Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.2133535785
Darker point darker score: 0.93646264177
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2TTXSMEYWKXJI
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1WRANKL1HRGYW
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3VPHHR5GLSQ7Q
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2H4ON6BUHMY1L (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A390HYGLCX40HE
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1JEDFDBWHLA1F
(0: guessing, 1: probably, 2: definitely)