public int rgbaByContext(HaloContext context) {
            return switch (context) {
                case ITEM_GLOW -> itemGlowRgba;
                case LEVEL_GLOW -> blockGlowRgba;
                case BLOOM -> bloomRgba;
            };
        }
Colours used for Halo glow and bloom effects. They are traditional Minecraft
wool colours with scaled brightness components to reduce variation in
perceived brightness.
core/src/main/java/mrtjp/projectred/core/client/HaloRenderer.java