Hex Color Guessing Game - Online Guess the Hex Code
See a color swatch and guess its hex code. Get scored on accuracy. Improve your color intuition. Fun for designers.
UD5 Toolkit
Guess the Color
Match the RGB values to the correct color swatch
rgb(255, 100, 50) and presents multiple color swatches — only one matches the given values. This helps train your color perception, understanding of digital color models, and ability to mentally visualize colors from their numerical representations. It's widely used by web designers, front-end developers, and digital artists to sharpen their color intuition.
rgb(255, 0, 0) is pure red, rgb(0, 0, 0) is black, and rgb(255, 255, 255) is white.
#FF6432 is simply a hexadecimal (base-16) representation of RGB values:
FF = 255 (Red)64 = 100 (Green)32 = 50 (Blue)#FF6432 is equivalent to rgb(255, 100, 50). Web browsers accept both formats interchangeably in CSS. Understanding this relationship helps you quickly convert between the two formats — a common task in front-end development.
See a color swatch and guess its hex code. Get scored on accuracy. Improve your color intuition. Fun for designers.
See a random color and type its name. Score based on accuracy. Fun for designers. Local.
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An interactive color wheel that teaches primary, secondary, tertiary colors, and harmonies. Pick and mix like a pro.
A dedicated color picker with common retro gaming palettes (NES, Gameboy). Pick and copy hex codes. For pixel art creators.
Convert RGB and hex colors to CIELAB L*a*b* values. Understand perceptual lightness and chromaticity. All local math.
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Check if your browser and display support the wider DCI‑P3 color space. See the difference with a simple test pattern.
Upload an image and also see a UI mockup under different deficiencies side‑by‑side. Powerful for inclusive design.
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Interactively create colors in HWB space and get the CSS hwb() function. Simplifies tint/shade workflows. Live preview.
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Enter hex codes and download a PNG swatch image with color names. Useful for design spec documents. Built via canvas.