Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.91859667608
Darker point darker score: 0.961221066984
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1SRPH3BGCHUOA
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3FVPDNQQLDFZH
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1GY0P2ZEJ1RK7
darker: 2 (eq: False, dd: True), confidence: 0, worker: A3UC4JITM1QD1M
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1JEDFDBWHLA1F
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2Q5IX1YGGLQML (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1BTE6I49HJW2V (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2Z6WC0PX1L4UG (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A18WZ06GBK6FGZ (marked invalid)
(0: guessing, 1: probably, 2: definitely)