Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.03952981881
Darker point darker score: 0.289576030291
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2H4ON6BUHMY1L (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: A2P3JDCCY0EH5G
darker: 2 (eq: False, dd: False), confidence: 2, worker: A23RB1Y4ANXQLS
darker: 1 (eq: False, dd: True), confidence: 1, worker: A167L9XCC3KHPF
darker: 1 (eq: False, dd: True), confidence: 2, worker: AGO9QN7UEDUYL
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2RUHINET2E1C5 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: AW0K78T4I2T72
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1TQ7UQSSQP7BD (marked invalid)
(0: guessing, 1: probably, 2: definitely)