Palette Generator
#12c1ad
HSL 173.2, 83.2%, 41.3%
#14a3dd
HSL 197.2, 83.2%, 47.3%
#2563eb
HSL 221.2, 83.2%, 53.3%
#5041ee
HSL 245.2, 83.2%, 59.3%
#a55df0
HSL 269.2, 83.2%, 65.3%
About the Palette Generator
The Palette Generator builds a set of coordinated colors starting from a single seed color, helping you assemble a harmonious scheme without guessing hex codes. You provide one base color and the tool derives companions using color-theory relationships, returning ready-to-copy values you can drop into a design, stylesheet, or brand guide.
It works by converting your seed into a color model such as HSL or HSV and then rotating the hue and adjusting saturation and lightness to produce recognized harmonies: complementary colors sit opposite on the wheel, analogous colors sit adjacent, and triadic or tetradic schemes space hues evenly around the circle. Working in a perceptual or cylindrical space keeps the generated colors balanced in brightness rather than clashing, which is hard to achieve by eyeballing hex values.
Designers and developers use it to kick-start UI themes, pick accent and background pairings, generate chart and data-visualization colors, and establish a consistent brand palette from one anchor hue. Because the output is deterministic from the seed, you can reproduce the same scheme later just by re-entering the base color.
When pairing colors for text and backgrounds, verify legibility with a contrast checker so foreground and background meet accessibility ratios, since a pleasing palette can still fail readability. For semantic UI tokens, map the generated hues to roles like primary, success, and warning so the scheme stays consistent across a whole interface rather than being applied ad hoc.
Frequently asked questions
- What color harmonies can it generate?
- It derives schemes from color-theory relationships such as complementary, analogous, triadic, and tetradic by rotating the seed's hue and adjusting saturation and lightness around the color wheel.
- What input does the seed color accept?
- You provide a single base color, typically as a hex code or picker value, and the tool builds the rest of the palette from that anchor hue.
- Will the generated colors be accessible for text?
- Not automatically. A harmonious palette can still fail readability, so check foreground and background pairs against WCAG contrast ratios before using them for text.
- Can I reproduce the same palette later?
- Yes. The output is derived deterministically from the seed color, so entering the same base color again produces the same coordinated set.
Check foreground and background contrast against WCAG thresholds
Build CSS gradients with live preview and export-ready CSS
Generate organic SVG blob backgrounds with seeded variation
Create seeded SVG wave backgrounds and dividers
Create rough drawings and export them as PNG