Symbol 3314 from ISO 7000 - Title/Meaning: Highlight colour Function/description: To identify the control that selects the colour used to emphasize (highlight) portions of the display. To indicate the highlight colour.
pay attention to orientation of symbolAdditional information: 
This symbol should be used in colour where practicable
The outline rectangle represents the highlight colour.
Own work using: iso.org/obp/graphics/grs/ca0b17f3-dea3-46ef-a9f8-dd5427bd0bf3 200.png
Vectorization:  Mrmw