Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.879738218313
Darker point darker score: 0.896095181161
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1ZCYJOVB9YEOW (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1GY0P2ZEJ1RK7
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1GY0P2ZEJ1RK7
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3DY9JPLPQUN1O
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1I4YHF7RG58DV
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2EY9GDVA7L8YM (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1JEDFDBWHLA1F
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2Z6WC0PX1L4UG (marked invalid)
(0: guessing, 1: probably, 2: definitely)