#5AD9FB#5AD9FB

#5AD9FB is a very light, vivid cyan. Relative luminance 0.588; OKLCH L 82.8% C 0.120 H 218.6°. Best body text is #000000 at 12.75:1 contrast (WCAG AA passes).

Color values

HEX#5AD9FB
RGBrgb(90, 217, 251)
HSLhsl(193, 95%, 67%)
HSVhsv(193, 64%, 98%)
CMYKcmyk(64.1%, 13.5%, 0%, 1.6%)
CIE-LABlab(81.16, -24.99, -26.98)
CIE-LCHlch(81.16, 36.78, 227.19°)
OKLaboklab(82.76% -0.094 -0.0751)
OKLCHoklch(82.76% 0.12 218.6)
XYZxyz(46.4348, 58.7594, 100.1426)
Luminance0.5876 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#5AD9FB #FB7C5A
analogous
#5AFBCD #5AD9FB #5A89FB
triadic
#5AD9FB #FB5AD9 #D9FB5A
tetradic
#5AD9FB #CD5AFB #FB7C5A #89FB5A
square
#5AD9FB #CD5AFB #FB7C5A #89FB5A
split-complementary
#5AD9FB #FB5A89 #FBCD5A
monochromatic
#05A9D5 #1ECBFA #5AD9FB #96E7FC #D2F5FE

Accessibility & contrast

On white

1.65
#5AD9FB on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.75
#5AD9FB on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5AD9FB
12.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##5AD9FB#FFFFFF#000000##000000
##5AD9FB1.001.6512.7512.75
#FFFFFF1.651.0021.0021.00
#00000012.7521.001.001.00
##00000012.7521.001.001.00

Color blindness preview

Protanopia (red-blind)
#C3D3FD
Deuteranopia (green-blind)
#ACC2FB
Tritanopia (blue-blind)
#00E5E4
Achromatopsia (no color)
#CACACA

Design tokens & code

CSS
--color: #5ad9fb;
/* rgb */ color: rgb(90, 217, 251);
/* oklch */ color: oklch(82.8% 0.120 218.6);
Tailwind
colors: {
  custom: {
    50: '#99e5fc',
    500: '#5ad9fb',
    950: '#000000',
  },
}
SCSS
$custom: #5ad9fb;
$custom-light: #99e5fc;
$custom-dark: #000000;
JSON
{
  "hex": "#5ad9fb",
  "rgb": {
    "r": 90,
    "g": 217,
    "b": 251
  },
  "hsl": {
    "h": 192.671,
    "s": 95.266,
    "l": 66.863
  },
  "oklch": {
    "l": 0.82758,
    "c": 0.1203,
    "h": 218.6
  },
  "luminance": 0.58764
}

Semantic roles & 50–950 ramp

primary
#5AD9FB
secondary
#D04D2A
accent
#3000E6
background
#FCFEFF
surface
#F6FCFF
border
#D0D5D7
text
#0F1517
muted
#808485

Preview Lab

Preview with #5AD9FB

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

Preview Lab → · Contrast checker → · Palette generator →

#5AD9FB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva