#5BCBFE#5BCBFE

#5BCBFE is a light, vivid cyan. Relative luminance 0.521; OKLCH L 79.7% C 0.124 H 230.9°. Best body text is #000000 at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#5BCBFE
RGB	rgb(91, 203, 254)
HSL	hsl(199, 99%, 68%)
HSV	hsv(199, 64%, 100%)
CMYK	cmyk(64.2%, 20.1%, 0%, 0.4%)
CIE-LAB	lab(77.33, -16.82, -34.46)
CIE-LCH	lch(77.33, 38.35, 243.98°)
OKLab	oklab(79.74% -0.0784 -0.0965)
OKLCH	oklch(79.74% 0.124 230.9)
XYZ	xyz(43.5527, 52.0872, 101.5053)
Luminance	0.5209 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BCBFE #FE8E5B

analogous

#5BFEDF #5BCBFE #5B79FE

triadic

#5BCBFE #FE5BCB #CBFE5B

tetradic

#5BCBFE #DF5BFE #FE8E5B #79FE5B

square

#5BCBFE #DF5BFE #FE8E5B #79FE5B

split-complementary

#5BCBFE #FE5B79 #FEDF5B

monochromatic

#0198DD #1EB8FE #5BCBFE #98DEFE #D5F2FF

Accessibility & contrast

On white

1.84

#5BCBFE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.42

#5BCBFE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BCBFE

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BCBFE	#FFFFFF	#000000	##000000
##5BCBFE	1.00	1.84	11.42	11.42
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.42	21.00	1.00	1.00
##000000	11.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1C8FF

Deuteranopia (green-blind)

#9BB8FD

Tritanopia (blue-blind)

#00D9DC

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #5bcbfe;
/* rgb */ color: rgb(91, 203, 254);
/* oklch */ color: oklch(79.7% 0.124 230.9);

Tailwind

colors: {
  custom: {
    50: '#99daff',
    500: '#5bcbfe',
    950: '#000000',
  },
}

SCSS

$custom: #5bcbfe;
$custom-light: #99daff;
$custom-dark: #000000;

JSON

{
  "hex": "#5bcbfe",
  "rgb": {
    "r": 91,
    "g": 203,
    "b": 254
  },
  "hsl": {
    "h": 198.773,
    "s": 98.788,
    "l": 67.647
  },
  "oklch": {
    "l": 0.79743,
    "c": 0.1243,
    "h": 230.9
  },
  "luminance": 0.52092
}

Semantic roles & 50–950 ramp

primary

#5BCBFE

secondary

#D65E27

accent

#4800E6

background

#FCFEFF

surface

#F5FBFF

border

#CFD4D7

text

#0F1518

muted

#808486

Preview Lab

Preview with #5BCBFE

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

Preview Lab → · Contrast checker → · Palette generator →