Coolors
coolors.co
Hit the space bar until a five-colour palette appears that works
Free tier
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coolors.co
Hit the space bar until a five-colour palette appears that works
cssgradient.io
Builds a linear or radial gradient and hands you the CSS to paste
fontawesome.com
A large icon set with a free tier you can ship without attribution
fontsquirrel.com
Free fonts hand-checked for a genuinely commercial licence
fontjoy.com
Suggests heading and body font pairings, and locks the one you like
fonts.google.com
Open-licensed font families, free for commercial work and self-hostable
realtimecolors.com
Previews a palette on a real page layout instead of five swatches
webaim.org
Tells you whether two colours pass WCAG contrast, and by how much
myfonts.com
Identifies a font from a photo or screenshot of a few letters
Where these come from
A real job usually crosses two or three categories, which is why starting from the task is often faster than starting from the shelf.
Questions
Font identifiers work from a clean, high-contrast crop of a few characters. For palettes, start from one colour you must keep and generate around it, then check every text pair against WCAG contrast before you fall in love with it.
Yes — 8 of the 9 sites listed here work with no account at all. They are marked "No sign-up" and you can spot them by the green rule down the left edge of the card.
4 of these do the work inside your browser and never upload the file — those are the ones to use for anything with personal data in it. The rest send your input to their servers, which is fine for public material.