To remove Header Color on Scroll, you can use these CSS codes to Website Tools > Custom CSS.
#1. All Pages
header#header.shrink { background-color: transparent !important; } header#header.shrink .header-background-solid { opacity: 0 !important; }
#2. One Page
You can find Page ID. Then use CSS code like this.
#collection-6673f2e18432c25013aee99f { header#header.shrink { background-color: transparent !important; } header#header.shrink .header-background-solid { opacity: 0 !important; }}
#3. Desktop Only
@media screen and (min-width:768px) { header#header.shrink { background-color: transparent !important; } header#header.shrink .header-background-solid { opacity: 0 !important; } }
#4. Mobile Only
@media screen and (max-width:767px) { header#header.shrink { background-color: transparent !important; } header#header.shrink .header-background-solid { opacity: 0 !important; }}