couleur.io
Create harmonizing color palettes
couleur.io launched on November 12, 2021 with 80 votes, #681 of 2,925 launches that month and more than 50% of that year's launches. The site was still online in September 2026, 4 years on.
What it does
An easy way to create color palettes that go well together. Preview what the palette would look like on a mock design.
A simple color tool to help you find good color palettes for your web projects. This tools spits out modern CSS you can use right away in your projects.
a simple tool to help you create harmonizing color palettes. learn more Lorem ipsum dolor sit amet consectetur adipisicing elit. Inventore ad quisquam dolore quaerat quo asperiores nulla corporis in similique numquam quos, pariatur, nesciunt omnis. Mollitia velit veritatis obcaecati praesentium odio… Lorem ipsum dolor sit amet consectetur adipisicing elit. Inventore ad quisquam dolore quaerat quo asperiores nulla corporis in similique numquam quos, pariatur, nesciunt omnis. Mollitia velit veritatis obcaecati praesentium odio… This tool makes use HSL color values in CSS to create a palette based on a selected starter hue, a value between 0 (red) and 360 (red again) and a…from couleur.io
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Explore color palettes inspired by 3000 master painter artworksMay 2026 · paletteinspiration.com · ▲215I built PaletteInspiration.com, a browsable archive of color palettes pulled from artworks by 3,000+ master painters (Monet, Vermeer, Raphael, Van Gogh). Why I built it: every color palette generator I tried converged on the same five muted pastels. Painters spent centuries figuring out color and we mostly ignore that body of work when picking colors for digital design. Please share your feedback on the Color Harmony Explorer - drag the wheel to any color and it shows which hues master painters historically paired with it (not only standard complementary, analogous, triadic, etc.) It is…

Color Palette ProNov 2025 · colorpalette.pro · ▲151In 2023, I tried building dynamic color theming by programmatically rotating HSL values. The results weren't good—garish combinations, inconsistent luminosity, completely unusable for UI work. That kicked off a two-year (sporadic) rabbit hole into color theory like Josef Albers' "Interaction of Color," perceptual color spaces (OKLCH vs sRGB), and effects like Bezold-Brücke. I learned that programmatic palette generation is genuinely hard. Nothing beats a trained eye. But I carried on anyway and made the Color Palette Pro. What it does: It generates 6 palette types (analogous, complementary,…
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