#559DE5#559DE5

#559DE5 is a light, vivid cyan. Relative luminance 0.317; OKLCH L 68.1% C 0.129 H 250.3°. Best body text is #000000 at 7.34:1 contrast (WCAG AA passes).

Color values

HEX#559DE5
RGBrgb(85, 157, 229)
HSLhsl(210, 73%, 62%)
HSVhsv(210, 63%, 90%)
CMYKcmyk(62.9%, 31.4%, 0%, 10.2%)
CIE-LABlab(63.09, -0.71, -43.08)
CIE-LCHlch(63.09, 43.09, 269.05°)
OKLaboklab(68.07% -0.0437 -0.1218)
OKLCHoklch(68.07% 0.129 250.3)
XYZxyz(29.9409, 31.6995, 78.6543)
Luminance0.3170 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#559DE5 #E59D55
analogous
#55E5E5 #559DE5 #5555E5
triadic
#559DE5 #E5559D #9DE555
tetradic
#559DE5 #E555E5 #E59D55 #55E555
square
#559DE5 #E555E5 #E59D55 #55E555
split-complementary
#559DE5 #E55555 #E5E555
monochromatic
#1960A6 #227EDB #559DE5 #8ABCED #BFDAF5

Accessibility & contrast

On white

2.86
#559DE5 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.34
#559DE5 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559DE5
7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##559DE5#FFFFFF#000000##000000
##559DE51.002.867.347.34
#FFFFFF2.861.0021.0021.00
#0000007.3421.001.001.00
##0000007.3421.001.001.00

Color blindness preview

Protanopia (red-blind)
#7EA0E8
Deuteranopia (green-blind)
#6A92E4
Tritanopia (blue-blind)
#00AEB7
Achromatopsia (no color)
#999999

Design tokens & code

CSS
--color: #559de5;
/* rgb */ color: rgb(85, 157, 229);
/* oklch */ color: oklch(68.1% 0.129 250.3);
Tailwind
colors: {
  custom: {
    50: '#91b9ed',
    500: '#559de5',
    950: '#000000',
  },
}
SCSS
$custom: #559de5;
$custom-light: #91b9ed;
$custom-dark: #000000;
JSON
{
  "hex": "#559de5",
  "rgb": {
    "r": 85,
    "g": 157,
    "b": 229
  },
  "hsl": {
    "h": 210,
    "s": 73.469,
    "l": 61.569
  },
  "oklch": {
    "l": 0.68068,
    "c": 0.12935,
    "h": 250.3
  },
  "luminance": 0.31702
}

Semantic roles & 50–950 ramp

primary
#559DE5
secondary
#E6CBB0
accent
#7310D6
background
#F9FBFE
surface
#F2F6FD
border
#CCD0D5
text
#0E1116
muted
#7E8084

Preview Lab

Preview with #559DE5

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

Preview Lab → · Contrast checker → · Palette generator →

#559DE5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva