Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.032701529424
Darker point darker score: 0.954886450756
darker: 2 (eq: False, dd: True), confidence: 1, worker: A2LT5VXO2LS0UL
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3UIVQJXY62XU8
darker: E (eq: True, dd: None), confidence: 2, worker: A2VVSQ1PSXKGVE
darker: 2 (eq: False, dd: True), confidence: 2, worker: A6KUVG49ZZ40M (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A1KITOCUU7GERN
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3UKUFHOITA6JF
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1ABA3S1BGNCWW
darker: E (eq: True, dd: None), confidence: 1, worker: A2ZMZDOTHBMUCK
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1136V0RZUR5TO
(0: guessing, 1: probably, 2: definitely)