Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.04403210681
Darker point darker score: 0.956305332432
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1KF93C9NTOP42
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1ITTM18PQP5X8
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2P3JDCCY0EH5G
darker: 1 (eq: False, dd: True), confidence: 2, worker: A106BTOUPN1KRV
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3QTG4DHHV2KD6
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1ZGOZQF2VZ0X9 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A7PVOM63I6UH5 (marked invalid)
(0: guessing, 1: probably, 2: definitely)