Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.219813234667
Darker point darker score: 1.04271863532
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3RJ8NZQ8BRTZM (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 0, worker: A167L9XCC3KHPF
darker: 2 (eq: False, dd: True), confidence: 2, worker: APMG8Q2KABUGV
darker: 2 (eq: False, dd: True), confidence: 1, worker: AYDW5LJOF8GF2
darker: E (eq: True, dd: None), confidence: 1, worker: AMDW925P9IY2O
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1D2E3QRL7O43T
(0: guessing, 1: probably, 2: definitely)