#55ABDF#55ABDF

#55ABDF is a light, moderate cyan. Relative luminance 0.364; OKLCH L 70.9% C 0.113 H 237.8°. Best body text is #000000 at 8.28:1 contrast (WCAG AA passes).

Color values

HEX#55ABDF
RGBrgb(85, 171, 223)
HSLhsl(203, 68%, 60%)
HSVhsv(203, 62%, 87%)
CMYKcmyk(61.9%, 23.3%, 0%, 12.5%)
CIE-LABlab(66.81, -10.48, -33.97)
CIE-LCHlch(66.81, 35.55, 252.86°)
OKLaboklab(70.92% -0.06 -0.0953)
OKLCHoklch(70.92% 0.113 237.8)
XYZxyz(31.6234, 36.3817, 75.1535)
Luminance0.3639 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#55ABDF #DF8955
analogous
#55DFCE #55ABDF #5566DF
triadic
#55ABDF #DF55AB #ABDF55
tetradic
#55ABDF #CE55DF #DF8955 #66DF55
square
#55ABDF #CE55DF #DF8955 #66DF55
split-complementary
#55ABDF #DF5566 #DFCE55
monochromatic
#1D6C9C #2790D0 #55ABDF #89C4E9 #BCDEF2

Accessibility & contrast

On white

2.54
#55ABDF on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.28
#55ABDF on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55ABDF
8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##55ABDF#FFFFFF#000000##000000
##55ABDF1.002.548.288.28
#FFFFFF2.541.0021.0021.00
#0000008.2821.001.001.00
##0000008.2821.001.001.00

Color blindness preview

Protanopia (red-blind)
#93AAE1
Deuteranopia (green-blind)
#809CDE
Tritanopia (blue-blind)
#00B8BD
Achromatopsia (no color)
#A3A3A3

Design tokens & code

CSS
--color: #55abdf;
/* rgb */ color: rgb(85, 171, 223);
/* oklch */ color: oklch(70.9% 0.113 237.8);
Tailwind
colors: {
  custom: {
    50: '#91c3e9',
    500: '#55abdf',
    950: '#000000',
  },
}
SCSS
$custom: #55abdf;
$custom-light: #91c3e9;
$custom-dark: #000000;
JSON
{
  "hex": "#55abdf",
  "rgb": {
    "r": 85,
    "g": 171,
    "b": 223
  },
  "hsl": {
    "h": 202.609,
    "s": 68.317,
    "l": 60.392
  },
  "oklch": {
    "l": 0.70916,
    "c": 0.11262,
    "h": 237.8
  },
  "luminance": 0.36385
}

Semantic roles & 50–950 ramp

primary
#55ABDF
secondary
#E2C1AE
accent
#5C15D0
background
#F9FCFE
surface
#F2F8FD
border
#CCD1D5
text
#0E1216
muted
#7E8184

Preview Lab

Preview with #55ABDF

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

Preview Lab → · Contrast checker → · Palette generator →

#55ABDF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva