#39dcef
a balanced, electric cyan · cool · closest name: cyan
RGB
57, 220, 239
HSL
186°, 85%, 58%
CMYK
76, 8, 0, 6
Luminance
0.5829
Every format
| HEX | #39dcef |
| RGB | rgb(57, 220, 239) |
| HSL | hsl(186, 85%, 58%) |
| CMYK | cmyk(76%, 8%, 0%, 6%) |
| LAB | lab(80.9 -34.3 -21.1) |
| LCH | lch(80.9 40.2 211.6) |
| OKLCH | oklch(0.822 0.130 206.9) |
Copy-ready code
/* CSS */
color: #39dcef;
background-color: #39dcef;
/* Tailwind (arbitrary) */
class="text-[#39dcef] bg-[#39dcef]"
/* SCSS */
$brand: #39dcef;
/* SwiftUI */
Color(red: 0.224, green: 0.863, blue: 0.937)
/* Android */
Color.parseColor("#39dcef")Accessibility — WCAG contrast
Aa
#39dcef on white: 1.66:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#39dcef on black: 12.66:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green86.3%
Blue93.7%
CMYK percentages
Cyan76.2%
Magenta7.9%
Yellow0.0%
Key (black)6.3%
Color previews
#39dcef text on a black background
contrast 12.66:1
Card sample
#39dcef text on a white background
contrast 1.66:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #39dcef;
Background color
Panel with #39dcef background
background-color: #39dcef;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #39dcef;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 220, 239, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 220, 239, 0.45);
Border & gradient
Gradient panel
border: 3px solid #39dcef; background: linear-gradient(135deg, #39dcef, #3962EF);