A detailed comparison of #421EF6 and #F7D83B — complementary colors
background: linear-gradient(to right, #421EF6, #F7D83B);
With a contrast ratio of 5.4:1, this pair meets WCAG AA for normal text. Use Amber Tone Pure as the background and Violet Radiant Pure as text for optimal readability.
These colors have a 160\u00B0 hue difference, making them complementary. Their high contrast creates visual energy — great for call-to-action buttons, hero sections, and brand accents.