Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.03442685272
Darker point darker score: 0.974722613083
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3HH4LW4MMVHE1
darker: 2 (eq: False, dd: True), confidence: 2, worker: ATN5M0LQEEYGU
darker: 2 (eq: False, dd: True), confidence: 1, worker: A2Q27LZW3VNDIP
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1I4YHF7RG58DV
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2VVSQ1PSXKGVE
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1KH9UPH0D74QJ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1S7UPUHFVXX4Z
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1RDQFNF6LD25Z
(0: guessing, 1: probably, 2: definitely)