#4297df
a balanced, vivid blue · cool · closest name: steelblue
RGB
66, 151, 223
HSL
208°, 71%, 57%
CMYK
70, 32, 0, 13
Luminance
0.2862
Every format
| HEX | #4297df |
| RGB | rgb(66, 151, 223) |
| HSL | hsl(208, 71%, 57%) |
| CMYK | cmyk(70%, 32%, 0%, 13%) |
| LAB | lab(60.4 -2.3 -44.0) |
| LCH | lch(60.4 44.0 267.0) |
| OKLCH | oklch(0.657 0.135 247.3) |
Copy-ready code
/* CSS */
color: #4297df;
background-color: #4297df;
/* Tailwind (arbitrary) */
class="text-[#4297df] bg-[#4297df]"
/* SCSS */
$brand: #4297df;
/* SwiftUI */
Color(red: 0.259, green: 0.592, blue: 0.875)
/* Android */
Color.parseColor("#4297df")Accessibility — WCAG contrast
Aa
#4297df on white: 3.12:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#4297df on black: 6.72:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green59.2%
Blue87.5%
CMYK percentages
Cyan70.4%
Magenta32.3%
Yellow0.0%
Key (black)12.5%
Color previews
#4297df text on a black background
contrast 6.72:1
Card sample
#4297df text on a white background
contrast 3.12:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4297df;
Background color
Panel with #4297df background
background-color: #4297df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4297df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 151, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 151, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4297df; background: linear-gradient(135deg, #4297df, #5642DF);