Random Color Generator

Generate a random color with HEX and RGB values for your designs.

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rgb(104, 58, 245)

What Is a Random Color Generator?

A random color generator creates colors by randomly selecting values for the red, green, and blue (RGB) channels. Each channel ranges from 0 to 255, producing over 16.7 million possible color combinations. The result is displayed in both HEX (hexadecimal) and RGB notation.

This tool is useful for designers, developers, and artists who need quick color inspiration or want to experiment with unexpected color palettes without spending time manually browsing color pickers.

Understanding Color Formats

  • HEX — A 6-character hexadecimal string prefixed with #. Each pair of characters represents the red, green, and blue channels. Example: #FF5733 means R=255, G=87, B=51.
  • RGB — Three decimal values (0–255) for red, green, and blue. Example: rgb(255, 87, 51). Used widely in CSS and design tools.
  • HSL — Hue (0–360°), Saturation (0–100%), Lightness (0–100%). More intuitive for humans but less common in code.

Tip: HEX colors are the most common format in web development. Use them in CSS with the # prefix (e.g., color: #FF5733;). RGB values work with the rgb() CSS function.

Common Uses for Random Colors

  • Design inspiration — Discover unexpected color combinations for logos, websites, and branding.
  • Prototyping — Quickly assign distinct colors to UI elements during wireframing.
  • Data visualization — Generate unique colors for chart series, graph nodes, or map regions.
  • Games and art — Create randomized palettes for procedural generation or pixel art.
  • Testing — Generate varied background colors to test text readability and contrast.

Frequently Asked Questions

How many possible colors are there?

With 256 values per channel (red, green, blue), there are 256 × 256 × 256 = 16,777,216 possible colors in the standard RGB color space. This is often referred to as 24-bit color or True Color.

What is the difference between HEX and RGB?

They represent the same color in different notations. HEX uses base-16 (hexadecimal) and is more compact: #FF0000. RGB uses base-10 (decimal) and is more readable: rgb(255, 0, 0). Both produce identical results in CSS.