Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.363083463273
Darker point darker score: 0.100467451276
darker: 2 (eq: False, dd: True), confidence: 1, worker: AW0K78T4I2T72
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3LI0O659I8GFX
darker: E (eq: True, dd: None), confidence: 2, worker: A2631BM7J7H37K
darker: 1 (eq: False, dd: False), confidence: 1, worker: A2LT5VXO2LS0UL
darker: 2 (eq: False, dd: True), confidence: 2, worker: AO2JIXLS5MIC5 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1MQPBGSL800TL
(0: guessing, 1: probably, 2: definitely)