If you know your MAC shade, here's the equivalent in Dermacol:
SHADE GUIDE FOR MAC/DERMACOL:
MAC NC15 - DERMACOL 207
MAC NC20 - DERMACOL 218
MAC NC25-30 - DERMACOL 221
MAC NC35-37 - DERMACOL 222
MAC NC40-44 - DERMACOL 223
MAC NC45-50 - DERMACOL 224
MAC NW10-13 - DERMACOL 211, 212 or 213
MAC NW15 - DERMACOL 209
MAC NW20 - DERMACOL 210
MAC NW25 - DERMACOL 215
MAC NW30 - DERMACOL 222
You can use www.findation.com to get your MAC shade equivalent.
If you don't know your MAC shade, please use this guidelines: Always choose 1-2shades darker in Dermacol MU Cover unless you're acidic. Its shades are way lighter when blended, but oxidize after few minutes.