#63CBFC#63CBFC

#63CBFC is a light, moderate cyan. Relative luminance 0.524; OKLCH L 79.9% C 0.119 H 231.3°. Best body text is #000000 at 11.48:1 contrast (WCAG AA passes).

Color values

HEX	#63CBFC
RGB	rgb(99, 203, 252)
HSL	hsl(199, 96%, 69%)
HSV	hsv(199, 61%, 99%)
CMYK	cmyk(60.7%, 19.4%, 0%, 1.2%)
CIE-LAB	lab(77.51, -16.09, -33.09)
CIE-LCH	lch(77.51, 36.80, 244.07°)
OKLab	oklab(79.93% -0.0742 -0.0925)
OKLCH	oklch(79.93% 0.119 231.3)
XYZ	xyz(44.0654, 52.3884, 99.8663)
Luminance	0.5239 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63CBFC #FC9463

analogous

#63FCE1 #63CBFC #637FFC

triadic

#63CBFC #FC63CB #CBFC63

tetradic

#63CBFC #E163FC #FC9463 #7FFC63

square

#63CBFC #E163FC #FC9463 #7FFC63

split-complementary

#63CBFC #FC637F #FCE163

monochromatic

#049AE0 #27B7FB #63CBFC #9FDFFD #DBF3FE

Accessibility & contrast

On white

1.83

#63CBFC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.48

#63CBFC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CBFC

11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63CBFC	#FFFFFF	#000000	##000000
##63CBFC	1.00	1.83	11.48	11.48
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.48	21.00	1.00	1.00
##000000	11.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3C8FE

Deuteranopia (green-blind)

#9DB9FB

Tritanopia (blue-blind)

#00D8DB

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #63cbfc;
/* rgb */ color: rgb(99, 203, 252);
/* oklch */ color: oklch(79.9% 0.119 231.3);

Tailwind

colors: {
  custom: {
    50: '#9cdafd',
    500: '#63cbfc',
    950: '#000000',
  },
}

SCSS

$custom: #63cbfc;
$custom-light: #9cdafd;
$custom-dark: #000000;

JSON

{
  "hex": "#63cbfc",
  "rgb": {
    "r": 99,
    "g": 203,
    "b": 252
  },
  "hsl": {
    "h": 199.216,
    "s": 96.226,
    "l": 68.824
  },
  "oklch": {
    "l": 0.79933,
    "c": 0.11858,
    "h": 231.3
  },
  "luminance": 0.52393
}

Semantic roles & 50–950 ramp

primary

#63CBFC

secondary

#D6632D

accent

#4A00E6

background

#FCFEFF

surface

#F6FBFF

border

#D0D4D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #63CBFC

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

Preview Lab → · Contrast checker → · Palette generator →