Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.07168060261
Darker point darker score: 0.976983087745
darker: 1 (eq: False, dd: True), confidence: 2, worker: A8DFFGPH3G3V5
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1MQPBGSL800TL
darker: 1 (eq: False, dd: True), confidence: 2, worker: AQD91RFHV1WNE (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A23RB1Y4ANXQLS
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3QTG4DHHV2KD6
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3799NWTIYKCEV
darker: 1 (eq: False, dd: True), confidence: 2, worker: AP29T5XPOQKG2 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A106BTOUPN1KRV
darker: 1 (eq: False, dd: True), confidence: 2, worker: A216863E5VMFSV (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2Q5IX1YGGLQML (marked invalid)
(0: guessing, 1: probably, 2: definitely)