The Vibeary — tag
palette
30 resources in The Vibeary tagged "palette" — tools, libraries and references pulled from across the library's shelves, each one checked by hand before it was added.
Gems in this collection

pppalette
Generates custom colour palettes from a chosen base colour, with exportable swatches and copyable CSS variable output.

Coolors
Spacebar-driven palette generator with 10M+ browsable palettes, image colour extraction, contrast checking, gradient tools and palette mockup previews.

Colors.lol
Curated overly descriptive color palettes with names and hex codes, built as a design-inspiration source rather than a generator.

UI Colors
Tailwind palette generator that builds full colour scales from one hex and previews them across cards, dashboards and full pages.

Khroma
Trains on colors you personally like, then generates unlimited palettes, gradients and type samples in your own taste.

Colourco.de
Pick colors by dragging across a hue field and instantly get monochromatic, analogic and triadic sets with lightness control.

Realtime Colors
Paste a palette and preview it instantly on a full fake landing page, with export to Tailwind, CSS variables and Figma.

FarbVelo
Generative random-color explorer with perceptual distance controls, color-blindness preview and a genuinely playful interface.

shadesigner
Palette generator and theme designer that outputs shadcn-compatible colour scales and previews.

Palette Inspiration
Searchable archive of roughly 23,000 colour palettes extracted from 3,000 painters' artworks, with a colour wheel and image analyser.

Huetone
Desktop-grade web app for building color scales in LCh with live APCA contrast readouts and Figma-ready export.

Valor
Figma plugin that visualizes an existing palette and generates matching color variables across a scale.

Dominant Color Toolkit
Extracts dominant and palette colors from any image in your Figma file and outputs swatches you can apply.

poline
Generates colour palettes from positions on a 3D polyline through HSL space, producing unusual but coherent schemes.

Ember
Terminal, chart, heatmap and UI palettes engineered to stay distinguishable after aggressive Redshift or Night Shift warm-screen filtering.

vapeplot
Matplotlib extension supplying vaporwave palettes and colormaps for deliberately non-corporate chart aesthetics.

Lospec Palette List
Database of over 2500 pixel art palettes downloadable as PNG, PAL, ASE, GPL and HEX, filterable by colour count and tag.

ditherjs
Small library that dithers any img element to a fixed palette using ordered or error-diffusion algorithms.

How to pick the least wrong colors
Long essay deriving an algorithm for generating accessible, perceptually even colour palettes, with interactive demos.

OKLCH.fyi
Convert, generate and explore OKLCH colours and build perceptually even palettes from them.
Desktop Colors
Archive of every solid desktop background colour shipped by classic operating systems: 194 colours across 22 platforms, 1985 to 2024.
ewgenius/ui radix colors
Tool for building shadcn themes directly from Radix Colors scales instead of hand-picking HSL values.
Paul Tol's Colour Schemes
Technical note defining colour-blind-safe qualitative, sequential and diverging palettes, with values and usage rules.
Refactoring UI — Building Your Color Palette
Free chapter preview explaining how to build a UI palette with defined shade ramps rather than lighten/darken functions.
Colorable
Minimal matrix that cross-checks every color in a palette against every other for WCAG contrast in one glance.
Data Color Picker
Generates sequential and diverging palettes for charts, interpolating in a perceptual space so steps read as even.
Huemint
Uses a machine-learning model trained on real designs to generate palettes constrained to a chosen layout or brand context.
Picular
Type any word and get the dominant colors from image search results, turning language directly into hex values.

Palettte App
Edits existing palettes by plotting hue, saturation and brightness curves, letting you smooth an inherited messy color set.
Viz Palette
Tests a categorical chart palette for color-blind confusion, low-contrast pairs, and how it reads at small mark sizes.