TopTool

Category

Color

Color converters, palette generators, gradient builders, WCAG contrast — everything for picking the right hex.

16 free color tools — no sign-up, runs in your browser.

ColorConverter

Color Converter

Convert any color (hex, rgb, hsl, hsv, named) to every common format at once — runs locally in your browser.

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ColorPalette

Complementary Color Generator

Find the complementary (opposite) color for any hex / rgb / hsl input — instant, free, no upload.

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ColorPalette

Triadic Colors Generator

Generate a balanced 3-color triadic palette from any base color — runs locally, free.

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ColorPalette

Analogous Colors Generator

Generate an analogous 3-color palette (±30° hue) from any base color — instant, local.

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ColorPalette

Shade & Tint Generator

Generate N evenly-spaced shades (darker) and tints (lighter) of any base color — runs locally.

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ColorGenerator

Random Color Generator

Generate N cryptographically-random colors with optional pastel / vibrant / dark / light constraints.

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ColorGenerator

CSS Gradient Generator

Build a linear or radial CSS gradient between two colors with custom angle and stop count.

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ColorAudit

WCAG Contrast Checker

Check WCAG 2.1 contrast ratio for any foreground/background pair — AA & AAA, normal & large text.

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ColorLookup

Color Name Finder

Find the closest standard CSS named color (out of 148) for any hex / rgb / hsl input.

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ColorLookup

Tailwind Color Finder

Find the closest Tailwind v3 utility class (e.g. bg-emerald-600) for any hex / rgb / hsl color.

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ColorPalette

Material Design Palette Generator

Generate a 10-step Material Design tonal palette (50–900) from any base color.

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ColorPalette

Tailwind Palette Extractor

Generate a full 11-shade Tailwind-style palette (50–950) from any single hex color.

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ColorGenerator

Tailwind Shade Generator

Generate a full Tailwind-style 50–950 shade scale from one hex color — CSS variables & config, in-browser.

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ColorConverter

HSV Color Picker

Convert HSV (Hue, Saturation, Value) to Hex, RGB, HSL, and Tailwind — runs locally in your browser.

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ColorBlender

Color Blender

Blend two colors together with an adjustable ratio — mix in RGB or HSL color space and see hex, RGB, HSL output.

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ColorSimulator

Color Blindness Simulator

Simulate how any color looks to people with color blindness — protanopia, deuteranopia and tritanopia.

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Frequently asked

Are TopTool color tools free?

Yes. Color converters, palette generators, gradient builders, and the WCAG contrast checker are all free.

Which color formats can I convert between?

HEX, RGB, HSL, HSV, CMYK, OKLCH, and named CSS colors convert bidirectionally.

Does the contrast checker meet WCAG?

Yes. TopTool's contrast checker uses the WCAG 2.1 luminance formula and reports AA and AAA pass/fail for normal and large text.