RGB values always resolve to the color gray for heatmap and treemap

[cocarmon]

Description

When using rgb values in the colors option for a heatmap or treemap it renders gray regardless of inputted rgb values. However, when using hex values it renders correctly.

Steps to Reproduce

• Switch the hex value for an rgb value in the colors option property for heatmap

• You can use the basic heatmap example to recreate this issue

• You can add the colors option with a hex value first to verify the color change. Then add any rgb values to see that it always resolves to gray for the treemap.

• You can use the basic treemap example to to recreate this issue

Expected Behavior

• The Heatmap and Treemap should correctly render colors based on RGB values provided in the colors option.

Actual Behavior

• Both Heatmap and Treemap render the colors as gray when RGB values are used in the colors option.

Screenshots

Using rgb values:

colors:['rgb(255, 0, 0)']

Using hex values:

colors:['#ff0000']

Reproduction Link

codepen