CPC F21K 9/275 (2016.08) [H01R 13/514 (2013.01); H01R 13/717 (2013.01); F21Y 2105/18 (2016.08)] | 15 Claims |
1. A face plate for securing over an electrical device disposed within an electrical receptacle box, comprising:
a plate body having an opening and a plurality of zones surrounding the opening, the opening configured to provide access to a portion of the electrical device,
the plurality of zones including a first zone and a second zone,
the first zone having a first color and a first aperture through which a first light is emitted, the first color, the first aperture, and the first light together providing first visual appearance,
the second zone having a second color and a second aperture through which a second light is emitted, the second color, the second aperture, and the second light together providing a second visual appearance,
a first visual contrast created by a difference in the first visual appearance of the first zone and the second visual appearance of the second zone, and
wherein the first visual contrast includes a first color contrast between the first visual appearance and the second visual appearance, the first color contrast having a color contrast ratio of at least 4:1,
wherein the first visual contrast includes a first lighting intensity contrast between the first light emitted through the first aperture and the second light emitted through the second aperture, the first lighting intensity contrast having a lighting intensity contrast ratio of at least 2:1,
wherein the first light and the second light are a same color, and
wherein the first aperture is confined entirely within a first perimeter of the first zone and the second aperture is confined entirely within a second perimeter of the second zone.
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