#33ffdd
a balanced, electric cyan · cool · closest name: aquamarine
RGB
51, 255, 221
HSL
170°, 100%, 60%
CMYK
80, 0, 13, 0
Luminance
0.7744
Every format
| HEX | #33ffdd |
| RGB | rgb(51, 255, 221) |
| HSL | hsl(170, 100%, 60%) |
| CMYK | cmyk(80%, 0%, 13%, 0%) |
| LAB | lab(90.5 -55.1 2.7) |
| LCH | lch(90.5 55.1 177.2) |
| OKLCH | oklch(0.898 0.158 177.7) |
Copy-ready code
/* CSS */
color: #33ffdd;
background-color: #33ffdd;
/* Tailwind (arbitrary) */
class="text-[#33ffdd] bg-[#33ffdd]"
/* SCSS */
$brand: #33ffdd;
/* SwiftUI */
Color(red: 0.200, green: 1.000, blue: 0.867)
/* Android */
Color.parseColor("#33ffdd")Accessibility — WCAG contrast
Aa
#33ffdd on white: 1.27:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#33ffdd on black: 16.49:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green100.0%
Blue86.7%
CMYK percentages
Cyan80.0%
Magenta0.0%
Yellow13.3%
Key (black)0.0%
Color previews
#33ffdd text on a black background
contrast 16.49:1
Card sample
#33ffdd text on a white background
contrast 1.27:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #33ffdd;
Background color
Panel with #33ffdd background
background-color: #33ffdd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #33ffdd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 255, 221, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 255, 221, 0.45);
Border & gradient
Gradient panel
border: 3px solid #33ffdd; background: linear-gradient(135deg, #33ffdd, #3399FF);