#63D0F8#63D0F8

#63D0F8 is a light, moderate cyan. Relative luminance 0.545; OKLCH L 80.9% C 0.114 H 225.0°. Best body text is #000000 at 11.91:1 contrast (WCAG AA passes).

Color values

HEX#63D0F8
RGBrgb(99, 208, 248)
HSLhsl(196, 91%, 68%)
HSVhsv(196, 60%, 97%)
CMYKcmyk(60.1%, 16.1%, 0%, 2.7%)
CIE-LABlab(78.77, -19.86, -29.01)
CIE-LCHlch(78.77, 35.16, 235.61°)
OKLaboklab(80.89% -0.0808 -0.0808)
OKLCHoklch(80.89% 0.114 225)
XYZxyz(44.6381, 54.5373, 96.9630)
Luminance0.5454 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#63D0F8 #F88B63
analogous
#63F8D5 #63D0F8 #6386F8
triadic
#63D0F8 #F863D0 #D0F863
tetradic
#63D0F8 #D563F8 #F88B63 #86F863
square
#63D0F8 #D563F8 #F88B63 #86F863
split-complementary
#63D0F8 #F86386 #F8D563
monochromatic
#0AA0D7 #28BEF5 #63D0F8 #9EE2FB #D8F3FD

Accessibility & contrast

On white

1.76
#63D0F8 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.91
#63D0F8 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D0F8
11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##63D0F8#FFFFFF#000000##000000
##63D0F81.001.7611.9111.91
#FFFFFF1.761.0021.0021.00
#00000011.9121.001.001.00
##00000011.9121.001.001.00

Color blindness preview

Protanopia (red-blind)
#BACCFA
Deuteranopia (green-blind)
#A5BCF8
Tritanopia (blue-blind)
#00DCDD
Achromatopsia (no color)
#C3C3C3

Design tokens & code

CSS
--color: #63d0f8;
/* rgb */ color: rgb(99, 208, 248);
/* oklch */ color: oklch(80.9% 0.114 225.0);
Tailwind
colors: {
  custom: {
    50: '#9cdefa',
    500: '#63d0f8',
    950: '#000000',
  },
}
SCSS
$custom: #63d0f8;
$custom-light: #9cdefa;
$custom-dark: #000000;
JSON
{
  "hex": "#63d0f8",
  "rgb": {
    "r": 99,
    "g": 208,
    "b": 248
  },
  "hsl": {
    "h": 196.107,
    "s": 91.411,
    "l": 68.039
  },
  "oklch": {
    "l": 0.8089,
    "c": 0.11428,
    "h": 225
  },
  "luminance": 0.54542
}

Semantic roles & 50–950 ramp

primary
#63D0F8
secondary
#D15A2E
accent
#3E00E6
background
#FCFEFF
surface
#F6FCFF
border
#D0D5D7
text
#0F1517
muted
#808485

Preview Lab

Preview with #63D0F8

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

Preview Lab → · Contrast checker → · Palette generator →

#63D0F8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva