#5BDDFF#5BDDFF

#5BDDFF is a very light, vivid cyan. Relative luminance 0.612; OKLCH L 83.9% C 0.122 H 218.2°. Best body text is #000000 at 13.23:1 contrast (WCAG AA passes).

Color values

HEX	#5BDDFF
RGB	rgb(91, 221, 255)
HSL	hsl(192, 100%, 68%)
HSV	hsv(192, 64%, 100%)
CMYK	cmyk(64.3%, 13.3%, 0%, 0%)
CIE-LAB	lab(82.46, -25.64, -27.11)
CIE-LCH	lch(82.46, 37.31, 226.60°)
OKLab	oklab(83.86% -0.0959 -0.0755)
OKLCH	oklch(83.86% 0.122 218.2)
XYZ	xyz(48.2134, 61.1519, 103.8509)
Luminance	0.6116 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BDDFF #FF7D5B

analogous

#5BFFCF #5BDDFF #5B8BFF

triadic

#5BDDFF #FF5BDD #DDFF5B

tetradic

#5BDDFF #CF5BFF #FF7D5B #8BFF5B

square

#5BDDFF #CF5BFF #FF7D5B #8BFF5B

split-complementary

#5BDDFF #FF5B8B #FFCF5B

monochromatic

#00B1E0 #1ED0FF #5BDDFF #98EAFF #D5F6FF

Accessibility & contrast

On white

1.59

#5BDDFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.23

#5BDDFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BDDFF

13.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BDDFF	#FFFFFF	#000000	##000000
##5BDDFF	1.00	1.59	13.23	13.23
#FFFFFF	1.59	1.00	21.00	21.00
#000000	13.23	21.00	1.00	1.00
##000000	13.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7D7FF

Deuteranopia (green-blind)

#B0C6FF

Tritanopia (blue-blind)

#00E9E8

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #5bddff;
/* rgb */ color: rgb(91, 221, 255);
/* oklch */ color: oklch(83.9% 0.122 218.2);

Tailwind

colors: {
  custom: {
    50: '#9ae7ff',
    500: '#5bddff',
    950: '#000000',
  },
}

SCSS

$custom: #5bddff;
$custom-light: #9ae7ff;
$custom-dark: #000000;

JSON

{
  "hex": "#5bddff",
  "rgb": {
    "r": 91,
    "g": 221,
    "b": 255
  },
  "hsl": {
    "h": 192.439,
    "s": 100,
    "l": 67.843
  },
  "oklch": {
    "l": 0.83856,
    "c": 0.12205,
    "h": 218.2
  },
  "luminance": 0.61157
}

Semantic roles & 50–950 ramp

primary

#5BDDFF

secondary

#D84B26

accent

#3000E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#0F1618

muted

#808486

Preview Lab

Preview with #5BDDFF

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

Preview Lab → · Contrast checker → · Palette generator →