A controller (1) configured to control properties of light emitted from a light emitting device (4), the controller comprises a control device (2) and a processing unit (3). The control device (2) enables a user to select a color point of the light emitted from the light emitting device (4) in a color space of the light emitting device. The selection of the color point is done by the user providing a single input to the control device (2). The processing unit (3) being configured to change the color point of light emitted from the light emitting device based on the single input. The change of the color point is done along a meandering curve extending along the black body locus (BBL) in accordance with the received single input.