#223D57#223D57

#223D57 is a dark, muted cyan. Relative luminance 0.044; OKLCH L 35.1% C 0.056 H 248.8°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX#223D57
RGBrgb(34, 61, 87)
HSLhsl(209, 44%, 24%)
HSVhsv(209, 61%, 34%)
CMYKcmyk(60.9%, 29.9%, 0%, 65.9%)
CIE-LABlab(24.84, -1.44, -18.73)
CIE-LCHlch(24.84, 18.79, 265.60°)
OKLaboklab(35.12% -0.0203 -0.0526)
OKLCHoklch(35.12% 0.056 248.8)
XYZxyz(4.0481, 4.3653, 9.6442)
Luminance0.0437 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#223D57 #573C22
analogous
#225756 #223D57 #222257
triadic
#223D57 #57223D #3D5722
tetradic
#223D57 #562257 #573C22 #225722
square
#223D57 #562257 #573C22 #225722
split-complementary
#223D57 #572222 #575622
monochromatic
#090F16 #111E2B #223D57 #335C83 #447BAF

Accessibility & contrast

On white

11.21
#223D57 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.87
#223D57 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223D57
11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##223D57#FFFFFF#000000##FFFFFF
##223D571.0011.211.8711.21
#FFFFFF11.211.0021.001.00
#0000001.8721.001.0021.00
##FFFFFF11.211.0021.001.00

Color blindness preview

Protanopia (red-blind)
#323E58
Deuteranopia (green-blind)
#2B3956
Tritanopia (blue-blind)
#004346
Achromatopsia (no color)
#3B3B3B

Design tokens & code

CSS
--color: #223d57;
/* rgb */ color: rgb(34, 61, 87);
/* oklch */ color: oklch(35.1% 0.056 248.8);
Tailwind
colors: {
  custom: {
    50: '#627286',
    500: '#223d57',
    950: '#000000',
  },
}
SCSS
$custom: #223d57;
$custom-light: #627286;
$custom-dark: #000000;
JSON
{
  "hex": "#223d57",
  "rgb": {
    "r": 34,
    "g": 61,
    "b": 87
  },
  "hsl": {
    "h": 209.434,
    "s": 43.802,
    "l": 23.725
  },
  "oklch": {
    "l": 0.35121,
    "c": 0.0564,
    "h": 248.8
  },
  "luminance": 0.04366
}

Semantic roles & 50–950 ramp

primary
#223D57
secondary
#8B6A4A
accent
#9354D4
background
#F6F6F8
surface
#EBECEF
border
#C6C7CA
text
#05070B
muted
#7A7A7C

Preview Lab

Preview with #223D57

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

Preview Lab → · Contrast checker → · Palette generator →

#223D57 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva