Golden Ratio Setup
Pick one goal and enter one size
What do you want to calculate?
Quick starts
Result
Golden ratio calculations
Long side
517.77px
Short side
320px
61.8%38.2%
Long side
Short side
Ratio: 1 : 1.618φ = 1.618…
Golden ratio values are useful starting points for visual balance, not strict rules. Adjust the final size for content, accessibility, and responsive breakpoints.