Alternative colour scheme. Not a pattern for fabrics, but one produced from a jpg of a stack of fabric items that was posted on Pixabay. The tile that this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Prismatic Geometric Pattern Background 2
Source GDJ
Bumps, highlight and shadows – all good things.
Source Badhon Ebrahim
To get the tile this is formed from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Snap! It’s a pattern, and it’s not grayscale! Of course you can always change the color in Photoshop.
Source Atle Mo
An emulated “transparent” background pattern, like that of all kinds of computer graphics software.
Source AdamStanislav
A dark metallic background with a pattern of stamped dots. Here's a dark "metallic" background pattern for you.
Source V. Hartikainen
Prismatic Snowflakes Pattern 2 No Background
Source GDJ
Three shades of gray makes this pattern look like a small carbon fiber surface. Great readability even for small fonts.
Source Atle Mo
A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-I.
Source Firkin
Drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
A new take on the black linen pattern. Softer this time.
Source Atle Mo
Prismatic Snowflakes Pattern No Background
Source GDJ
It has waves, so make sure you don’t get sea sickness.
Source CoolPatterns
Remixed from a raster on Pixabay that was uploaded by ArtsyBee.
Source Firkin
The classic notebook paper with horizontal stripes.
Source Are Sundnes
Like the name says, light and gray, with some small dots and circles.
Source Brenda Lay
Super subtle indeed, a medium gray pattern with tiny dots in a grid.
Source Designova
Geometric lines are always hot, and this pattern is no exception.
Source Listvetra
A playful triangle pattern with different shades of gray.
Source Dimitrie Hoekstra
The image depicts a seamless pattern of the design which includes a stylized lotus and a stylized crane.I referred to the original image in a book which is into public domain.
Source Yamachem