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EyeDropper: open() method - Web APIs | MDN
options Optional
An options object to pass an AbortSignal
signal Optional
An AbortSignalAbortSignal's abort()
A Promise
The promise resolves to an object with the following property:
sRGBHex
A string representing the selected color, in hexadecimal sRGB format (#aabbcc).
Exceptions are not thrown but returned when the Promise
NotAllowedError DOMException
Thrown if open() is not called via a transient user activation .
InvalidStateError DOMException
Thrown if another eye dropper has already opened.
AbortError DOMException
Thrown if the user aborts the selection by pressing the Esc key or if the selection is aborted by an AbortControlleropen().
OperationError DOMException
Thrown if the selection fails for other reasons.
