#51afdf
a balanced, vivid blue · cool · closest name: skyblue
RGB
81, 175, 223
HSL
200°, 69%, 60%
CMYK
64, 22, 0, 13
Luminance
0.3774
Every format
| HEX | #51afdf |
| RGB | rgb(81, 175, 223) |
| HSL | hsl(200, 69%, 60%) |
| CMYK | cmyk(64%, 22%, 0%, 13%) |
| LAB | lab(67.8 -13.3 -32.4) |
| LCH | lch(67.8 35.0 247.6) |
| OKLCH | oklch(0.717 0.113 233.7) |
Copy-ready code
/* CSS */
color: #51afdf;
background-color: #51afdf;
/* Tailwind (arbitrary) */
class="text-[#51afdf] bg-[#51afdf]"
/* SCSS */
$brand: #51afdf;
/* SwiftUI */
Color(red: 0.318, green: 0.686, blue: 0.875)
/* Android */
Color.parseColor("#51afdf")Accessibility — WCAG contrast
Aa
#51afdf on white: 2.46:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#51afdf on black: 8.55:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green68.6%
Blue87.5%
CMYK percentages
Cyan63.7%
Magenta21.5%
Yellow0.0%
Key (black)12.5%
Color previews
#51afdf text on a black background
contrast 8.55:1
Card sample
#51afdf text on a white background
contrast 2.46:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #51afdf;
Background color
Panel with #51afdf background
background-color: #51afdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #51afdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 175, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 175, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #51afdf; background: linear-gradient(135deg, #51afdf, #5251DF);