Aries: a deep dark brown

Taurus: pale green eyes

Gemini: has one blue eye and one brown eye

Cancer: blue-gray eyes

Leo: amber (golden) eyes

Virgo: hazel eyes

Libra: clear, light brown eyes

Scorpio: deep blue eyes that look purple from a distance

Sagittarius: silver eyes

Capricorn: blue-green eyes

Aquarius: very dark brown eyes, they look almost black

Pisces: baby blue eyes

A/N: Credits again to Kyla_BelT for the idea!