Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.879828567786
Darker point darker score: -0.162193759144
darker: 1 (eq: False, dd: True), confidence: 2, worker: A27OMO8P7J3W7K
darker: 2 (eq: False, dd: False), confidence: 2, worker: APLPGURGFU8KN
darker: 2 (eq: False, dd: False), confidence: 1, worker: A2DYG62TXKP65Z
darker: 2 (eq: False, dd: False), confidence: 2, worker: AKLZPOBB3YA33
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1A50D6DABL6IK
darker: 2 (eq: False, dd: False), confidence: 2, worker: A39SAJGZKMYJE9 (marked invalid)
(0: guessing, 1: probably, 2: definitely)