What techniques allow concrete to be colored in gradients for abstract installations?

Creating gradient-colored concrete for abstract installations involves several specialized techniques. One common method is concrete staining, where acid-based or water-based stains are applied in layers to achieve a blended, gradient effect. Another approach uses integral pigments, where color is mixed directly into the concrete before pouring, allowing for smooth transitions when layered. Dry-shake color hardeners can also be used, sprinkling different hues onto wet concrete and blending them for a seamless gradient. For more artistic control, spray-on applications with tinted sealers or dyes enable precise shading. Finally, layered pouring with differently pigmented concrete batches creates striking gradient effects once cured. These techniques allow artists and designers to craft visually dynamic, abstract concrete installations with rich color transitions.