docs: public final int getIndexNearest(int pColor) {
          return inverseRGB[((pColor >> (3 * TRUNCBITS)) & QUANTMASK_RED) +
                  ((pColor >> (2 * TRUNCBITS)) & QUANTMASK_GREEN) +
                  ((pColor >> (/* 1 * */ TRUNCBITS)) & QUANTMASK_BLUE)] & 0xFF;
      }