I only have black ones and a couple of white ones for sports. The white ones are fine, but the black socks get significantly brighter over time. Now sorting alm

I only have black ones and a couple of white ones for sports. The white ones are fine, but the black socks get significantly brighter over time. Now sorting almost matching socks is much harder than when I had a hodgepodge. Admittedly I mostly ignore the differences in shade but it doesn't sit well with me. A sock sorter would be perfect.