Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.09936139033
Darker point darker score: 1.12292968196
darker: 1 (eq: False, dd: True), confidence: 1, worker: A15XHPD9NN0LU2
darker: 1 (eq: False, dd: True), confidence: 2, worker: A14MXJ8GNYDWX1
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1Y5DMCQYLVL74
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3163PFOUKXQKA
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2H4ON6BUHMY1L (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1NPKI9KKWOI2P
(0: guessing, 1: probably, 2: definitely)