Is This A Colorblind Rainbow? Color Palette

HEX: #835a5a

RGB: 131, 90, 90

HEX: #83755a

RGB: 131, 117, 90

HEX: #7f835a

RGB: 127, 131, 90

HEX: #5d835a

RGB: 93, 131, 90

HEX: #5a7683

RGB: 90, 118, 131