Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.02219365173
Darker point darker score: 0.0477745202352
darker: 2 (eq: False, dd: False), confidence: 1, worker: AAC3Q1AEAKXE4
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3UC4JITM1QD1M
darker: 1 (eq: False, dd: True), confidence: 2, worker: A47MKFPE4RROA (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1H10UJNXTJDX4
darker: 2 (eq: False, dd: False), confidence: 2, worker: ANE1T9B3JJAS5
darker: 2 (eq: False, dd: False), confidence: 1, worker: A1MQPBGSL800TL
(0: guessing, 1: probably, 2: definitely)