#18bcdf
a balanced, electric cyan · cool · closest name: skyblue
RGB
24, 188, 223
HSL
191°, 81%, 48%
CMYK
89, 16, 0, 13
Luminance
0.4149
Every format
| HEX | #18bcdf |
| RGB | rgb(24, 188, 223) |
| HSL | hsl(191, 81%, 48%) |
| CMYK | cmyk(89%, 16%, 0%, 13%) |
| LAB | lab(70.5 -26.3 -28.4) |
| LCH | lch(70.5 38.6 227.2) |
| OKLCH | oklch(0.735 0.129 218.1) |
Copy-ready code
/* CSS */
color: #18bcdf;
background-color: #18bcdf;
/* Tailwind (arbitrary) */
class="text-[#18bcdf] bg-[#18bcdf]"
/* SCSS */
$brand: #18bcdf;
/* SwiftUI */
Color(red: 0.094, green: 0.737, blue: 0.875)
/* Android */
Color.parseColor("#18bcdf")Accessibility — WCAG contrast
Aa
#18bcdf on white: 2.26:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#18bcdf on black: 9.30:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.4%
Green73.7%
Blue87.5%
CMYK percentages
Cyan89.2%
Magenta15.7%
Yellow0.0%
Key (black)12.5%
Color previews
#18bcdf text on a black background
contrast 9.30:1
Card sample
#18bcdf text on a white background
contrast 2.26:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #18bcdf;
Background color
Panel with #18bcdf background
background-color: #18bcdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #18bcdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(24, 188, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(24, 188, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #18bcdf; background: linear-gradient(135deg, #18bcdf, #1837DF);