#559AD5#559AD5

#559AD5 is a light, moderate cyan. Relative luminance 0.298; OKLCH L 66.6% C 0.113 H 246.3°. Best body text is #000000 at 6.97:1 contrast (WCAG AA passes).

Color values

HEX#559AD5
RGBrgb(85, 154, 213)
HSLhsl(208, 60%, 58%)
HSVhsv(208, 60%, 84%)
CMYKcmyk(60.1%, 27.7%, 0%, 16.5%)
CIE-LABlab(61.52, -4.21, -36.68)
CIE-LCHlch(61.52, 36.92, 263.46°)
OKLaboklab(66.59% -0.0452 -0.1032)
OKLCHoklch(66.59% 0.113 246.3)
XYZxyz(27.3077, 29.8440, 67.2593)
Luminance0.2985 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#559AD5 #D59055
analogous
#55D5D0 #559AD5 #555AD5
triadic
#559AD5 #D5559A #9AD555
tetradic
#559AD5 #D055D5 #D59055 #5AD555
square
#559AD5 #D055D5 #D59055 #5AD555
split-complementary
#559AD5 #D5555A #D5D055
monochromatic
#235C8D #2F7CBE #559AD5 #86B7E1 #B7D4ED

Accessibility & contrast

On white

3.01
#559AD5 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.97
#559AD5 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #559AD5
6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##559AD5#FFFFFF#000000##000000
##559AD51.003.016.976.97
#FFFFFF3.011.0021.0021.00
#0000006.9721.001.001.00
##0000006.9721.001.001.00

Color blindness preview

Protanopia (red-blind)
#809CD8
Deuteranopia (green-blind)
#6F8FD4
Tritanopia (blue-blind)
#00A8AF
Achromatopsia (no color)
#959595

Design tokens & code

CSS
--color: #559ad5;
/* rgb */ color: rgb(85, 154, 213);
/* oklch */ color: oklch(66.6% 0.113 246.3);
Tailwind
colors: {
  custom: {
    50: '#8fb7e2',
    500: '#559ad5',
    950: '#000000',
  },
}
SCSS
$custom: #559ad5;
$custom-light: #8fb7e2;
$custom-dark: #000000;
JSON
{
  "hex": "#559ad5",
  "rgb": {
    "r": 85,
    "g": 154,
    "b": 213
  },
  "hsl": {
    "h": 207.656,
    "s": 60.377,
    "l": 58.431
  },
  "oklch": {
    "l": 0.66592,
    "c": 0.11266,
    "h": 246.3
  },
  "luminance": 0.29847
}

Semantic roles & 50–950 ramp

primary
#559AD5
secondary
#DCC1A9
accent
#8E44E4
background
#F9FBFD
surface
#F2F6FB
border
#CCD0D4
text
#0D1115
muted
#7E8083

Preview Lab

Preview with #559AD5

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

Preview Lab → · Contrast checker → · Palette generator →

#559AD5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva