#63CDFE#63CDFE

#63CDFE is a light, moderate cyan. Relative luminance 0.535; OKLCH L 80.5% C 0.120 H 230.8°. Best body text is #000000 at 11.69:1 contrast (WCAG AA passes).

Color values

HEX	#63CDFE
RGB	rgb(99, 205, 254)
HSL	hsl(199, 99%, 69%)
HSV	hsv(199, 61%, 100%)
CMYK	cmyk(61%, 19.3%, 0%, 0.4%)
CIE-LAB	lab(78.15, -16.53, -33.18)
CIE-LCH	lch(78.15, 37.06, 243.52°)
OKLab	oklab(80.47% -0.0756 -0.0927)
OKLCH	oklch(80.47% 0.12 230.8)
XYZ	xyz(44.8594, 53.4666, 101.7027)
Luminance	0.5347 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63CDFE #FE9463

analogous

#63FEE2 #63CDFE #6380FE

triadic

#63CDFE #FE63CD #CDFE63

tetradic

#63CDFE #E263FE #FE9463 #80FE63

square

#63CDFE #E263FE #FE9463 #80FE63

split-complementary

#63CDFE #FE6380 #FEE263

monochromatic

#019DE5 #26BAFE #63CDFE #A0E0FE #DDF4FF

Accessibility & contrast

On white

1.80

#63CDFE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.69

#63CDFE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CDFE

11.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63CDFE	#FFFFFF	#000000	##000000
##63CDFE	1.00	1.80	11.69	11.69
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.69	21.00	1.00	1.00
##000000	11.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4CAFF

Deuteranopia (green-blind)

#9FBAFD

Tritanopia (blue-blind)

#00DBDD

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #63cdfe;
/* rgb */ color: rgb(99, 205, 254);
/* oklch */ color: oklch(80.5% 0.120 230.8);

Tailwind

colors: {
  custom: {
    50: '#9ddcff',
    500: '#63cdfe',
    950: '#000000',
  },
}

SCSS

$custom: #63cdfe;
$custom-light: #9ddcff;
$custom-dark: #000000;

JSON

{
  "hex": "#63cdfe",
  "rgb": {
    "r": 99,
    "g": 205,
    "b": 254
  },
  "hsl": {
    "h": 198.968,
    "s": 98.726,
    "l": 69.216
  },
  "oklch": {
    "l": 0.80465,
    "c": 0.1196,
    "h": 230.8
  },
  "luminance": 0.53471
}

Semantic roles & 50–950 ramp

primary

#63CDFE

secondary

#D9632D

accent

#4900E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#0F1518

muted

#808486

Preview Lab

Preview with #63CDFE

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

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