Same color, different notation
#7357F6 and rgb(115, 87, 246) are identical colors. They just use different numbering systems.
- HEX: Hexadecimal (base-16), ranges 00-FF
- RGB: Decimal (base-10), ranges 0-255
When to use each
Use HEX: Design tools, web colors, sharing, design files
Use RGB: CSS code, programmatic adjustments, math operations
Use RGBA: RGB with transparency - rgba(115, 87, 246, 0.5)
Modern CSS alternatives
CSS also supports HSL, OKLCH, and other formats. Choose based on your workflow and browser support requirements.