To celebrate the new feature, we need some sparkling diamonds.
Source Atle Mo
Prismatic Abstract Background Design
Source GDJ
A new one called white wall, not by me this time.
Source Yuji Honzawa
Remixed from a design on Pixabay. To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
Prismatic Hexagonalism Pattern No Background
Source GDJ
Like the name suggests, this background image consists of a pattern of dark bricks. It may be an option for you, if you are looking for something that looks like a brick wall for use as a background on web pages. It's not a masterpiece, but looks pretty nice when is tiled.
Source V. Hartikainen
Prismatic Geometric Pattern Background No Black
Source GDJ
It has waves, so make sure you don’t get sea sickness.
Source CoolPatterns
Remixed from a design on Pixabay. To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Not sure if this is related to the Nami you get in Google image search, but hey, it’s nice!
Source Dertig Media
Colour version that is close to the original drawing uploaded to Pixabay by pencilparker.
Source Firkin
Used in small doses, this could be a nice subtle pattern. Used on a large surface, it’s dirty!
Source Paul Reulat
A version without colours blended together to give a different look.
Source Firkin
Dark, lines, noise, tactile. You get the drift.
Source Anatoli Nicolae
Detailed but still subtle and quite original. Lovely gray shades.
Source Kim Ruddock
Simple combination of stripy squares with their negatively coloured counterparts
Source Firkin
A simple example on using clones. You can generate a nice base for a pattern fill quickly with it.
Source Lazur URH
Prismatic Groovy Concentric Background 4
Source GDJ
Simple combination of stripy squares with their negatively coloured counterparts
Source Firkin
Prismatic Geometric Pattern Background 2
Source GDJ
A seamless pattern the unit cell for which can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
The texture of this background image has some similarities with leather, and it's colored in a dark brown color. So, if you are looking for a dark brown background image for your website, this may be an option for you.
Source V. Hartikainen