Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.00231276905
Darker point darker score: 0.965683084166
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1NZVXB0S8DR04
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2BG6O1B5B3F78
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2TE84RMBCJ1B1 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: A14VYU4RTNHD1D
darker: 1 (eq: False, dd: True), confidence: 2, worker: A7S0IDTDA59QN
darker: 1 (eq: False, dd: True), confidence: 2, worker: A32XWNZW2DQ6UZ
(0: guessing, 1: probably, 2: definitely)