Same as gray sand but lighter. A sandy pattern with small light dots, and some angled strokes.
Source Atle Mo
This reminds me of Game Cube. A nice light 3D cube pattern.
Source Sander Ottens
Prismatic Hypnotic Pattern No Background
Source GDJ
Derived from a PNG that was uploaded to Pixabay by nutkitten
Source Firkin
CC0 and seamless wellington boot pattern.
Source SliverKnight
Inspired by a 1930s wallpaper pattern I saw on TV.
Source Firkin
A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
It almost looks a bit blurry, but then again, so are fishes.
Source Petr Šulc
A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
A pattern formed from a squared tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
People seem to enjoy dark patterns, so here is one with some circles.
Source Atle Mo
Prismatic Snowflakes Pattern 2 No Background
Source GDJ
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin
A slightly grainy paper pattern with small horizontal and vertical strokes.
Source Atle Mo
Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
Dead simple but beautiful horizontal line pattern.
Source Fabian Schultz
An interesting dark spotted pattern at an angle.
Source Hendrik Lammers
One more from Badhon, sharp horizontal lines making an embossed paper feeling.
Source Badhon Ebrahim
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
A car pattern?! Can it be subtle? I say yes!
Source Radosław Rzepecki
Heavy depth and shadows here, but might work well on some mobile apps.
Source Damian Rivas
Brushed aluminum, in a bright gray version. Lovely 2X as well.
Source Andre Schouten
Background Wall, Art Abstract, Blue Well & CC0 texture.
Source Ractapopulous
From a drawing in 'Les Chroniqueurs de l'Histoire de France depuis les origines jusqu'au XVIe siècle', Henriette Witt, 1884.
Source Firkin
Based on several public domain drawings on Wikimedia Commons. This was formed from a rectangular tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin