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Dominant Colors for Lazy-Loading Images (manu.ninja)
5 points by alchemical on April 13, 2016 | hide | past | favorite | 2 comments



I really like this dominant color placeholder idea. I think I first noticed it in use on Designspiration, but it seems to be gaining popularity and will probably be standard operating procedure soon.

The difference between using a single color and a resized 3x3-pixel image is subtle. I'd like to see 5x5 and 7x7 examples as well, assuming the file size remains small enough. I wouldn't expect too great an increase in bits, but the amount of extra detail available might be worth it.


I've just ran your sizes through Node.js and a 5x5 GIF is just a bit larger than a 3x3 GIF, but the 7x7 is already quite large as a data URI:

3x3 data:image/gif;base64,R0lGODlhAwACAPIFADEPDF0pEmouEW41JYhFNIhJMgAAAAAAACH5BAAAAAAAIf4dQ29tcHJlc3NlZCBieSBqcGVnLXJlY29tcHJlc3MALAAAAAADAAIAAAMECBRTkgA7

5x5 data:image/gif;base64,R0lGODlhBQADAPMOABwEADsRDjwaG0ccClolDF4pEEwkIlo1NGguHGswF3g6H4Q6ELteLJxSQKFfTwAAACH5BAAAAAAAIf4dQ29tcHJlc3NlZCBieSBqcGVnLXJlY29tcHJlc3MALAAAAAAFAAMAAAQLEISWhkBOEcPOKhEAOw==

7x7 data:image/gif;base64,R0lGODlhBwAFAPUiAB4FASEGAyIGAi8OCDgXCz4aGS8XICwbKDwdI08dCFEfC1kdEE0hEVYmD18jCFMkEFIhI1UrLmwvEWswEG8xFXEvEnUzE3g3IGJCT5RADZBEGYlLMpJOMaVPIrxbI6dWQqdhUaxpYMFpPwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACH5BAAAAAAAIf4dQ29tcHJlc3NlZCBieSBqcGVnLXJlY29tcHJlc3MALAAAAAAHAAUAAAYhwEBg8bEkCIABBLRxPBCRCoijmCAuHoxm8jB0RAdL5hEEADs=




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