Here's another set of 5 Ableton Live skins for you. They're all grey with some splashes of colour and work equally well during the day and at night. The skins are optimised for Live 9, but will work in previous versions as well.
5 New Ableton Live Skins – Grey with Splashes of Colour (#5)
About the Author: Madeleine Bloom
Madeleine Bloom is a musician, producer, multi-instrumentalist and singer from Berlin. She studied Electroacoustic Music at the Franz Liszt Conservatory. In the last few years she's worked as a technical support for Ableton and has helped countless people with her in-depth knowledge of Ableton Live, various other music apps as well as audio engineering.