#63D2F9#63D2F9

#63D2F9 is a light, moderate cyan. Relative luminance 0.556; OKLCH L 81.4% C 0.115 H 224.0°. Best body text is #000000 at 12.12:1 contrast (WCAG AA passes).

Color values

HEX#63D2F9
RGBrgb(99, 210, 249)
HSLhsl(196, 93%, 68%)
HSVhsv(196, 60%, 98%)
CMYKcmyk(60.2%, 15.7%, 0%, 2.4%)
CIE-LABlab(79.37, -20.58, -28.63)
CIE-LCHlch(79.37, 35.26, 234.29°)
OKLaboklab(81.38% -0.0824 -0.0797)
OKLCHoklch(81.38% 0.115 224)
XYZxyz(45.2843, 55.5808, 97.9458)
Luminance0.5558 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#63D2F9 #F98A63
analogous
#63F9D5 #63D2F9 #6387F9
triadic
#63D2F9 #F963D2 #D2F963
tetradic
#63D2F9 #D563F9 #F98A63 #87F963
square
#63D2F9 #D563F9 #F98A63 #87F963
split-complementary
#63D2F9 #F96387 #F9D563
monochromatic
#08A3D9 #28C1F7 #63D2F9 #9EE3FB #D9F4FE

Accessibility & contrast

On white

1.73
#63D2F9 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.12
#63D2F9 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D2F9
12.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##63D2F9#FFFFFF#000000##000000
##63D2F91.001.7312.1212.12
#FFFFFF1.731.0021.0021.00
#00000012.1221.001.001.00
##00000012.1221.001.001.00

Color blindness preview

Protanopia (red-blind)
#BCCEFB
Deuteranopia (green-blind)
#A7BEF9
Tritanopia (blue-blind)
#00DEDE
Achromatopsia (no color)
#C5C5C5

Design tokens & code

CSS
--color: #63d2f9;
/* rgb */ color: rgb(99, 210, 249);
/* oklch */ color: oklch(81.4% 0.115 224.0);
Tailwind
colors: {
  custom: {
    50: '#9ce0fb',
    500: '#63d2f9',
    950: '#000000',
  },
}
SCSS
$custom: #63d2f9;
$custom-light: #9ce0fb;
$custom-dark: #000000;
JSON
{
  "hex": "#63d2f9",
  "rgb": {
    "r": 99,
    "g": 210,
    "b": 249
  },
  "hsl": {
    "h": 195.6,
    "s": 92.593,
    "l": 68.235
  },
  "oklch": {
    "l": 0.81382,
    "c": 0.1147,
    "h": 224
  },
  "luminance": 0.55585
}

Semantic roles & 50–950 ramp

primary
#63D2F9
secondary
#D2592E
accent
#3C00E6
background
#FCFEFF
surface
#F6FCFF
border
#D0D5D7
text
#0F1517
muted
#808485

Preview Lab

Preview with #63D2F9

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

Preview Lab → · Contrast checker → · Palette generator →

#63D2F9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva