Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.02266759787
Darker point darker score: 0.939028995263
darker: 1 (eq: False, dd: True), confidence: 2, worker: A360B58589TBUS (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: AHNM1CHIFW4HM
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1MQPBGSL800TL
darker: 1 (eq: False, dd: True), confidence: 1, worker: A2EKPA2DR5VSA8
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1JHVZIC3FH9LG
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2CXAWVGQ6QQ2V
(0: guessing, 1: probably, 2: definitely)