<!doctype html><html><head><metacharset='utf-8'><metaname="assert"content="Use the indicated color space when interpolating colors on the gradient line."><linkrel="stylesheet"type="text/css"href="/fonts/ahem.css"/><linkrel="help"href="https://drafts.csswg.org/css-images-4/#linear-gradients"><linkrel="help"href="https://drafts.csswg.org/css-color/#interpolation-space"><linkrel="help"href="https://bugzilla.mozilla.org/show_bug.cgi?id=1910153"><linkrel="mismatch"href="background-gradient-interpolation-001-notref.html"><style>:root{--space:;}div{height:50px;width:200px;}.has-gradient{background-image:linear-gradient(90degvar(--space),yellow30%,purple95%);}.hsl{--space:inhsl;}.oklch{--space:inoklch;}</style></head><body><h4>These three gradients should NOT look the same</h4><p>Interpolating in sRGB (default)</p><divclass="has-gradient"></div><p>Interpolating in HSL</p><divclass="has-gradient hsl"></div><p>Interpolating in Oklch</p><divclass="has-gradient oklch"></div></body></html>