#5BCDFB#5BCDFB

#5BCDFB is a light, vivid cyan. Relative luminance 0.529; OKLCH L 80.1% C 0.121 H 227.8°. Best body text is #000000 at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#5BCDFB
RGB	rgb(91, 205, 251)
HSL	hsl(197, 95%, 67%)
HSV	hsv(197, 64%, 98%)
CMYK	cmyk(63.7%, 18.3%, 0%, 1.6%)
CIE-LAB	lab(77.78, -18.77, -32.16)
CIE-LCH	lch(77.78, 37.24, 239.72°)
OKLab	oklab(80.07% -0.0814 -0.0899)
OKLCH	oklch(80.07% 0.121 227.8)
XYZ	xyz(43.5514, 52.8473, 99.1534)
Luminance	0.5285 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BCDFB #FB895B

analogous

#5BFBD9 #5BCDFB #5B7DFB

triadic

#5BCDFB #FB5BCD #CDFB5B

tetradic

#5BCDFB #D95BFB #FB895B #7DFB5B

square

#5BCDFB #D95BFB #FB895B #7DFB5B

split-complementary

#5BCDFB #FB5B7D #FBD95B

monochromatic

#059AD6 #1FBBFA #5BCDFB #97DFFC #D2F1FE

Accessibility & contrast

On white

1.81

#5BCDFB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.57

#5BCDFB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BCDFB

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BCDFB	#FFFFFF	#000000	##000000
##5BCDFB	1.00	1.81	11.57	11.57
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.57	21.00	1.00	1.00
##000000	11.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5CAFD

Deuteranopia (green-blind)

#9EB9FA

Tritanopia (blue-blind)

#00DADC

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #5bcdfb;
/* rgb */ color: rgb(91, 205, 251);
/* oklch */ color: oklch(80.1% 0.121 227.8);

Tailwind

colors: {
  custom: {
    50: '#99dcfc',
    500: '#5bcdfb',
    950: '#000000',
  },
}

SCSS

$custom: #5bcdfb;
$custom-light: #99dcfc;
$custom-dark: #000000;

JSON

{
  "hex": "#5bcdfb",
  "rgb": {
    "r": 91,
    "g": 205,
    "b": 251
  },
  "hsl": {
    "h": 197.25,
    "s": 95.238,
    "l": 67.059
  },
  "oklch": {
    "l": 0.80066,
    "c": 0.12128,
    "h": 227.8
  },
  "luminance": 0.52852
}

Semantic roles & 50–950 ramp

primary

#5BCDFB

secondary

#D15A2A

accent

#4200E6

background

#FCFEFF

surface

#F5FCFF

border

#CFD5D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #5BCDFB

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

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