Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.489952560788
Darker point darker score: 0.931411107861
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2KJ983WWTEK4L
darker: 1 (eq: False, dd: True), confidence: 1, worker: AU4FF0366TBAR (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1LC5CYDRIHNRM (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3DHYTZ1GPN0T8
darker: E (eq: True, dd: None), confidence: 0, worker: A36ABEGFKRJC2O
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1NX9Q0EAOPYN3
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1KF93C9NTOP42
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1ZH2G3ICIOPT2 (marked invalid)
(0: guessing, 1: probably, 2: definitely)