纯红色背景：在线下载 4K 和高清纯红色背景。

Red background colors

Red	Crimson Red	Crimson	Persian red	Burgundy	Vivid red
Metallic red	Imperial red	Neon red	Alizarin crimson	Pale carmine	Lust
Cinnabar	Cadmium red	Alizarin	Scarlet (Crayola)	Fire engine red	Strawberry red
Mystic red	UP maroon	Lemon iced tea	Red Salsa	Radical Red	Red (NCS)
Orange red	Permanent Geranium Lake	Mordant red 19	Coral red	Kobe	Red (Crayola)
University of Pennsylvania red	Ferrari Red	Ruby red	Carmine	Claret	Antique ruby
Rose red	Rosso corsa	Microsoft red	English red	Auburn	Awesome
Maximum red	Barn red	Red (Pantone)	Cornell Red	Upsdell red	Tomato
Maroon (web)	Chili red	Brick red	Sizzling Red	Boston University Red	KU Crimson
Crimson glory	Crimson (UA)	Red brown	Red-orange	Venetian red	French raspberry
Amaranth	Utah Crimson	Nintendo red	Red cola	Jasper	Rojo Spanish red
Watermelon red	Carmine (M&P)	Neon fuchsia	Harvard crimson	Vivid crimson	Cedar Chest
Carmine red	Red-brown	Big dip o’ruby	Strawberry	Bright maroon	Chinese red
Rusty red	Firebrick	Carnelian	American rose	Sinopia	UA red
Madder Lake	Wine red	Coquelicot	Candy apple red	Medium candy apple red	Mahogany
International orange (engineering)	Scarlet	Crimson (UA)	Cardinal	Tomato sauce	Red (Munsell)
Philippine red	Tractor red	Rufous	Blood red	Ruddy	Dark red
Rose madder	Carmine	Pastel red	Vermilion	Vivid auburn	Japanese carmine
Stop red	Medium red	OU Crimson red	Dark candy apple red	Red rum	Red (RYB)
Vermilion	Lava	Deep carmine	Indian red	Red strawberry	Oxblood
Neon scarlet	OU Crimson red	Folly	Rich carmine	Red (pigment)	CG Red
Falu red	Electric crimson	Vivid burgundy	Spanish red	Weezy Red	Red Orange