colors

The word "colores" is the plural form of "color." In Spanish, it refers to the visual perception of different wavelengths of light, just as in English. The mental image is a vibrant palette or a rainbow, representing the variety and spectrum of hues available in the world. This word is used in exactly the same way as its English counterpart. You will often hear it in contexts involving art, fashion, or describing the appearance of objects. It is a neutral, everyday term used in both formal and casual settings.
In conversation
Choosing paint
¿Qué colores te gustan para la sala?
Which colors do you like for the living room?
Prefiero colores claros, como el blanco o el beige.
I prefer light colors, like white or beige.
Notice how 'colores' is used with adjectives like 'claros' (light) or 'oscuros' (dark).
Describing a sunset
¡Mira el cielo! Tiene unos colores increíbles hoy.
Look at the sky! It has incredible colors today.
Es verdad, el naranja y el rosa se ven espectaculares.
It's true, the orange and pink look spectacular.
'Tener colores' is a very common way to describe the chromatic quality of a scene or object.
Examples
El arcoíris tiene muchos colores.
The rainbow has many colors.
Me gusta combinar diferentes colores en mi ropa.
I like to combine different colors in my clothes.
La naturaleza nos regala una explosión de colores en primavera.
Nature gives us an explosion of colors in spring.