Etsy Shop Setup

Generate harmonious color palettes from a base color. Complementary, analogous, triadic, tetradic, monochromatic. CSS variables, Tailwind config, WCAG contrast.

Calculate total ROI and net gain or loss, then use CAGR for endpoint-only investments or money-weighted IRR for explicit year-end contributions.

Professional color picker with HEX, RGB, and HSL conversion, WCAG contrast checking, and palette generation. Pick colors and copy CSS-ready values instantly.

Generate scan-testable URL, email, phone, WiFi, or escaped vCard QR codes with UTF-8 capacity checks, color warnings, raster logos, PNG, and SVG.

Preview sRGB colors with adjustable color-vision models. Compare palettes and text pairs, check original contrast, and copy the simulated colors as CSV.

Simple in-browser notepad with auto-save. Write quick notes that persist in your browser. Download as text file. No signup needed.

Include unit costs, order costs and payment fees in a contribution-based price floor, then test operating profit and minimum whole-order sales targets.

Itemize launch costs and deposits, compare committed funding, then model monthly cash balances and the upfront cash needed to maintain a chosen floor.

Calculate gross profit and operating profit or loss from net revenue, cost of sales, and operating expenses for one consistent period.

Compare two complete quotes by dividing each total cost by its whole-unit quantity, with a signed per-unit difference and no invented scale assumptions.