Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0404175154455
Darker point darker score: 1.02532012471
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3MLRH6BKWKP7M
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3FHD8CKWUQK61
darker: 2 (eq: False, dd: True), confidence: 2, worker: A32M5FDKCPHMA
darker: E (eq: True, dd: None), confidence: 1, worker: AKLZPOBB3YA33
darker: 2 (eq: False, dd: True), confidence: 2, worker: A14P86I4JB46ET
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3AED9FZNMIZPI (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A15XHPD9NN0LU2
(0: guessing, 1: probably, 2: definitely)