PNG ICO ICNS MORE
UI
Pixel
Fugue Icons
field, password, Text
Khaki
16x16
Text, password, ui
PaleGreen
field, password, ui
Tan
Text, password, field
DimGray
Gnome icons
Keys, Lock, password
Black
46x48
Vaga
Log in, secure, password
SandyBrown
Mini
login, secure, Lock
Silk
Lock, Key, Computer
Gainsboro