http://www.oed.com/view/Entry/44037?redirecte...2. Resembling cream in some quality:
a. Of the general appearance or consistence of cream.
b. fig. Soft and rich, luscious.
a1640 J. Fletcher et al. Queene of Corinth iii. i, in F. Beaumont & J. Fletcher Comedies & Trag. (1647) sig. Bbbbbbv/1, Your creamy words but cozen.
1780 W. Cowper Table Talk 510 Verse..Without a creamy smoothness has no charms.
1859 G. A. Sala Gaslight & Daylight ii. 18 His creamiest jokes are met with immovable stolidity.
1860 O. W. Holmes Professor at Breakfast-table ii. 60 A woman with a creamy voice.
c. Cream-coloured: often as a qualification of white, yellow.The word has a connotation of richness or softness which is absent from cream-coloured.
1845 Florist's Jrnl. 6 162 The Roses in pots attracted great attention..Nemesis, fine rose; Belle Allemande, large creamy yellow.
1880 ‘V. Lee’ Stud. 18th Cent. Italy ii. 102 The thickest and creamiest paper.
1885 E. Arnold Secret of Death 4 All around that temple cooed The creamy doves.