Royalty-Free Earnings Photos, dominant color: gray, sorted by aesthetic score

1272x1920

2008 round silver-colored coin

Public Domain
3264x2176

selective focus photography of stack of coins on white table

Public Domain
2272x1704

round gold-colored coins on banknotes

Public Domain
4200x2800

space gray iPhone 5s with black case

Public Domain
4896x3264

calculator keypad

Public Domain
5472x3648

brown potato and round silver-and-gold-colored coins stack balancing on gray steel spoon and black digital calculator

Public Domain
4608x3456

five blue banknotes

Public Domain