A solid state lighting apparatus comprising: a first plurality of light emitting diodes, LEDs (24A-1, 24A-4) connected in a first series, each of the LEDs comprising an LED device configured to emit light having about a first dominant wavelength and a phosphor configured to receive at least some of the light emitted by the LED device and responsively emit light having about a second dominant wavelength, wherein each of the plurality of LED devices emits substantially the same colour of light and each of the first plurality of LEDs comprises the same phosphor; a first constant current source, wherein the first plurality of LEDs (24A-1, 24A-4) is coupled to the first constant current source, and wherein each LED of the first plurality of LEDs is energized by a reference current supplied by the first constant current source; a second plurality of LEDs (24B-1, 24B-4) connected in a second series, each of the second plurality of LEDs comprising an LED device configured to emit light having a third dominant wavelength and a phosphor configured to receive at least some of the light emitted by the LED device and responsively emit light having a fourth dominant wavelength, wherein the fourth dominant wavelength is at least about 25 nm higher than the second dominant wavelength; wherein a combined light emitted by the LED device and the phosphor of a first one of the first plurality of LEDs (24A-1, 24A-4) has a first color point and a combined light emitted by the LED device and the phosphor of a second one of the first plurality of LEDs (24A-1, 24A-4) has a second color point that falls outside a seven step Macadam ellipse around the first color point, wherein a combined light emitted by the LED device and the phosphor of a first one of the second plurality of LEDs (24B-1, 24B-4) has a third color point and a combined light emitted by the LED device and the phosphor of a second one of the second plurality of LEDs (24B-1, 24B-4) has a fourth color point that falls outside a seven step Macadam ellipse around the third color point, wherein the first color point and the second color point each fall within a region defined on a 1931 CIE Chromaticity Diagram that is subdivided into bins (220A, 220B), each of which is defined to have a size that is approximately the size of a seven step Macadam ellipse centred about a point near the middle of the bin, and wherein the first color point falls in a first one of the plurality of bins and the second color point falls within a second, different one of the plurality of bins. a first plurality of light emitting diodes, LEDs (24A-1, 24A-4) connected in a first series, each of the LEDs comprising an LED device configured to emit light having about a first dominant wavelength and a phosphor configured to receive at least some of the light emitted by the LED device and responsively emit light having about a second dominant wavelength, wherein each of the plurality of LED devices emits substantially the same colour of light and each of the first plurality of LEDs comprises the same phosphor; a first constant current source, wherein the first plurality of LEDs (24A-1, 24A-4) is coupled to the first constant current source, and wherein each LED of the first plurality of LEDs is energized by a reference current supplied by the first constant current source; a second plurality of LEDs (24B-1, 24B-4) connected in a second series, each of the second plurality of LEDs comprising an LED device configured to emit light having a third dominant wavelength and a phosphor configured to receive at least some of the light emitted by the LED device and responsively emit light having a fourth dominant wavelength, wherein the fourth dominant wavelength is at least about 25 nm higher than the second dominant wavelength; wherein a combined light emitted by the LED device and the phosphor of a first one of the first plurality of LEDs (24A-1, 24A-4) has a first color point and a combined light emitted by the LED device and the phosphor of a second one of the first plurality of LEDs (24A-1, 24A-4) has a second color point that falls outside a seven step Macadam ellipse around the first color point, wherein a combined light emitted by the LED device and the phosphor of a first one of the second plurality of LEDs (24B-1, 24B-4) has a third color point and a combined light emitted by the LED device and the phosphor of a second one of the second plurality of LEDs (24B-1, 24B-4) has a fourth color point that falls outside a seven step Macadam ellipse around the third color point, wherein the first color point and the second color point each fall within a region defined on a 1931 CIE Chromaticity Diagram that is subdivided into bins (220A, 220B), each of which is defined to have a size that is approximately the size of a seven step Macadam ellipse centred about a point near the middle of the bin, and wherein the first color point falls in a first one of the plurality of bins and the second color point falls within a second, different one of the plurality of bins.