There is rarely one right answer. Here are several categories of pairing options, each with a reason it may work.
Yellow-Green
Similar lightness for a subtle, tone-on-tone pairing with minimal contrast.
Citrine
Similar lightness for a subtle, tone-on-tone pairing with minimal contrast.
Brass
Similar lightness for a subtle, tone-on-tone pairing with minimal contrast.
Yellow
Similar lightness for a subtle, tone-on-tone pairing with minimal contrast.
Flax
Enough lightness contrast to read as two distinct colours without feeling harsh.
Khaki
Enough lightness contrast to read as two distinct colours without feeling harsh.
Pistachio
Enough lightness contrast to read as two distinct colours without feeling harsh.
Lemon Yellow
Enough lightness contrast to read as two distinct colours without feeling harsh.
White
Strong lightness contrast and saturation for a bold, graphic pairing.
Mint Cream
Strong lightness contrast and saturation for a bold, graphic pairing.
Off-White
Strong lightness contrast and saturation for a bold, graphic pairing.
Ivory
Strong lightness contrast and saturation for a bold, graphic pairing.
Navy Blue
A saturated accent from a different hue family for a deliberate pop of contrast.
Blue
A saturated accent from a different hue family for a deliberate pop of contrast.
Indigo
A saturated accent from a different hue family for a deliberate pop of contrast.
Ultramarine
A saturated accent from a different hue family for a deliberate pop of contrast.
Black
Meets WCAG AA contrast (10.9:1) for normal text if used as text/background.
Navy Blue
Meets WCAG AA contrast (8.3:1) for normal text if used as text/background.
Midnight Blue
Meets WCAG AA contrast (7.7:1) for normal text if used as text/background.
Prussian Blue
Meets WCAG AA contrast (6.9:1) for normal text if used as text/background.