Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0812073231605
Darker point darker score: 0.617838995541
darker: 2 (eq: False, dd: True), confidence: 1, worker: AUYT5ZSI71W6Q (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1TQI4CP2GVKPS
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3PHP9TTAVN4Y4
darker: 1 (eq: False, dd: False), confidence: 2, worker: A37JK3E3WOIGG2
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3HH4LW4MMVHE1
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1Y5DMCQYLVL74
darker: E (eq: True, dd: None), confidence: 2, worker: A3N21HBZFYFEXJ
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2DTELFC4X0QJQ
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1136V0RZUR5TO
darker: E (eq: True, dd: None), confidence: 2, worker: A7S0IDTDA59QN
(0: guessing, 1: probably, 2: definitely)