Lady Serena Mary Carlow

But no one could look upon that beautiful face, with its lovely, wilful mouth, its lustrous eyes, brilliant under rather heavy, smiling lids, and think its owner coldhearted. In fact, it was quite the last epithet anyone could have found to bestow upon such a vital, passionate creature as Serena, thought Fanny. She was headstrong, and obstinate, sometimes quite dreadfully mannish, as eccentric as her father, quick-tempered, impulsive, impatient of restraint, and careless of appearances; but with all these faults, and a great many more, she had a wealth of kindness and of generosity, and a chivalry which made her beloved amongst her father's dependants.
...
The brows which Serena did not scruple to darken, shot up; the eyes, gleaming more green than hazel, mocked, but gently.
(ch. i)
...
When Serena presently entered the room, she had changed her walking-dress for a robe of clinging black crape, made high to the throat, and relieved only by a little ruff of goffered lawn. The sombre hue seemed to enhance the whiteness of her skin; if Fanny in her weeds, was ethereally fair, she, with her flaming locks and creamy complexion appeared magnificent.
(ch. iv)