PerBang.dk Colour Tools
perbang.dkInspect a colour, compare approximate matches and build a gradient.
Inspect a colour, compare approximate matches and build a gradient.
Functional UX prototypes with logic and data
Sample a foreground and background pair and copy its contrast report.
Compile SVG drawings into sprites and associated stylesheet output.
Build palettes, gradients and light or dark interface themes.
Sample a browser colour, inspect its element and copy an adjusted value
A shared Norwegian UI toolkit that can use your own theme
Branded business forms for onboarding, surveys, and payments
Compact interface icons with state changes controlled through CSS.
Original type with detailed online testing and downloadable demo builds.
A PHP IDE for project navigation, refactoring, framework work, testing, and debugging.
A lightweight programmer's editor for website files, scripts, and source code.
Create desktop and mobile apps with a web frontend and a Rust backend.
Retail and custom type with detailed font specifications.
A shared interface toolkit with explicit versioned documentation
An SVG sprite library with Ruby and JavaScript template helpers.
Chain colour transformations while keeping earlier values unchanged.
Convert and interpolate colours through an extensible Python object.
Choose numbered shades whose separation indicates minimum contrast.
Map twelve-step colour scales to interface roles and light or dark themes.
A consistent SVG and icon-font family with a Figma route.
A mobile code editor for editing web and source files, previewing pages and using terminal or remote-file tools.
Add browser interactions such as AJAX requests and element updates through HTML attributes.
Web patterns, tokens and components for Swiss Post experiences