#21f2ba
a balanced, electric cyan · cool · closest name: aquamarine
RGB
33, 242, 186
HSL
164°, 89%, 54%
CMYK
86, 0, 23, 5
Luminance
0.6737
Every format
| HEX | #21f2ba |
| RGB | rgb(33, 242, 186) |
| HSL | hsl(164, 89%, 54%) |
| CMYK | cmyk(86%, 0%, 23%, 5%) |
| LAB | lab(85.7 -59.8 13.9) |
| LCH | lch(85.7 61.4 166.9) |
| OKLCH | oklch(0.856 0.169 167.9) |
Copy-ready code
/* CSS */
color: #21f2ba;
background-color: #21f2ba;
/* Tailwind (arbitrary) */
class="text-[#21f2ba] bg-[#21f2ba]"
/* SCSS */
$brand: #21f2ba;
/* SwiftUI */
Color(red: 0.129, green: 0.949, blue: 0.729)
/* Android */
Color.parseColor("#21f2ba")Accessibility — WCAG contrast
Aa
#21f2ba on white: 1.45:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#21f2ba on black: 14.47:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green94.9%
Blue72.9%
CMYK percentages
Cyan86.4%
Magenta0.0%
Yellow23.1%
Key (black)5.1%
Color previews
#21f2ba text on a black background
contrast 14.47:1
Card sample
#21f2ba text on a white background
contrast 1.45:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #21f2ba;
Background color
Panel with #21f2ba background
background-color: #21f2ba;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #21f2ba;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 242, 186, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 242, 186, 0.45);
Border & gradient
Gradient panel
border: 3px solid #21f2ba; background: linear-gradient(135deg, #21f2ba, #219FF2);