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Tutorial on Scrimba

Quick Answer: Pro, 82-minute Intermediate course. You build a lighten and darken color tool with vanilla JavaScript, HTML, and CSS. Strong if you want DOM and UI logic practice without a framework.

Last reviewed: March 2026.

Disclosure: ScrimbaGuide may earn a commission when you enroll or subscribe through links on this page. We still describe course limits honestly.

Tutorial

Pro

Build a cool color lighten/darken tool from scratch and sharpen up your HTML, CSS and vanilla JavaScript skills along the way!

Duration: 82 minLevel: Intermediate
View on Scrimba (opens in a new tab)

About This Course​

Build a cool color lighten/darken tool from scratch and sharpen up your HTML, CSS and vanilla JavaScript skills along the way!

  • Duration: 82 min
  • Level: Intermediate
  • Access: Scrimba Pro required

What Makes This Course Distinctive​

This is a small product-shaped exercise: inputs, previews, and logic that manipulates color values in the browser. Vanilla JS keeps the focus on events, state in plain variables, and readable DOM updates, which many learners skip when they jump straight to React. Interactive screencasts let you tweak hex or HSL handling and see the UI respond immediately, which beats copying a finished CodePen. The project is portfolio-friendly because recruiters recognize tools, not just tutorial clones. It fits the Frontend Developer Path mindset even though the page title is generic. You will not get design-system scale or automated tests here; the win is confidence wiring UI to logic.

Who Is This Course For?​

Developers who know HTML and CSS and want more JavaScript reps before frameworks, and anyone building a portfolio of small interactive widgets.

Not ideal if: You want React components only, or you need color science and accessibility audits as the main curriculum.

Part of These Learning Paths​

Choose This If​

Choose this course if:

  • You want hands-on vanilla JS tied to sliders, inputs, or buttons with visible output.
  • You prefer a single focused mini-app over another to-do list clone.
  • You plan to pair this with CSS and layout courses for a stronger frontend base.

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