Colour Temperature Calculator
The colour temperature calculator requires Javascript to be enabled to function.
How to use
Use the sliders to calculate a value.
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-274
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-249
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-215
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-172
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-155
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-137
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-215
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-190
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-156
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-113
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-96
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-78
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-172
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-147
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-127
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-70
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-53
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-35
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159
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185
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223
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268
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283
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109
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135
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173
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218
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235
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268
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64
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90
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128
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173
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188
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223
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159
207 Full C.T. Orange + .3ND
More informationConverts daylight (6500K) to tungsten (3200K) and reduces light 1 stop.
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159
208 Full C.T. Orange + .6ND
More informationConverts daylight (6500K) to tungsten (3200K) and reduces light 2 stops.
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34
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-155
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-130
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-96
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-53
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-36
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-18
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-142
219 LEE Fluorescent Green
More informationGeneral tungsten to fluorescent correction for use when fluorescent colour temp is unknown, to provide medium correction.
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26
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52
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90
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135
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150
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185
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63
230 Super Correction L.C.T. Yellow
More informationConverts yellow carbon arc (of low colour temperature) to tungsten.
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125
232 Super Correction W.F. Green
More informationConverts white flame arc to 3200K, for use with Tungsten film.
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161
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204
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105
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-137
241 LEE Fluorescent 5700 Kelvin
More informationConverts tungsten to fluorescent light of 5700K (cool white/daylight).
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-79
242 LEE Fluorescent 4300 Kelvin
More informationConverts tungsten to fluorescent light of 4300K (white).
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-34
243 LEE Fluorescent 3600 Kelvin
More informationConverts tungsten to fluorescent light of 3600K (warm white).
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-249
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-224
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-190
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-147
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-130
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-112
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-200
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124
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150
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188
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235
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248
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283
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318
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160
441 Full C.T. Straw
More informationConverts 6500K to 3200K – daylight to tungsten light with a yellow bias.
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180
441 Full C.T. Straw
More informationConverts 6500K to 3200K – daylight to tungsten light with a yellow bias.
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202
441 Full C.T. Straw
More informationConverts 6500K to 3200K – daylight to tungsten light with a yellow bias.
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241
441 Full C.T. Straw
More informationConverts 6500K to 3200K – daylight to tungsten light with a yellow bias.
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320
441 Full C.T. Straw
More informationConverts 6500K to 3200K – daylight to tungsten light with a yellow bias.
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81
442 Half C.T. Straw
More informationConverts 6500K to 4300K – daylight to tungsten light with a yellow bias.
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101
442 Half C.T. Straw
More informationConverts 6500K to 4300K – daylight to tungsten light with a yellow bias.
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123
442 Half C.T. Straw
More informationConverts 6500K to 4300K – daylight to tungsten light with a yellow bias.
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162
442 Half C.T. Straw
More informationConverts 6500K to 4300K – daylight to tungsten light with a yellow bias.
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241
442 Half C.T. Straw
More informationConverts 6500K to 4300K – daylight to tungsten light with a yellow bias.
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42
443 Quarter C.T. Straw
More informationConverts 6500K to 5100K – daylight to tungsten light with a yellow bias.
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62
443 Quarter C.T. Straw
More informationConverts 6500K to 5100K – daylight to tungsten light with a yellow bias.
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84
443 Quarter C.T. Straw
More informationConverts 6500K to 5100K – daylight to tungsten light with a yellow bias.
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123
443 Quarter C.T. Straw
More informationConverts 6500K to 5100K – daylight to tungsten light with a yellow bias.
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202
443 Quarter C.T. Straw
More informationConverts 6500K to 5100K – daylight to tungsten light with a yellow bias.
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20
444 Eighth C.T. Straw
More informationConverts 6500K to 5700K – daylight to tungsten light with a yellow bias.
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40
444 Eighth C.T. Straw
More informationConverts 6500K to 5700K – daylight to tungsten light with a yellow bias.
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62
444 Eighth C.T. Straw
More informationConverts 6500K to 5700K – daylight to tungsten light with a yellow bias.
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101
444 Eighth C.T. Straw
More informationConverts 6500K to 5700K – daylight to tungsten light with a yellow bias.
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180
444 Eighth C.T. Straw
More informationConverts 6500K to 5700K – daylight to tungsten light with a yellow bias.
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151
806 Zircon Warm Amber 2
More informationLonger life filter for major warm up correction of cool white LED to Tungsten.
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83
807 Zircon Warm Amber 4
More informationLonger life filter for medium warm up correction of white LED to Tungsten.
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48
808 Zircon Warm Amber 6
More informationLonger life filter for correction of warm white LED to Tungsten.
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37
809 Zircon Warm Amber 8
More informationLonger life filter for fine correction of warm white LED to Tungsten.
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92
813 Zircon Warm Amber 5 (O32)
More informationLonger life filter for medium warm up correction of white LED with minus green tint.
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50
814 Zircon Warm Amber 9 (R31)
More informationLonger life filter for fine warm up and minus green correction of warm white LED.
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-48
818 Zircon Cool Blue 6
More informationLonger life filter used to cool down the colour of warm white LEDs so that they look whiter.
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-37
819 Zircon Cool Blue 8
More informationLonger life filter used to slightly cool down the colour of warm white LEDs so that they look whiter.
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-21
820 Zircon Cool Blue 10
More informationLonger life filter used to very slightly cool down the colour of warm white LEDs, allowing different batches of LEDs to be used together.