There is rarely one right answer. Here are several categories of pairing options, each with a reason it may work.
Rosy Brown
Similar lightness for a subtle, tone-on-tone pairing with minimal contrast.
Clay
Similar lightness for a subtle, tone-on-tone pairing with minimal contrast.
Taupe Grey
Similar lightness for a subtle, tone-on-tone pairing with minimal contrast.
Camel
Similar lightness for a subtle, tone-on-tone pairing with minimal contrast.
Mushroom
Enough lightness contrast to read as two distinct colours without feeling harsh.
Dark Salmon
Enough lightness contrast to read as two distinct colours without feeling harsh.
Tan
Enough lightness contrast to read as two distinct colours without feeling harsh.
Nude
Enough lightness contrast to read as two distinct colours without feeling harsh.
Taupe Grey
A low-chroma neutral lets the original colour stay the visual focus.
Grey
A low-chroma neutral lets the original colour stay the visual focus.
Silver
A low-chroma neutral lets the original colour stay the visual focus.
Ash Grey
A low-chroma neutral lets the original colour stay the visual focus.
Navy Blue
A saturated accent from a different hue family for a deliberate pop of contrast.
Lime
A saturated accent from a different hue family for a deliberate pop of contrast.
Midnight Blue
A saturated accent from a different hue family for a deliberate pop of contrast.
Spring Green
A saturated accent from a different hue family for a deliberate pop of contrast.