#40bfd3
a balanced, vivid cyan · cool · closest name: skyblue
RGB
64, 191, 211
HSL
188°, 63%, 54%
CMYK
70, 10, 0, 17
Luminance
0.4305
Every format
| HEX | #40bfd3 |
| RGB | rgb(64, 191, 211) |
| HSL | hsl(188, 63%, 54%) |
| CMYK | cmyk(70%, 10%, 0%, 17%) |
| LAB | lab(71.6 -27.9 -20.1) |
| LCH | lch(71.6 34.4 215.8) |
| OKLCH | oklch(0.744 0.112 210.1) |
Copy-ready code
/* CSS */
color: #40bfd3;
background-color: #40bfd3;
/* Tailwind (arbitrary) */
class="text-[#40bfd3] bg-[#40bfd3]"
/* SCSS */
$brand: #40bfd3;
/* SwiftUI */
Color(red: 0.251, green: 0.749, blue: 0.827)
/* Android */
Color.parseColor("#40bfd3")Accessibility — WCAG contrast
Aa
#40bfd3 on white: 2.19:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40bfd3 on black: 9.61:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green74.9%
Blue82.7%
CMYK percentages
Cyan69.7%
Magenta9.5%
Yellow0.0%
Key (black)17.3%
Color previews
#40bfd3 text on a black background
contrast 9.61:1
Card sample
#40bfd3 text on a white background
contrast 2.19:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40bfd3;
Background color
Panel with #40bfd3 background
background-color: #40bfd3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40bfd3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 191, 211, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 191, 211, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40bfd3; background: linear-gradient(135deg, #40bfd3, #405DD3);