Table 1.
Color coordinates, L, a, b, and ΔE of hair tresses dyed with different concentrations of matcha in combination with 1 wt% iron(II)-lactate (n = 10). SD: standard deviation.
| Concentration of Matcha | |||||
|---|---|---|---|---|---|
| Color Coordinates | 0 SD | 1 SD | 10 SD | 20 SD | 30 SD |
| L | 76.98 ± 0.41 | 49.33 ± 0.87 | 42.22 ± 1.15 | 40.81 ± 1.24 | 41.15 ± 0.72 |
| a | 0.42 ± 0.12 | 0.81 ± 0.1 | 1.1 ± 0.12 | 1.18 ± 0.11 | 1.07 ± 0.08 |
| b | 19.51 ± 0.54 | 2.75 ± 0,47 | 0.1 ± 0.42 | −0.37 ± 0.46 | −0.98 ± 0.42 |
| ΔE | 2.01 ± 0.55 | 31.23 ± 0.88 | 38.76 ± 1.18 | 40.23 ± 1.27 | 40.2 ± 0.82 |