The maximum absorption wavelength (λ_max), the full width at half maximum of the strongest absorption peak.

Dyes	λ max (nm)	FWHM (nm)	Dyes	λ max (nm)	FWHM (nm)
P1	434	110.1	P2	460.6	123.7
P3	494.4	141.8	P4	450.8	115.1
A1	477.6	129.3	A2	510.4	147.9
A3	511.9	148.7	A4	502.4	145.3
A5	505.6	146.2	A6	531.0	162.7
A7	491.2	137.8	A8	515.2	152.7