Eclipse preference file with Solarized Light color theme for Java/Scala editors. Tested on Eclipse Indigo. Usage: File -> Import -> General -> Preferences

eclipse-preferences.epf

/instance/org.eclipse.jdt.ui/java_bracket=101,123,131
/instance/org.eclipse.jdt.ui/java_comment_task_tag=211,54,130
/instance/org.eclipse.jdt.ui/java_default=101,123,131
/instance/org.eclipse.jdt.ui/java_doc_default=146,160,160
/instance/org.eclipse.jdt.ui/java_doc_keyword=38,139,210
/instance/org.eclipse.jdt.ui/java_doc_keyword_bold=false
/instance/org.eclipse.jdt.ui/java_doc_link=38,139,210
/instance/org.eclipse.jdt.ui/java_doc_tag=38,139,210
/instance/org.eclipse.jdt.ui/java_keyword=181,137,0
/instance/org.eclipse.jdt.ui/java_keyword_bold=false
/instance/org.eclipse.jdt.ui/java_keyword_return=133,153,0
/instance/org.eclipse.jdt.ui/java_keyword_return_bold=false
/instance/org.eclipse.jdt.ui/java_multi_line_comment=147,161,161
/instance/org.eclipse.jdt.ui/java_operator=101,123,131
/instance/org.eclipse.jdt.ui/java_single_line_comment=147,161,161
/instance/org.eclipse.jdt.ui/java_string=42,161,152
/instance/org.eclipse.jdt.ui/pf_coloring_argument=181,137,0
/instance/org.eclipse.jdt.ui/pf_coloring_assignment=101,122,129
/instance/org.eclipse.jdt.ui/pf_coloring_comment=147,161,161
/instance/org.eclipse.jdt.ui/pf_coloring_key=101,122,129
/instance/org.eclipse.jdt.ui/pf_coloring_value=42,161,152
/instance/org.eclipse.jdt.ui/semanticHighlighting.abstractMethodInvocation.color=101,122,129
/instance/org.eclipse.jdt.ui/semanticHighlighting.annotation.color=211,54,130
/instance/org.eclipse.jdt.ui/semanticHighlighting.annotation.enabled=true
/instance/org.eclipse.jdt.ui/semanticHighlighting.class.color=101,122,129
/instance/org.eclipse.jdt.ui/semanticHighlighting.deprecatedMember.color=101,123,131
/instance/org.eclipse.jdt.ui/semanticHighlighting.deprecatedMember.enabled=true
/instance/org.eclipse.jdt.ui/semanticHighlighting.enum.color=101,122,129
/instance/org.eclipse.jdt.ui/semanticHighlighting.field.color=37,138,210
/instance/org.eclipse.jdt.ui/semanticHighlighting.field.enabled=true
/instance/org.eclipse.jdt.ui/semanticHighlighting.inheritedMethodInvocation.color=101,122,129
/instance/org.eclipse.jdt.ui/semanticHighlighting.interface.color=101,122,129
/instance/org.eclipse.jdt.ui/semanticHighlighting.localVariable.color=37,138,210
/instance/org.eclipse.jdt.ui/semanticHighlighting.localVariableDeclaration.color=37,138,210
/instance/org.eclipse.jdt.ui/semanticHighlighting.method.color=101,123,131
/instance/org.eclipse.jdt.ui/semanticHighlighting.method.enabled=true
/instance/org.eclipse.jdt.ui/semanticHighlighting.methodDeclarationName.color=38,139,210
/instance/org.eclipse.jdt.ui/semanticHighlighting.methodDeclarationName.enabled=true
/instance/org.eclipse.jdt.ui/semanticHighlighting.number.color=42,161,152
/instance/org.eclipse.jdt.ui/semanticHighlighting.number.enabled=true
/instance/org.eclipse.jdt.ui/semanticHighlighting.parameterVariable.color=133,153,0
/instance/org.eclipse.jdt.ui/semanticHighlighting.parameterVariable.enabled=true
/instance/org.eclipse.jdt.ui/semanticHighlighting.staticField.color=38,139,210
/instance/org.eclipse.jdt.ui/semanticHighlighting.staticField.enabled=true
/instance/org.eclipse.jdt.ui/semanticHighlighting.staticFinalField.color=101,123,131
/instance/org.eclipse.jdt.ui/semanticHighlighting.staticFinalField.enabled=true
/instance/org.eclipse.jdt.ui/semanticHighlighting.staticMethodInvocation.color=101,123,131
/instance/org.eclipse.jdt.ui/semanticHighlighting.staticMethodInvocation.enabled=true
/instance/org.eclipse.jdt.ui/semanticHighlighting.typeArgument.color=101,122,129
/instance/org.eclipse.jdt.ui/semanticHighlighting.typeParameter.color=101,123,131
/instance/org.eclipse.jdt.ui/semanticHighlighting.typeParameter.enabled=true
/instance/org.eclipse.jdt.ui/sourceHoverBackgroundColor=253,246,227
/instance/org.eclipse.ui.editors/AbstractTextEditor.Color.Background.SystemDefault=false
/instance/org.eclipse.ui.editors/AbstractTextEditor.Color.Background=253,246,227
/instance/org.eclipse.ui.editors/AbstractTextEditor.Color.FindScope=188,173,173
/instance/org.eclipse.ui.editors/AbstractTextEditor.Color.Foreground.SystemDefault=false
/instance/org.eclipse.ui.editors/AbstractTextEditor.Color.Foreground=101,122,129
/instance/org.eclipse.ui.editors/AbstractTextEditor.Color.SelectionBackground.SystemDefault=false
/instance/org.eclipse.ui.editors/AbstractTextEditor.Color.SelectionBackground=236,231,213
/instance/org.eclipse.ui.editors/AbstractTextEditor.Color.SelectionForeground.SystemDefault=false
/instance/org.eclipse.ui.editors/AbstractTextEditor.Color.SelectionForeground=89,109,115
/instance/org.eclipse.ui.editors/asOccurencesIndicationColor=236,231,213
/instance/org.eclipse.ui.editors/currentLineColor=253,246,227
/instance/org.eclipse.ui.editors/deletionIndicationColor=101,122,129
/instance/org.eclipse.ui.editors/filteredSearchResultIndicationColor=236,231,213
/instance/org.eclipse.ui.editors/javaScriptOccurrenceIndicationColor=236,231,213
/instance/org.eclipse.ui.editors/lineNumberColor=88,110,117
/instance/org.eclipse.ui.editors/lineNumberRuler=true
/instance/org.eclipse.ui.editors/matchingTagIndicationColor=236,231,213
/instance/org.eclipse.ui.editors/occurrenceIndicationColor=236,231,213
/instance/org.eclipse.ui.editors/overviewRuler_migration=migrated_3.1
/instance/org.eclipse.ui.editors/PHPReadOccurrenceIndicationColor=236,231,213
/instance/org.eclipse.ui.editors/PHPWriteOccurrenceIndicationColor=236,231,213
/instance/org.eclipse.ui.editors/printMargin=true
/instance/org.eclipse.ui.editors/printMarginColor=88,110,117
/instance/org.eclipse.ui.editors/pydevOccurrenceIndicationColor=236,231,213
/instance/org.eclipse.ui.editors/searchResultIndicationColor=236,231,213
/instance/org.eclipse.ui.editors/writeOccurrenceIndicationColor=236,231,213

Importing to Kepler gives me "Empty list.
Note: Not all preferences support individual import."

Which eclipse version did you tried that working?