#129cd3
a dark, electric cyan · cool · closest name: steelblue
RGB
18, 156, 211
HSL
197°, 84%, 45%
CMYK
92, 26, 0, 17
Luminance
0.2861
Every format
| HEX | #129cd3 |
| RGB | rgb(18, 156, 211) |
| HSL | hsl(197, 84%, 45%) |
| CMYK | cmyk(92%, 26%, 0%, 17%) |
| LAB | lab(60.4 -13.9 -37.4) |
| LCH | lch(60.4 39.9 249.6) |
| OKLCH | oklch(0.652 0.132 233.3) |
Copy-ready code
/* CSS */
color: #129cd3;
background-color: #129cd3;
/* Tailwind (arbitrary) */
class="text-[#129cd3] bg-[#129cd3]"
/* SCSS */
$brand: #129cd3;
/* SwiftUI */
Color(red: 0.071, green: 0.612, blue: 0.827)
/* Android */
Color.parseColor("#129cd3")Accessibility — WCAG contrast
Aa
#129cd3 on white: 3.12:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#129cd3 on black: 6.72:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red7.1%
Green61.2%
Blue82.7%
CMYK percentages
Cyan91.5%
Magenta26.1%
Yellow0.0%
Key (black)17.3%
Color previews
#129cd3 text on a black background
contrast 6.72:1
Card sample
#129cd3 text on a white background
contrast 3.12:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #129cd3;
Background color
Panel with #129cd3 background
background-color: #129cd3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #129cd3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(18, 156, 211, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(18, 156, 211, 0.45);
Border & gradient
Gradient panel
border: 3px solid #129cd3; background: linear-gradient(135deg, #129cd3, #121BD3);