Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.915181709133
Darker point darker score: 0.977617161499
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1OTE7CRHWUOGJ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: AY2CT54659MP
darker: 2 (eq: False, dd: True), confidence: 1, worker: A2V6SELV8D1AEI
darker: 2 (eq: False, dd: True), confidence: 2, worker: A350DTTUYQLHKJ
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1N274L13ZKKI5
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1NX9Q0EAOPYN3
(0: guessing, 1: probably, 2: definitely)