Basic Colors:
* Rojo (Red) - Masculine - Rojos
* Azul (Blue) - Masculine - Azules
* Verde (Green) - Masculine - Verdes
* Amarillo (Yellow) - Masculine - Amarillos
* Negro (Black) - Masculine - Negros
* Blanco (White) - Masculine - Blancos
* Gris (Gray) - Masculine - Grises
* Marron (Brown) - Masculine - Marrones
* Rosa (Pink) - Feminine - Rosas
Additional Colors:
* Morado (Purple) - Masculine - Morados
* Naranja (Orange) - Feminine - Naranjas
* Violeta (Violet) - Feminine - Violetas
* Plata (Silver) - Feminine - Platas
* Oro (Gold) - Masculine - Oros
Note:
* The gender of a color in Spanish affects the articles and adjectives used with it. For example, "una camisa roja" (a red shirt) vs. "un coche azul" (a blue car).
* Some colors, like "café" (coffee), "dorado" (golden), and "plateado" (silvery), are adjectives and not considered "colors" in Spanish.
This list is not exhaustive, but it includes most of the common Spanish colors.