[ 1 ]          color    * normal *    deuteranopia    protanopia     tritanopia 
                 =====   ============   ============   ============   ============
                  C1       #000000        #000000        #000000        #000000   
                  C2       #2b2b2b        #2b2b2b        #2b2b2b        #2b2b2b   
                  C3       #4c4c4c        #4c4c4c        #4c4c4c        #4c4c4c   
                  C4       #6a6a6a        #6a6a6a        #6a6a6a        #6a6a6a   
                  C5       #858585        #858585        #858585        #858585   
                  C6       #a6a6a6        #a6a6a6        #a6a6a6        #a6a6a6   
                  C7       #cecece        #cecece        #cecece        #cecece   
                  C8       #ffffff        #ffffff        #ffffff        #ffffff   

                            normal      deuteranopia    protanopia     tritanopia 
                         ============   ============   ============   ============
  pairs         lowest --   10.645287 --   10.645287 --   10.645287 --   10.645287
=========           |    ------------   ------------   ------------   ------------
C6 vs. C7 |  10.645287   #  10.645287   #  10.645287   #  10.645287   #  10.645287
C7 vs. C8 |  10.657915   *  10.657915   *  10.657915   *  10.657915   *  10.657915
C4 vs. C5 |  10.717583   *  10.717583   *  10.717583   *  10.717583   *  10.717583
C3 vs. C4 |  10.779410   *  10.779410   *  10.779410   *  10.779410   *  10.779410
C5 vs. C6 |  10.789625   *  10.789625   *  10.789625   *  10.789625   *  10.789625
C2 vs. C3 |  10.790096   *  10.790096   *  10.790096   *  10.790096   *  10.790096
C1 vs. C2 |  10.857235   *  10.857235   *  10.857235   *  10.857235   *  10.857235
C6 vs. C8 |  21.162263   *  21.162263   *  21.162263   *  21.162263   *  21.162263
C5 vs. C7 |  21.275067   *  21.275067   *  21.275067   *  21.275067   *  21.275067
C2 vs. C4 |  21.405657   *  21.405657   *  21.405657   *  21.405657   *  21.405657
C1 vs. C3 |  21.499368   *  21.499368   *  21.499368   *  21.499368   *  21.499368
C4 vs. C6 |  21.576816   *  21.576816   *  21.576816   *  21.576816   *  21.576816
C3 vs. C5 |  21.633032   *  21.633032   *  21.633032   *  21.633032   *  21.633032
C5 vs. C8 |  31.505708   *  31.505708   *  31.505708   *  31.505708   *  31.505708
C4 vs. C7 |  31.705892   *  31.705892   *  31.705892   *  31.705892   *  31.705892
C1 vs. C4 |  31.820040   *  31.820040   *  31.820040   *  31.820040   *  31.820040
C2 vs. C5 |  31.892003   *  31.892003   *  31.892003   *  31.892003   *  31.892003
C3 vs. C6 |  35.793907   *  35.793907   *  35.793907   *  35.793907   *  35.793907
C4 vs. C8 |  41.500358   *  41.500358   *  41.500358   *  41.500358   *  41.500358
C1 vs. C5 |  41.854961   *  41.854961   *  41.854961   *  41.854961   *  41.854961
C3 vs. C7 |  45.972761   *  45.972761   *  45.972761   *  45.972761   *  45.972761
C2 vs. C6 |  46.351929   *  46.351929   *  46.351929   *  46.351929   *  46.351929
C3 vs. C8 |  54.864577   *  54.864577   *  54.864577   *  54.864577   *  54.864577
C1 vs. C6 |  55.370554   *  55.370554   *  55.370554   *  55.370554   *  55.370554
C2 vs. C7 |  65.226506   *  65.226506   *  65.226506   *  65.226506   *  65.226506
C2 vs. C8 |  73.819608   *  73.819608   *  73.819608   *  73.819608   *  73.819608
C1 vs. C7 |  74.245990   *  74.245990   *  74.245990   *  74.245990   *  74.245990
C1 vs. C8 | 100.000001   * 100.000001   * 100.000001   * 100.000001   * 100.000001