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CSSStyleDeclaration JS Conversion


Canvas addColorStop() Method

❮ Canvas Reference

Example

Define a gradient from black to white and use it to fill a rectangle:

YourbrowserdoesnotsupporttheHTML5canvastag.

JavaScript:

const canvas = document.getElementById('myCanvas');
const ctx = canvas.getContext('2d');

// Create a Gradient
const grd = ctx.createLinearGradient(0, 0, 170, 0);
grd.addColorStop(0, "black");
grd.addColorStop(1, "white");

// Draw a filled Rectangle
ctx.fillStyle = grd;
ctx.fillRect(20, 20, 150, 100);
Try it Yourself »

Description

The addColorStop() method specifies a color and a position in a gradient object.

The addColorStop() method is used together with Linear Gradient Objects and Radial Gradient Objects.

Note

You must add a color stop to a gradient object to make the gradient visible.

See Also:

The createLinearGradient() Method (Create gradiant object)

The createRadialGradient() Method (Create gradiant object)

The fillStyle Property (Set fill color/style)

The strokeStyle Property (Set stroke color/style)


Syntax

gradient.addColorStop(stop, color)

Parameter Values

Param Description Play it
stop A value between 0 and 1. The position between gradian start and end Play it »
color A CSS color value to display at the stop position Play it »

Return Value

NONE


More Examples

Example

Define a gradient with multiple addColorStop() methods:

Yourbrowserdoesnotsupportthecanvastag.

JavaScript:

const canvas = document.getElementById("myCanvas");
const ctx = canvas.getContext("2d");

const grd = ctx.createLinearGradient(0, 0, 170, 0);
grd.addColorStop(0, "black");
grd.addColorStop("0.3", "magenta");
grd.addColorStop("0.5", "blue");
grd.addColorStop("0.6", "green");
grd.addColorStop("0.8", "yellow");
grd.addColorStop(1, "red");

ctx.fillStyle = grd;
ctx.fillRect(20, 20, 150, 100);
Try it Yourself »

Browser Support

The <canvas> element is an HTML5 standard (2014).

addColorStop() is supported in all modern browsers:

Chrome Edge Firefox Safari Opera IE
Yes Yes Yes Yes Yes 9-11

❮ Canvas Reference