#17acef
a balanced, electric cyan · cool · closest name: steelblue
RGB
23, 172, 239
HSL
199°, 87%, 51%
CMYK
90, 28, 0, 6
Luminance
0.3592
Every format
| HEX | #17acef |
| RGB | rgb(23, 172, 239) |
| HSL | hsl(199, 87%, 51%) |
| CMYK | cmyk(90%, 28%, 0%, 6%) |
| LAB | lab(66.5 -12.4 -43.4) |
| LCH | lch(66.5 45.1 254.0) |
| OKLCH | oklch(0.705 0.148 236.2) |
Copy-ready code
/* CSS */
color: #17acef;
background-color: #17acef;
/* Tailwind (arbitrary) */
class="text-[#17acef] bg-[#17acef]"
/* SCSS */
$brand: #17acef;
/* SwiftUI */
Color(red: 0.090, green: 0.675, blue: 0.937)
/* Android */
Color.parseColor("#17acef")Accessibility — WCAG contrast
Aa
#17acef on white: 2.57:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#17acef on black: 8.18:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green67.5%
Blue93.7%
CMYK percentages
Cyan90.4%
Magenta28.0%
Yellow0.0%
Key (black)6.3%
Color previews
#17acef text on a black background
contrast 8.18:1
Card sample
#17acef text on a white background
contrast 2.57:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #17acef;
Background color
Panel with #17acef background
background-color: #17acef;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #17acef;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 172, 239, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 172, 239, 0.45);
Border & gradient
Gradient panel
border: 3px solid #17acef; background: linear-gradient(135deg, #17acef, #171CEF);