mColorMeterLite is a screen color picker which displays color values in RGB, HEX, HSB, XYZ, xyY, Lab, LCH and CMYK formats. Handy hot keys are provided to easily copy color values to clipboard.
Special features:
1. Show color values in multiple color models/encodings at the same time!
2. Color management supported -- see color values in just what color space/profile you want!
3. Handy hot keys -- use CMD+LineNo. to copy specified color value!
use Shift+CMD+C to copy color as image!
mColorMeterLite is the lite version of mColorMeter -- with all functionalities of the latter minus munsell representation.
If you find munsell representation important, please go for mColorMeter instead. http://itunes.apple.com/us/app/mcolormeter/id411120016