#18b3fd
a balanced, electric cyan · cool · closest name: steelblue
RGB
24, 179, 253
HSL
199°, 98%, 54%
CMYK
91, 29, 0, 1
Luminance
0.3953
Every format
| HEX | #18b3fd |
| RGB | rgb(24, 179, 253) |
| HSL | hsl(199, 98%, 54%) |
| CMYK | cmyk(91%, 29%, 0%, 1%) |
| LAB | lab(69.1 -11.2 -46.8) |
| LCH | lch(69.1 48.1 256.5) |
| OKLCH | oklch(0.728 0.157 237.9) |
Copy-ready code
/* CSS */
color: #18b3fd;
background-color: #18b3fd;
/* Tailwind (arbitrary) */
class="text-[#18b3fd] bg-[#18b3fd]"
/* SCSS */
$brand: #18b3fd;
/* SwiftUI */
Color(red: 0.094, green: 0.702, blue: 0.992)
/* Android */
Color.parseColor("#18b3fd")Accessibility — WCAG contrast
Aa
#18b3fd on white: 2.36:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#18b3fd on black: 8.91:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.4%
Green70.2%
Blue99.2%
CMYK percentages
Cyan90.5%
Magenta29.2%
Yellow0.0%
Key (black)0.8%
Color previews
#18b3fd text on a black background
contrast 8.91:1
Card sample
#18b3fd text on a white background
contrast 2.36:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #18b3fd;
Background color
Panel with #18b3fd background
background-color: #18b3fd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #18b3fd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(24, 179, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(24, 179, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #18b3fd; background: linear-gradient(135deg, #18b3fd, #181AFD);