Canon EOS 6D Instruction Manual page 116

A Customizing a Picture StyleN
Parameter Settings and Effects
g Sharpness
h Contrast
i Saturation
j Color tone
By selecting [Default set.] in step 3, you can revert the respective
Picture Style to its default parameter settings.
To use the adjusted Picture Style, first select the adjusted Picture Style,
then shoot.
116
0: Less sharp outline
-4: Low contrast
-4: Low saturation
-4: Reddish skin tone
+7: Sharp outline
+4: High contrast
+4: High saturation
+4: Yellowish skin tone