grayscale()
Quick Summary for grayscale()
The grayscale() CSS function converts the input image to grayscale. Its result is a <filter-function>.
Code Usage for grayscale()
grayscale(amount)
More Details for grayscale()

grayscale()

The grayscale() CSS function converts the input image to grayscale. Its result is a <filter-function>.

Syntax

grayscale(amount)

Parameters

amount

The amount of the conversion, specified as a <number> or a <percentage>. A value of 100% is completely grayscale, while a value of 0% leaves the input unchanged. Values between 0% and 100% are linear multipliers on the effect. Default value when omitted is 1. The initial value for interpolation is 0.

Examples

Examples of correct values for grayscale()

grayscale(0)     /* No effect */ grayscale(.7)    /* 70% grayscale */ grayscale(100%)  /* Completely grayscale */

Specifications

Specification
Filter Effects Module Level 2 # funcdef-filter-grayscale

See also

<filter-function> blur() brightness() contrast() drop-shadow() hue-rotate() invert() opacity() saturate() sepia()

Last modified: Aug 12, 2021, by MDN contributors

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