Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.891416744499
Darker point darker score: 0.909494992932
darker: 2 (eq: False, dd: True), confidence: 2, worker: A9TXA398YYVBP
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2BG6O1B5B3F78
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2LVDFUMN11HAS (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3A45A5YUM61LK
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2EY9GDVA7L8YM (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3NWQ0535HAXUD
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1IOJ2LGMGISYM
darker: E (eq: True, dd: None), confidence: 2, worker: A35Y9YHW91OY2U (marked invalid)
(0: guessing, 1: probably, 2: definitely)