#091115 #101C24 #223E4F #34607A #4781A5

Accessibility & contrast

On white

11.23

#223E4F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#223E4F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223E4F

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223E4F	#FFFFFF	#000000	##FFFFFF
##223E4F	1.00	11.23	1.87	11.23
#FFFFFF	11.23	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363E50

Deuteranopia (green-blind)

#30394F

Tritanopia (blue-blind)

#084244

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #223e4f;
/* rgb */ color: rgb(34, 62, 79);
/* oklch */ color: oklch(35.0% 0.045 236.7);

Tailwind

colors: {
  custom: {
    50: '#617380',
    500: '#223e4f',
    950: '#000000',
  },
}

SCSS

$custom: #223e4f;
$custom-light: #617380;
$custom-dark: #000000;

JSON

{
  "hex": "#223e4f",
  "rgb": {
    "r": 34,
    "g": 62,
    "b": 79
  },
  "hsl": {
    "h": 202.667,
    "s": 39.823,
    "l": 22.157
  },
  "oklch": {
    "l": 0.34954,
    "c": 0.04516,
    "h": 236.7
  },
  "luminance": 0.0435
}

Semantic roles & 50–950 ramp

primary

#223E4F

secondary

#835F4A

accent

#8558D0

background

#F5F6F7

surface

#EAECEE

border

#C6C7C9

text

#05080A

muted

#797B7C

Preview Lab

Preview with #223E4F

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

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