meanings of the colors of the dove
A dove returned to Noah with an olive branch to let him know that the flood waters had abated, and that the Great Flood of God's judgment was over:
Gen. 8:10 He waited seven more days and again sent out the dove from the ark. 11 When the dove returned to him in the evening, there in its beak was a freshly plucked olive leaf! Then Noah knew that the water had receded from the earth.
Reference to the Dove Christian Symbol in the Bible
Matthew 10:16 Behold, I send you forth as sheep in the midst of wolves: be ye therefore wise as serpents, and harmless as doves.
In their wild state doves generally build their nests in the clefts of rocks, but when domesticated "dove-cots" are prepared for them (Cant. 2:14; Jer. 48:28; Isa. 60:8).
The dove was placed on the standards of the Assyrians and Babylonians in honour, it is supposed, of Semiramis (Jer. 25:38; Vulg., "fierceness of the dove;" comp. Jer. 46:16; 50:16).
Doves and turtle-doves were the only birds that could be offered in sacrifice, as they were clean according to the Mosaic law (Ge. 15:9; Lev. 5:7; 12:6; Luke 2:24).
The dove was the harbinger of peace to Noah (Gen. 8:8, 10). It is often mentioned as the emblem of purity (Ps. 68:13).
It is a symbol of the Holy Spirit (Gen. 1:2; Matt. 3:16; Mark 1:10; Luke 3:22; John 1:32); also of tender and devoted affection (Cant. 1:15; 2:14).
David in his distress wished that he had the wings of a dove, that he might fly away and be at rest (Ps. 55:6-8).
There is a species of dove found at Damascus "whose feathers, all except the wings, are literally as yellow as gold" (68:13).
Dove Christian Symbol