Symbol 5956 from IEC 60417 - Title/Meaning: Colour temperature, sunrise/sunset Function/description: To identify the control or the indicator for correlated colour temperature of sunrise/sunset conditions outdoors.
Additional information: 
This symbol may be used in conjunction with,symbols 5552, 5553, 5954 and 5955
Published in: 3C/1104/FDIS; 3C/1126/RVD
Own work using: iso.org/obp/graphics/grs/74c357d4-16f0-43ff-90bd-c94baa63a9b1 200.png
Vectorization:  Mrmw