Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.893909738881
Darker point darker score: 0.939633755389
darker: 2 (eq: False, dd: True), confidence: 2, worker: AVPCUQOQEPTCI
darker: 2 (eq: False, dd: True), confidence: 2, worker: AW0K78T4I2T72
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3UC4JITM1QD1M
darker: 2 (eq: False, dd: True), confidence: 2, worker: ATN5M0LQEEYGU
darker: 2 (eq: False, dd: True), confidence: 2, worker: AH7WFV2TQYEW0 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1SNF5XJQ0205C
(0: guessing, 1: probably, 2: definitely)