#63D1F7#63D1F7
#63D1F7 is a light, moderate cyan. Relative luminance 0.550; OKLCH L 81.1% C 0.113 H 223.6°. Best body text is #000000 at 11.99:1 contrast (WCAG AA passes).
Color values
| HEX | #63D1F7 |
|---|---|
| RGB | rgb(99, 209, 247) |
| HSL | hsl(195, 90%, 68%) |
| HSV | hsv(195, 60%, 97%) |
| CMYK | cmyk(59.9%, 15.4%, 0%, 3.1%) |
| CIE-LAB | lab(79.02, -20.66, -28.10) |
| CIE-LCH | lch(79.02, 34.88, 233.68°) |
| OKLab | oklab(81.08% -0.0821 -0.0783) |
| OKLCH | oklch(81.08% 0.113 223.6) |
| XYZ | xyz(44.7279, 54.9645, 96.2297) |
| Luminance | 0.5497 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Bright Sky Blue
#02CCFE
ΔE00 3.78
Sky Blue
#87CEEB
ΔE00 3.87
Baby Blue
#89CFF0
ΔE00 4.10
Neon Blue
#04D9FF
ΔE00 4.52
Lightblue (survey)
#7BC8F6
ΔE00 5.56
Lightskyblue
#87CEFA
ΔE00 5.74
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#63D1F7 #F78963
analogous
#63F7D3 #63D1F7 #6387F7
triadic
#63D1F7 #F763D1 #D1F763
tetradic
#63D1F7 #D363F7 #F78963 #87F763
square
#63D1F7 #D363F7 #F78963 #87F763
split-complementary
#63D1F7 #F76387 #F7D363
monochromatic
#0BA1D5 #29C0F4 #63D1F7 #9DE2FA #D7F3FD
Accessibility & contrast
On white
1.75
#63D1F7 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
11.99
#63D1F7 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #63D1F7
11.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##63D1F7 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##63D1F7 | 1.00 | 1.75 | 11.99 | 11.99 |
| #FFFFFF | 1.75 | 1.00 | 21.00 | 21.00 |
| #000000 | 11.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 11.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#BBCDF9
Deuteranopia (green-blind)
#A6BDF7
Tritanopia (blue-blind)
#00DDDD
Achromatopsia (no color)
#C4C4C4
Design tokens & code
CSS
--color: #63d1f7; /* rgb */ color: rgb(99, 209, 247); /* oklch */ color: oklch(81.1% 0.113 223.6);
Tailwind
colors: {
custom: {
50: '#9cdffa',
500: '#63d1f7',
950: '#000000',
},
}SCSS
$custom: #63d1f7; $custom-light: #9cdffa; $custom-dark: #000000;
JSON
{
"hex": "#63d1f7",
"rgb": {
"r": 99,
"g": 209,
"b": 247
},
"hsl": {
"h": 195.405,
"s": 90.244,
"l": 67.843
},
"oklch": {
"l": 0.81076,
"c": 0.11346,
"h": 223.6
},
"luminance": 0.54969
}Semantic roles & 50–950 ramp
primary
#63D1F7
secondary
#CF582F
accent
#3B00E6
background
#FCFEFF
surface
#F6FCFF
border
#D0D5D7
text
#0F1517
muted
#808485