Knowledge is an Outline Color icon from the Human Mind pack, filed under user. Its main color is red. It suits websites, presentations, infographics, blog posts and social media graphics about user. The same knowledge icon is also available in 2 other styles, shown below. Download it free as SVG or as a PNG at any size, copy it as a React or Vue component, or open it in the editor to change its colors, stroke and background. Related searches: thinking icon, book icon, intelligence icon, emotion icon.