Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.937115527479
Darker point darker score: 0.94235793725
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1BDJFRSELMRDT
darker: 2 (eq: False, dd: True), confidence: 2, worker: AET2U31SXUAPM
darker: 2 (eq: False, dd: True), confidence: 2, worker: AVQ23YRFWZKHH (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2JTDTGLA7IZ0L
darker: 2 (eq: False, dd: True), confidence: 2, worker: A14MXJ8GNYDWX1
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3IPKVTS5K06LP
(0: guessing, 1: probably, 2: definitely)