#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
RGBrgb(34, 62, 79)
HSLhsl(203, 40%, 22%)
HSVhsv(203, 57%, 31%)
CMYKcmyk(57%, 21.5%, 0%, 69%)
CIE-LABlab(24.79, -4.97, -13.55)
CIE-LCHlch(24.79, 14.44, 249.85°)
OKLaboklab(34.95% -0.0248 -0.0377)
OKLCHoklch(34.95% 0.045 236.7)
XYZxyz(3.7931, 4.3495, 8.0353)
Luminance0.0435 (WCAG relative)
Temperaturecool
Familycyan

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
##223E4F1.0011.231.8711.23
#FFFFFF11.231.0021.001.00
#0000001.8721.001.0021.00
##FFFFFF11.231.0021.001.00

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.

Preview Lab → · Contrast checker → · Palette generator →

#223E4F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva