Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.0835618501021
Darker point darker score: 0.228151453255
darker: 1 (eq: False, dd: True), confidence: 2, worker: A106BTOUPN1KRV
darker: 2 (eq: False, dd: False), confidence: 2, worker: A8DFFGPH3G3V5
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1TQ7UQSSQP7BD (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1SRPH3BGCHUOA
darker: 1 (eq: False, dd: True), confidence: 2, worker: ADPVKKFJ886DJ
darker: E (eq: True, dd: None), confidence: 2, worker: A3UC4JITM1QD1M
(0: guessing, 1: probably, 2: definitely)