Modifying this control will update this page automatically

Find a pixel’s color value in ColorSync Utility on Mac
Use the ColorSync Utility calculator to get the color values of a pixel on your screen.
Go to the ColorSync Utility app
on your Mac.
Click Calculator in the toolbar of the ColorSync Utility window.
Click
, then—without clicking—move the pointer over an area on the screen. The color values of pixels are shown in the ColorSync Utility window as you move the pointer.
Click to stop.