Color Palette Generator - Enter the URL of an image and find its color palette
Fabricator - Build your UI toolkit for website design
Color Hunt - Curated collection of beautiful colors, updated daily
Subform - A CAD-inspired design tool for UX/UI design.
Coolors.co - The super fast color schemes generator! Create, save and share perfect palettes in seconds!
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.