#42dbfd
a balanced, electric cyan · cool · closest name: skyblue
RGB
66, 219, 253
HSL
191°, 98%, 63%
CMYK
74, 13, 0, 1
Luminance
0.5891
Every format
| HEX | #42dbfd |
| RGB | rgb(66, 219, 253) |
| HSL | hsl(191, 98%, 63%) |
| CMYK | cmyk(74%, 13%, 0%, 1%) |
| LAB | lab(81.2 -28.6 -28.0) |
| LCH | lch(81.2 40.0 224.4) |
| OKLCH | oklch(0.827 0.132 216.3) |
Copy-ready code
/* CSS */
color: #42dbfd;
background-color: #42dbfd;
/* Tailwind (arbitrary) */
class="text-[#42dbfd] bg-[#42dbfd]"
/* SCSS */
$brand: #42dbfd;
/* SwiftUI */
Color(red: 0.259, green: 0.859, blue: 0.992)
/* Android */
Color.parseColor("#42dbfd")Accessibility — WCAG contrast
Aa
#42dbfd on white: 1.64:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#42dbfd on black: 12.78:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green85.9%
Blue99.2%
CMYK percentages
Cyan73.9%
Magenta13.4%
Yellow0.0%
Key (black)0.8%
Color previews
#42dbfd text on a black background
contrast 12.78:1
Card sample
#42dbfd text on a white background
contrast 1.64:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #42dbfd;
Background color
Panel with #42dbfd background
background-color: #42dbfd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #42dbfd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 219, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 219, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #42dbfd; background: linear-gradient(135deg, #42dbfd, #425EFD);