Slate blue is close to gray-blue but is also part of the purple color family. A little versatile color. You won't regret using it.
#F0F2FD
#E4E7FB
#CFD4F6
#B2B7EF
#9293E7
#7878DC
#6A5ACD
#5E4DB5
#4D4192
#413A75
#272244
| Color Model | Code |
|---|---|
| HEX | #6A5ACD |
| RGB | (106, 90, 205) |
| HSL | (248°, 53%, 58%) |
| HSV | (248°, 56%, 80%) |
| CMYK | (0.48, 0.56, 0.00, 0.20) |
#44944a
#004953
#6a5acd
#f4ec07
#7b0dc9
#ffdab9
#ff6f91
#40e0d0
#ffdb58
#6a5acd
#191970
#cccccc
#c0c0c0
#6a5acd
#6a5acd
#66ff66
#ff6fff
#fff44f
#ff4040
#dcae96
#36454f
#d4af37
#fffff0
#6a5acd
#ff69b4
#32cd32
#ffd700
#6a5acd
#ff5733
#8b4513
#6a5acd
#ffc0cb
#6a5acd (Blue Violet)
#786ad2 (Medium Blue Violet)
#877ad7 (Light Blue Violet)
#968bdc (Lighter Blue Violet)
#a59ce1 (Very Light Blue Violet)
#b4ace6 (Even Lighter Blue Violet)
#c3bdeb (Lighter than Light Blue Violet)
#d2cdf0 (Very Light Lavender)
#e1def5 (Even Lighter Lavender)
#f0eefa (Lighter than White)
#ffffff (White)
#6a5acd
#cd6a5a
#5acd6a
#4333a8 (Dark Blue Violet)
#4b39bb (Medium Blue Violet)
#5846c7 (Light Blue Violet)
#6a5acd (Blue Violet)
#7c6ed3 (Lighter Blue Violet)
#8d81d9 (Very Light Blue Violet)
#9f95df (Lavender)
#6a5acd (Blue Violet - Base Color)
#a45acd (Red-Violet - More Red, Less Blue)
#5a84cd (Light Blue-Green - More Green, Less Blue)
#6a5acd
#bdcd5a

The predominant theory about this color is that it’s a shade of slate gray, which is actually a mixture of white and black.
Related: blue gradients