Devise Online tools

Color Matching Calculator

Color matching calculator measures similarity between colors to suggest harmonious combinations.

RGB color combination calculator for the three primary colors

RGB primary color mixer generates color codes by combining red, green, and blue values.

Two-color mixer

Two-color mixer blends two colors to produce a new shade for creative design experiments.

Color Background Calculator

Text background color calculator finds readable background colors for chosen text colors.

Opposite Color Picker Calculator

Opposite color calculator returns the complementary inverse of a selected color for contrast design.

Color recognition by image uploading

Upload an image to detect dominant colors and get matching color codes for design reuse.

web safe colors

Web safe colors generator produces browser-safe color values for consistent cross-browser display.

The calculation of intermediate colors

Middle color calculator finds the color halfway between two colors and outputs usable code values.

Color value conversion tool

Color value converter switches between RGB, HEX, HSL, and other formats for frontend development.

RGB color reference

RGB color reference returns exact RGB values for named or selected colors in design work.

Palette

Color palette tool combines colors quickly to build harmonious schemes for design and development.

Commonly used colors in web pages

Web color picker helps choose, adjust, and generate color schemes for cleaner website design.

Traditional Japanese color.

Traditional Japanese colors reference classic Japanese color names and palettes for design inspiration.

Traditional Chinese Colors

Traditional Chinese colors reference classic color names and values used in Chinese art and design.

CSS Background Gradient Code Generator

CSS background gradient generator builds gradient CSS code by choosing colors, direction, and gradient type for web backgrounds.

Linear Gradients Debugging Tool

Linear gradient debugger creates and edits CSS linear gradient backgrounds with live preview.

CSS3 border-radius (rounded corner) effect debugging tool

CSS3 border-radius debugger helps test rounded corner styles and copy ready-to-use CSS code.

CSS3 Text Stroke refers to a technique for outlining text with a specified color or thickness. text-fill is not a valid term in CSS, please provide more context or information for clarification.

CSS3 text stroke and text-fill debugger helps preview outlined text and fill color effects for web typography.

CSS3 Text Shadow Effect Debugging Tool

CSS3 text shadow debugger adjusts text shadow effects quickly for better typography on web pages.

CSS3 Box Shadow Effect Debugging Tool

CSS3 box shadow debugger creates and fine-tunes element shadow effects to speed up web design.

CSS3 transform and transform-ori

CSS3 transform debugger helps preview and build element scale, rotate, skew, and move effects online.

PPI stands for "pixels per inch."

PPI (pixels per inch) calculator measures display or print pixel density for screen and image quality planning.

PX to EM, EM to PX converter tool.

PX to EM and EM to PX converter helps responsive web designers switch CSS font and spacing units quickly.

Image pixel dimension conversion tool (cm/inch)

Pixel size converter translates image dimensions between pixels, centimeters, and inches for precise design work.

One-Click Generation of App Icons in All Sizes

App icon generator creates all required icon sizes at once for mobile app publishing workflows.

Round Corner Image Creation

Rounded corner image maker adds smooth corners to photos for social posts and UI graphics.

Comprehensive Screen Size Standards

Screen size reference lists common device resolutions, dimensions, and pixel densities for responsive design.

Placeholder image generation.

Placeholder image generator creates custom-size, color, and label images for web layouts and design mockups.