#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
RGB	rgb(90, 217, 251)
HSL	hsl(193, 95%, 67%)
HSV	hsv(193, 64%, 98%)
CMYK	cmyk(64.1%, 13.5%, 0%, 1.6%)
CIE-LAB	lab(81.16, -24.99, -26.98)
CIE-LCH	lch(81.16, 36.78, 227.19°)
OKLab	oklab(82.76% -0.094 -0.0751)
OKLCH	oklch(82.76% 0.12 218.6)
XYZ	xyz(46.4348, 58.7594, 100.1426)
Luminance	0.5876 (WCAG relative)
Temperature	cool
Family	cyan

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
##5AD9FB	1.00	1.65	12.75	12.75
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.75	21.00	1.00	1.00
##000000	12.75	21.00	1.00	1.00

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.

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