#63D8FC#63D8FC

#63D8FC is a very light, moderate cyan. Relative luminance 0.588; OKLCH L 82.9% C 0.116 H 221.1°. Best body text is #000000 at 12.76:1 contrast (WCAG AA passes).

Color values

HEX	#63D8FC
RGB	rgb(99, 216, 252)
HSL	hsl(194, 96%, 69%)
HSV	hsv(194, 61%, 99%)
CMYK	cmyk(60.7%, 14.3%, 0%, 1.2%)
CIE-LAB	lab(81.17, -22.73, -27.47)
CIE-LCH	lch(81.17, 35.65, 230.39°)
OKLab	oklab(82.86% -0.0875 -0.0764)
OKLCH	oklch(82.86% 0.116 221.1)
XYZ	xyz(47.2651, 58.7879, 100.9329)
Luminance	0.5879 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D8FC #FC8763

analogous

#63FCD4 #63D8FC #638CFC

triadic

#63D8FC #FC63D8 #D8FC63

tetradic

#63D8FC #D463FC #FC8763 #8CFC63

square

#63D8FC #D463FC #FC8763 #8CFC63

split-complementary

#63D8FC #FC638C #FCD463

monochromatic

#04ADE0 #27C9FB #63D8FC #9FE7FD #DBF6FE

Accessibility & contrast

On white

1.65

#63D8FC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.76

#63D8FC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D8FC

12.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D8FC	#FFFFFF	#000000	##000000
##63D8FC	1.00	1.65	12.76	12.76
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.76	21.00	1.00	1.00
##000000	12.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2D3FE

Deuteranopia (green-blind)

#ACC3FC

Tritanopia (blue-blind)

#00E4E3

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #63d8fc;
/* rgb */ color: rgb(99, 216, 252);
/* oklch */ color: oklch(82.9% 0.116 221.1);

Tailwind

colors: {
  custom: {
    50: '#9de4fd',
    500: '#63d8fc',
    950: '#000000',
  },
}

SCSS

$custom: #63d8fc;
$custom-light: #9de4fd;
$custom-dark: #000000;

JSON

{
  "hex": "#63d8fc",
  "rgb": {
    "r": 99,
    "g": 216,
    "b": 252
  },
  "hsl": {
    "h": 194.118,
    "s": 96.226,
    "l": 68.824
  },
  "oklch": {
    "l": 0.82857,
    "c": 0.11619,
    "h": 221.1
  },
  "luminance": 0.58793
}

Semantic roles & 50–950 ramp

primary

#63D8FC

secondary

#D6552D

accent

#3600E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#101517

muted

#808485

Preview Lab

Preview with #63D8FC

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

Preview Lab → · Contrast checker → · Palette generator →