Looka - Make a logo you’ll love with Looka Logo Maker.
Color Hunt - Curated collection of beautiful colors, updated daily
Logo Dust - Free logo designs for your projects, added every week
Material Palette - Generate and export your Material Design color palette
Canva Logo Maker - Create your own custom logos without having to hire a designer with Canva's impressively easy to use logo maker. Completely free, completely online.
Coolors.co - The super fast color schemes generator! Create, save and share perfect palettes in seconds!