Tag Archive: Contrast


Increase Interface Contrast in OS X Yosemite to Improve Usability

The revised interface in OS X Yosemite makes heavy use of transparencies, flatness, white space, smaller and narrow fonts, and a dramatic lack of contrast with neutral shades of grey used for most text and many onscreen elements. Combined with the new system font choice of Helvetica Neue (the same font from iOS), the overall … Read More [Read More…]

Increase Interface Contrast in OS X Yosemite to Improve Usability

The revised interface in OS X Yosemite makes heavy use of transparencies, flatness, white space, smaller and narrow fonts, and a dramatic lack of contrast with neutral shades of grey used for most text and many onscreen elements. Combined with the new system font choice of Helvetica Neue (the same font from iOS), the overall … Read More

Use Darken Colors to Increase Text Color Contrast in iOS

One of the bigger complaints stemming from the iOS redesign is that the stark white interface with thin fonts can be difficult to read. Setting text to Bold makes an enormous difference, but some of the color choices in iOS still lack enough contrast to make things easy on the eyes, particularly for those with … Read More

Increase the Contrast of a PDF to Sharpen & Darken Text

Increase contrast of a PDF With Preview you can adjust the contrast of a PDF, this makes the text sharper and darker, and for scans or dubious quality PDF’s this makes them significantly easier to read. Open the PDF with Preview From the ‘File’ menu, choose “Export” Click on the “Quartz Filter” drop-down menu and choose “Lightness Decrease” Choose “Save” For a very practical example, I noticed this was sorely needed  [Read More…]