#5BDEFD#5BDEFD

#5BDEFD is a very light, vivid cyan. Relative luminance 0.616; OKLCH L 84.0% C 0.121 H 216.2°. Best body text is #000000 at 13.31:1 contrast (WCAG AA passes).

Color values

HEX	#5BDEFD
RGB	rgb(91, 222, 253)
HSL	hsl(191, 98%, 67%)
HSV	hsv(191, 64%, 99%)
CMYK	cmyk(64%, 12.3%, 0%, 0.8%)
CIE-LAB	lab(82.68, -26.72, -25.73)
CIE-LCH	lch(82.68, 37.09, 223.92°)
OKLab	oklab(84.01% -0.0976 -0.0716)
OKLCH	oklch(84.01% 0.121 216.2)
XYZ	xyz(48.1580, 61.5534, 102.2524)
Luminance	0.6156 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BDEFD #FD7A5B

analogous

#5BFDCB #5BDEFD #5B8DFD

triadic

#5BDEFD #FD5BDE #DEFD5B

tetradic

#5BDEFD #CB5BFD #FD7A5B #8DFD5B

square

#5BDEFD #CB5BFD #FD7A5B #8DFD5B

split-complementary

#5BDEFD #FD5B8D #FDCB5B

monochromatic

#03B2DB #1FD2FC #5BDEFD #97EAFE #D4F6FE

Accessibility & contrast

On white

1.58

#5BDEFD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.31

#5BDEFD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BDEFD

13.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BDEFD	#FFFFFF	#000000	##000000
##5BDEFD	1.00	1.58	13.31	13.31
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.31	21.00	1.00	1.00
##000000	13.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9D8FF

Deuteranopia (green-blind)

#B2C6FD

Tritanopia (blue-blind)

#00E9E8

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #5bdefd;
/* rgb */ color: rgb(91, 222, 253);
/* oklch */ color: oklch(84.0% 0.121 216.2);

Tailwind

colors: {
  custom: {
    50: '#9ae8fe',
    500: '#5bdefd',
    950: '#000000',
  },
}

SCSS

$custom: #5bdefd;
$custom-light: #9ae8fe;
$custom-dark: #000000;

JSON

{
  "hex": "#5bdefd",
  "rgb": {
    "r": 91,
    "g": 222,
    "b": 253
  },
  "hsl": {
    "h": 191.481,
    "s": 97.59,
    "l": 67.451
  },
  "oklch": {
    "l": 0.84006,
    "c": 0.12106,
    "h": 216.2
  },
  "luminance": 0.61559
}

Semantic roles & 50–950 ramp

primary

#5BDEFD

secondary

#D44928

accent

#2C00E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#0F1617

muted

#808485

Preview Lab

Preview with #5BDEFD

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

Preview Lab → · Contrast checker → · Palette generator →