bg-brand-mint (#A6DAD8) on text-brand-navy (#012851) = 3.5:1, fails AA
for text-xs (12px). bg-white (#fff) on text-brand-navy = 14:1 AAA.
White also reads as a distinct shape against the navy header background.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>