import type { AnyConfigurationModel } from '@jbrowse/core/configuration';
import type { Feature } from '@jbrowse/core/util';
export declare function colorByInsertSize(feature: Feature): string;
export declare function colorByMappingQuality(feature: Feature): string;
export declare function colorByStrand(feature: Feature): "#EC8B8B" | "#8F8FD8";
export declare function colorByOrientation(feature: Feature, config: AnyConfigurationModel): string;
export declare function colorByStrandedRnaSeq(feature: Feature): string;