pal_unikn_dark provides an additional uni.kn color palette  
that collects 2 dark colors of 5 color palettes  
as a data frame containing 10 colors (in 5 pairs).
pal_unikn_darkAn object of class data.frame with 1 rows and 10 columns.
See https://www.uni-konstanz.de/en/university/news-and-media/create-online-and-print-media/corporate-design/ for details.
pal_unikn_light for a lighter uni.kn color palette; 
pal_unikn_pair for a pairwise uni.kn color palette; 
pal_unikn for the default uni.kn color palette; 
seecol for viewing and comparing color palettes;
usecol for using color palettes.
Other color palettes: 
pal_bordeaux,
pal_grau,
pal_karpfenblau,
pal_peach,
pal_petrol,
pal_pinky,
pal_seeblau,
pal_seegruen,
pal_signal,
pal_unikn,
pal_unikn_light,
pal_unikn_pair,
pal_unikn_ppt,
pal_unikn_pref,
pal_unikn_web
pal_unikn_dark
#>   karpfenblau5 karpfenblau3 bordeaux5 bordeaux3 petrol5 petrol3  pinky5  pinky3
#> 1      #324376      #586BA4   #771434   #A54D69 #035F72 #398D9F #CA4A68 #E68098
#>     grau5   grau3
#> 1 #4D5054 #9AA0A7
dim(pal_unikn_dark)  # 1 8 
#> [1]  1 10
pal_unikn_dark[1]    # color "karpfenblau5" by position
#>   karpfenblau5
#> 1      #324376
pal_unikn_dark[[1]]  # color value by position: #324376"
#> [1] "#324376"
pal_unikn_dark["karpfenblau5"]  # color value by name
#>   karpfenblau5
#> 1      #324376
# Viewing/using color palette:
seecol(pal_unikn_dark)
 demopal(pal_unikn_dark, type = "points", main = "Dark colors of Konstanz University")
demopal(pal_unikn_dark, type = "points", main = "Dark colors of Konstanz University")
