This Blog will guide you how to convert the Image of any color you have into specific color code in HEX Code or RGB Code to use in Crystal Report.
The Link Below will Give you URL where you can Upload the Color Image you have, and it will Give you that Color HEX Value.
How to Find Color Code RGB Value for Crystal Report from Image ??:
The Below URL : Insert the Hex Value you have got from Above Website, Paste that Value into this Website, This will Give you Values into "RGB" Codes.
This RGB Codes you can use into your Crystal Report Custom Color Defining to have exact Effect as you are demanded by your Client.
Thanks you.