Skip to content
Sign in
Artwork for Frontend First
Frontend First · Dec 12, 2024 · 48 min

Creating a background gradient from an image

Ryan talks to Sam about reproducing iOS's new image background treatment for his Open Graph Preview tool, opengraph.ing. They talk about different approaches for generating gradients from images, including finding the vibrant color of an image, luminosity-weighted averages, k-means clustering, and more. Timestamps: 0:00 - Intro 3:07 - Apple's new OG image gradient 10:06 - Luminosity-weighted average 14:22 - Finding the vibrant color of an image 21:41 - Contrast ratios on favicons 32:21 - K-means clustering 41:25 - Refactoring UI tip about rotating the hue Links: Open Graph Preview Refactoring UI

0:00-48:39
Play in

transcript

No transcript — this publisher did not publish one.

show notes

Ryan talks to Sam about reproducing iOS's new image background treatment for his Open Graph Preview tool, opengraph.ing. They talk about different approaches for generating gradients from images, including finding the vibrant color of an image, luminosity-weighted averages, k-means clustering, and more.

Timestamps:

  • 0:00 - Intro
  • 3:07 - Apple's new OG image gradient
  • 10:06 - Luminosity-weighted average
  • 14:22 - Finding the vibrant color of an image
  • 21:41 - Contrast ratios on favicons
  • 32:21 - K-means clustering
  • 41:25 - Refactoring UI tip about rotating the hue

Links:

links2

more episodes

All episodes