#42abcf
a balanced, vivid cyan · cool · closest name: skyblue
RGB
66, 171, 207
HSL
195°, 60%, 54%
CMYK
68, 17, 0, 19
Luminance
0.3479
Every format
| HEX | #42abcf |
| RGB | rgb(66, 171, 207) |
| HSL | hsl(195, 60%, 54%) |
| CMYK | cmyk(68%, 17%, 0%, 19%) |
| LAB | lab(65.6 -18.7 -27.1) |
| LCH | lch(65.6 32.9 235.4) |
| OKLCH | oklch(0.696 0.108 224.5) |
Copy-ready code
/* CSS */
color: #42abcf;
background-color: #42abcf;
/* Tailwind (arbitrary) */
class="text-[#42abcf] bg-[#42abcf]"
/* SCSS */
$brand: #42abcf;
/* SwiftUI */
Color(red: 0.259, green: 0.671, blue: 0.812)
/* Android */
Color.parseColor("#42abcf")Accessibility — WCAG contrast
Aa
#42abcf on white: 2.64:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#42abcf on black: 7.96:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green67.1%
Blue81.2%
CMYK percentages
Cyan68.1%
Magenta17.4%
Yellow0.0%
Key (black)18.8%
Color previews
#42abcf text on a black background
contrast 7.96:1
Card sample
#42abcf text on a white background
contrast 2.64:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #42abcf;
Background color
Panel with #42abcf background
background-color: #42abcf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #42abcf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 171, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 171, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #42abcf; background: linear-gradient(135deg, #42abcf, #424DCF);