Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.05705223411
Darker point darker score: 0.89965037379
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3FHD8CKWUQK61
darker: 1 (eq: False, dd: True), confidence: 1, worker: A2P3JDCCY0EH5G
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1NO4LG6KGOGFD
darker: 1 (eq: False, dd: True), confidence: 0, worker: AFO6OUDRVZ317
darker: 1 (eq: False, dd: True), confidence: 2, worker: A10BSYZE6OHQCD (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 0, worker: A1NJB5LJJPC7AS
(0: guessing, 1: probably, 2: definitely)