EyeDropper: open() method
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The EyeDropper.open()
method starts the eyedropper mode, returning a promise which is fulfilled once the user has selected a color and exited the eyedropper mode.
Syntax
js
open()
open(options)
Parameters
options
Optional-
An options object to pass an
AbortSignal
signal:signal
-
An
AbortSignal
. The eyedropper mode will be aborted when theAbortSignal
'sabort()
method is called.
Return value
A Promise
that eventually resolves when the user selects a pixel color from the screen.
The promise resolves to an object with the following property:
sRGBHex
-
A string representing the selected color, in hexadecimal sRGB format (
#aabbcc
).
Exceptions
Exceptions are not thrown but returned when the Promise
is rejected.
The promise is rejected in two cases:
- When the user dismisses the eyedropper mode by pressing the Escape key.
- When the eyedropper mode is aborted by the
AbortController
passed as an argument toopen()
.
Specifications
Specification |
---|
EyeDropper API # dom-eyedropper-open |
Browser compatibility
BCD tables only load in the browser
See also
- The
EyeDropper
interface it belongs to.