#5BC1FF#5BC1FF

#5BC1FF is a light, vivid cyan. Relative luminance 0.476; OKLCH L 77.6% C 0.130 H 238.3°. Best body text is #000000 at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#5BC1FF
RGB	rgb(91, 193, 255)
HSL	hsl(203, 100%, 68%)
HSV	hsv(203, 64%, 100%)
CMYK	cmyk(64.3%, 24.3%, 0%, 0%)
CIE-LAB	lab(74.56, -11.24, -39.29)
CIE-LCH	lch(74.56, 40.87, 254.03°)
OKLab	oklab(77.55% -0.0681 -0.1104)
OKLCH	oklch(77.55% 0.13 238.3)
XYZ	xyz(41.4274, 47.5798, 101.5889)
Luminance	0.4758 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BC1FF #FF995B

analogous

#5BFFEB #5BC1FF #5B6FFF

triadic

#5BC1FF #FF5BC1 #C1FF5B

tetradic

#5BC1FF #EB5BFF #FF995B #6FFF5B

square

#5BC1FF #EB5BFF #FF995B #6FFF5B

split-complementary

#5BC1FF #FF5B6F #FFEB5B

monochromatic

#008BE0 #1EAAFF #5BC1FF #98D8FF #D5EFFF

Accessibility & contrast

On white

2.00

#5BC1FF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.52

#5BC1FF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BC1FF

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BC1FF	#FFFFFF	#000000	##000000
##5BC1FF	1.00	2.00	10.52	10.52
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.52	21.00	1.00	1.00
##000000	10.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4C1FF

Deuteranopia (green-blind)

#8EB0FE

Tritanopia (blue-blind)

#00D1D6

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #5bc1ff;
/* rgb */ color: rgb(91, 193, 255);
/* oklch */ color: oklch(77.6% 0.130 238.3);

Tailwind

colors: {
  custom: {
    50: '#99d3ff',
    500: '#5bc1ff',
    950: '#000000',
  },
}

SCSS

$custom: #5bc1ff;
$custom-light: #99d3ff;
$custom-dark: #000000;

JSON

{
  "hex": "#5bc1ff",
  "rgb": {
    "r": 91,
    "g": 193,
    "b": 255
  },
  "hsl": {
    "h": 202.683,
    "s": 100,
    "l": 67.843
  },
  "oklch": {
    "l": 0.77551,
    "c": 0.12974,
    "h": 238.3
  },
  "luminance": 0.47584
}

Semantic roles & 50–950 ramp

primary

#5BC1FF

secondary

#F4D5C2

accent

#5700E6

background

#FAFCFF

surface

#F4F9FF

border

#CED2D7

text

#0F1418

muted

#7F8286

Preview Lab

Preview with #5BC1FF

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

Preview Lab → · Contrast checker → · Palette generator →