Colorful

adj.joyful, energeticeveryday

Meaning 1

Showing many vivid or varied colors.

Reach for it when praising a visually lively scene, object, or design

Colorful kites turned the gray shoreline into a moving gallery.

everyday
vibrant
brightness and energetic visual impact are strongest
not when Vibrant can describe one intense color rather than a varied palette.
warm
bright
light, saturated color creates cheer
not when Bright does not require variety and can become visually harsh.
professional
multicolored
the presence of several colors is the factual point
not when The neutral term offers no praise for beauty or liveliness.
formal
chromatic
technical discussion of color fits the context
not when The specialized word sounds clinical in everyday appreciation.

Full of lively, unusual, or memorable detail.

Reach for it when describing language, history, or personality that feels vivid rather than plain

The guide shared a colorful account of the station's early years.

warm
lively
energy and animation matter more than unusual detail
not when Lively prose may be brisk yet visually plain.
professional
vivid
details create a strong mental picture
not when Vivid can describe one precise memory without the variety of colorful.
literary
picturesque
unusual detail creates an attractive scene
not when Picturesque favors visual charm and can romanticize hardship.

colorful display
A colorful display marked every plant safe for pollinators.
colorful character
The memoir portrays its inventor as a colorful character.
colorful history
The building's colorful history includes a theater and a bicycle factory.

The definition and the example on this page are written here. The dictionaries above ground which meaning is being described, not the wording.