#21f2fd
a balanced, electric cyan · cool · closest name: cyan
RGB
33, 242, 253
HSL
183°, 98%, 56%
CMYK
87, 4, 0, 1
Luminance
0.7092
Every format
| HEX | #21f2fd |
| RGB | rgb(33, 242, 253) |
| HSL | hsl(183, 98%, 56%) |
| CMYK | cmyk(87%, 4%, 0%, 1%) |
| LAB | lab(87.4 -42.0 -18.6) |
| LCH | lch(87.4 45.9 203.9) |
| OKLCH | oklch(0.876 0.145 200.9) |
Copy-ready code
/* CSS */
color: #21f2fd;
background-color: #21f2fd;
/* Tailwind (arbitrary) */
class="text-[#21f2fd] bg-[#21f2fd]"
/* SCSS */
$brand: #21f2fd;
/* SwiftUI */
Color(red: 0.129, green: 0.949, blue: 0.992)
/* Android */
Color.parseColor("#21f2fd")Accessibility — WCAG contrast
Aa
#21f2fd on white: 1.38:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#21f2fd on black: 15.18:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green94.9%
Blue99.2%
CMYK percentages
Cyan87.0%
Magenta4.3%
Yellow0.0%
Key (black)0.8%
Color previews
#21f2fd text on a black background
contrast 15.18:1
Card sample
#21f2fd text on a white background
contrast 1.38:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #21f2fd;
Background color
Panel with #21f2fd background
background-color: #21f2fd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #21f2fd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 242, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 242, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #21f2fd; background: linear-gradient(135deg, #21f2fd, #215FFD);