color ramp English gradient Color gradient color gradient Gradient shades Color Gradient Color_gradient https://en.wikipedia.org/wiki/Color_gradient color gradients https://en.wikipedia.org/wiki/Color_gradient Color gradient Wikipedia defines this as a "Linear Gradient" color ramp Gradient Effect color ramp Colour gradient Color gradient Color gradient https://en.wikipedia.org/wiki/Color_gradient color ramp color ramp English color ramp color ramp https://en.wikipedia.org/wiki/Color_gradient Color gradient Wikipedia Color gradients color ramp English https://en.wikipedia.org/wiki/Color_gradient