It's important to know the meanings of the colors of roses before initiating a bout of rose tag:
Black: Death, Farewell, Disdain
Blue: The unattainable or impossible
Burgundy: Unconscious beauty
Coral: Desire
Lavender: Enchantment, love at first sight
Leaves: Hope
Moss Rose: Confession of love
Orange: Enthusiasm, Desire, Fascination
Peach: Appreciation, Closing of the deal, Let's get together, Sincerity, Gratitude
Pale Peach: Modesty
Pink, dark: Admiration, Thank You
Pink, light: Perfect happiness, joy and grace
Red: Love, passion, respect
Red bud: Pure and lovely
Tea roses: I still love you
White: Innocence, purity, secrecy
White bud: Too young for love, girlhood
Yellow: Friendship, joy, in Victorian times, jealousy
Yellow with Red Tip: Friendship, Falling in Love