Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.91985058118
Darker point darker score: 0.223841408164
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1L3348HFKSWBJ (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1ABA3S1BGNCWW
darker: 2 (eq: False, dd: True), confidence: 1, worker: A3DY9JPLPQUN1O
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2LT5VXO2LS0UL
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3UC4JITM1QD1M
darker: 2 (eq: False, dd: True), confidence: 2, worker: A27H0BKXDPJ543
darker: 2 (eq: False, dd: True), confidence: 2, worker: A39SAJGZKMYJE9 (marked invalid)
(0: guessing, 1: probably, 2: definitely)