Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.925656976116
Darker point darker score: 1.11057285301
darker: 2 (eq: False, dd: True), confidence: 2, worker: A11J5NDVR49DET
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1LL128T7JNJ39
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3HFS9E2FHNXDR
darker: 2 (eq: False, dd: True), confidence: 2, worker: AE6N096CSI5HT
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3P8OM5PDCFZNE
darker: 2 (eq: False, dd: True), confidence: 2, worker: AR50UBGSH10FJ (marked invalid)
(0: guessing, 1: probably, 2: definitely)