Royalty-Free Spectrum Photos, orientation: horizontal

4000x2248

tree under rainbow

Public Domain
4000x3000

photography assorted light

Public Domain
4000x3000

bending light device

Public Domain
4000x3000

fan, catalogs, colors, spectrum, rainbow, colorful

Public Domain
4000x3000

optics, prism, light beam, light guide, attempt, physics

Public Domain
4608x3456

rainbow, color spectrum, solar, mirror, mirroring, beautifully

Public Domain
4320x2432

silhouette photo of tree with rainbow behind

Public Domain
4320x2432

white building with two towers near trees under white clouds and rainbow during daytime

Public Domain
4659x2510

color fan, color picker, color, color palette, range, colorful

Public Domain
4581x3037

silhouette of man making large bubbles during sunset

Public Domain
5024x2442

green grasses

Public Domain
5472x3648

closeup photo of spiderweb

Public Domain
4196x2913

closeup photo of iridescent bubbles

Public Domain
3264x1840

assorted-color pencil lot

Public Domain
4500x3000

Vibrant and colourful abstract image

Public Domain
5020x2801

background, sunlight, abstract, blur, wallpaper, art

Public Domain
4288x2848

abstract, water, oil, ink, macro, macro photography

Public Domain
6000x4000

photo of rainbow

Public Domain
2000x1331

closeup photo of bubbles

Public Domain
2000x1331

clear bubble wallpaper

Public Domain
4000x1937

selective focus photography of bubbles

Public Domain
5472x3648

shades of colors

Public Domain
5472x3648

Designer pattern and colour samples

Public Domain
5184x3456

closeup photo of bubbles

Public Domain
4320x2432

landscape photo of trees with rainbow

Public Domain
4928x3264

color pencil set with blue sharpener

Public Domain
2560x1920

green grass field

Public Domain
11366x3168

lined up assorted-color of chalk written on white surface

Public Domain
6000x4000

Closeup shot of a design/printing colour guide

Public Domain
5000x3333

roygibi rainbow on the sky

Public Domain