Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.18879751619
Darker point darker score: 1.01206100483
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1R2MU0C4REIEF
darker: 2 (eq: False, dd: True), confidence: 0, worker: A2OF0GTKWKM2T5
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1KF93C9NTOP42
darker: 2 (eq: False, dd: True), confidence: 2, worker: AGO9QN7UEDUYL
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1IOJ2LGMGISYM
darker: 2 (eq: False, dd: True), confidence: 2, worker: ATWGPR2A3M7WU (marked invalid)
(0: guessing, 1: probably, 2: definitely)