UI Colors

Spec sheet

Purpose

UI Colors is a Tailwind CSS color generator for creating and visualizing colors in components and designs.Read 11 Oct 2026 · uicolors.app

API

The API accepts a hex code and returns a color scale from shade 50 to 950 in hex and HSL formats.Read 11 Oct 2026 · uicolors.app

Support

The privacy policy provides [email protected] for privacy questions and says data access requests receive a response within four weeks.Read 11 Oct 2026 · uicolors.app

Maker

The privacy policy identifies UI Colors as a product built by Erik de Vries.Read 11 Oct 2026 · uicolors.app

API access

The API example uses a POST request and an x-api-key, and the page offers an API subscription.Read 11 Oct 2026 · uicolors.app

API limit

The API terms set a rate limit of 1,000 requests per minute.Read 11 Oct 2026 · uicolors.app

API restriction

The API may not be used to create a competing application, plugin, or browser extension whose primary purpose is generating color scales.Read 11 Oct 2026 · uicolors.app

Color scales

The generator supports success, info, warning, and error color scales, plus a custom neutral scale for text, borders, and surfaces.Read 11 Oct 2026 · uicolors.app

Contrast

The Tailwind Colors page says users can preview colors in real-world UI examples and check accessible contrast ratios.Read 11 Oct 2026 · uicolors.app

Data processors

The listed subprocessors are Supabase, Lemon Squeezy, Resend, and PostHog.Read 11 Oct 2026 · uicolors.app

Data retention

Website visitor data is stored for 14 months and pseudonymized where possible; legally required financial data is kept for at least seven years.Read 11 Oct 2026 · uicolors.app

Data security

The privacy policy says data is secured with measures such as encrypted storage where possible and secure TLS connections.Read 11 Oct 2026 · uicolors.app

Design previews

The generator lists design previews including cards, websites, branding, dashboards, components, charts, gradients, logos, and headings.Read 11 Oct 2026 · uicolors.app

Figma plugin

The maker’s site links to a UI Colors Figma plugin.Read 11 Oct 2026 · uicolors.app

Fonts

Users can choose fonts for base text and headings from a curated selection, and custom font selection is an unlockable feature.Read 11 Oct 2026 · uicolors.app

Neutral scale

It can add a custom neutral color scale for text, borders, and surfaces.Read 11 Oct 2026 · uicolors.app

Preview tabs

The generator includes previews for Cards, Website, Branding, Dashboard, Components, Shadcn/ui, Apps, Charts, Gradients, Logos, and Headings.Read 11 Oct 2026 · uicolors.app

Privacy and security

The privacy policy says UI Colors uses encrypted storage where possible and secure TLS connections, alongside organizational measures to protect data.Read 11 Oct 2026 · uicolors.app

Status scales

The generator can add success, info, warning, and error color scales and preview them in the Components tab.Read 11 Oct 2026 · uicolors.app

Subprocessors

The listed subprocessors are Supabase, Lemon Squeezy, Resend, and PostHog.Read 11 Oct 2026 · uicolors.app

Tailwind colors

The Tailwind Colors page covers Tailwind CSS v4 and v3 colors and provides click-to-copy OKLCH, hex, and HSL values.Read 11 Oct 2026 · uicolors.app

Where Specifiction places it

• Color Palette Generators#29 of 346.9