Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.02837316471
Darker point darker score: 0.304385694233
darker: 2 (eq: False, dd: False), confidence: 0, worker: A2EKPA2DR5VSA8
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3163PFOUKXQKA
darker: 1 (eq: False, dd: True), confidence: 0, worker: A3IXQP73TWQX0D
darker: 1 (eq: False, dd: True), confidence: 0, worker: AUD2Y1IOZ0GN4 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3I1LFO1NEWXSM
darker: 1 (eq: False, dd: True), confidence: 1, worker: AI14S8MO93ZIH
(0: guessing, 1: probably, 2: definitely)