Canon EOS 70D Instruction Manual page 130

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.
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Press the <M> button to save the
adjusted parameters. The Picture
Style selection screen will reappear.
Any parameter settings different from
the default will be displayed in blue.
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