Fix typos (#581)

Author: Bob Conan

README.md

@@ -119,9 +119,9 @@
 - 🎨🌍🔧 [Gradient Designer](https://gradient-designer.csspost.com/) - Generate gradients for Tailwind 2.0+.
 - 🎨🌍🔧 [Grayscale Design](https://grayscale.design/) - A Luminance-based color palette generator.
 - 🎨🌍🔧 [Hypercolor](https://hypercolor.dev/) - Collection of pre-configured Tailwind CSS gradients with directional options.
-- 🎨🌍🔧 [Palettolithic](https://palettolithic.com) - Generates harmonius color palettes based on one color.
+- 🎨🌍🔧 [palettolithic](https://palettolithic.com) - Generates harmonious color palettes based on one color.
 - 🎨🌍🔧 [Tailwind Gradient Generator](https://tailwindcomponents.com/gradient-generator) - Create perfect Tailwind CSS gradients with zero lines of code.
-- 🎨🌍🔧 [Tints](https://www.tints.dev/) - Color palette penerator and API for Tailwind CSS.
+- 🎨🌍🔧 [Tints](https://www.tints.dev/) - Color palette generator and API for Tailwind CSS.
 - 🎨🌍🔧 [Tailwind CSS Colors](http://tailwindcsscolors.com) - Cheat sheet for Tailwind CSS colors.
 - 🎨🌍🔧 [Tailwind Gradients](http://tailwindgradients.com) - Collection of gradients using Tailwind CSS classes.
 - 🎨🌍🔧 [Fullwind CSS](https://fullwindcss.com/) - Extend Tailwind CSS color palettes with additional shades.