Web Designer And Developer Tools is an application with a reference of fonts, colors and pantones.
You can load a font and change the color, insert your text and change the size.

Also you can load your own fonts from Dropbox, Gmail, Google Drive, Github or Box and test with your preferences.
In the color reference, you could find a color and get the Hexadecimal, RGB or HSV
In the Panton reference, you could see a list with more than 1000 colors and know the CMYK or RGB Hexadecimal number.