#21bdfd
a balanced, electric cyan · cool · closest name: skyblue
RGB
33, 189, 253
HSL
198°, 98%, 56%
CMYK
87, 25, 0, 1
Luminance
0.4381
Every format
| HEX | #21bdfd |
| RGB | rgb(33, 189, 253) |
| HSL | hsl(198, 98%, 56%) |
| CMYK | cmyk(87%, 25%, 0%, 1%) |
| LAB | lab(72.1 -16.1 -42.1) |
| LCH | lch(72.1 45.1 249.0) |
| OKLCH | oklch(0.752 0.149 233.0) |
Copy-ready code
/* CSS */
color: #21bdfd;
background-color: #21bdfd;
/* Tailwind (arbitrary) */
class="text-[#21bdfd] bg-[#21bdfd]"
/* SCSS */
$brand: #21bdfd;
/* SwiftUI */
Color(red: 0.129, green: 0.741, blue: 0.992)
/* Android */
Color.parseColor("#21bdfd")Accessibility — WCAG contrast
Aa
#21bdfd on white: 2.15:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#21bdfd on black: 9.76:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green74.1%
Blue99.2%
CMYK percentages
Cyan87.0%
Magenta25.3%
Yellow0.0%
Key (black)0.8%
Color previews
#21bdfd text on a black background
contrast 9.76:1
Card sample
#21bdfd text on a white background
contrast 2.15:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #21bdfd;
Background color
Panel with #21bdfd background
background-color: #21bdfd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #21bdfd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 189, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 189, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #21bdfd; background: linear-gradient(135deg, #21bdfd, #212AFD);