Thank you all for participating and sorry for the delay. Love all the different approaches to this theme.
The jury is still out, wether AI or any model really gets every color's Hex triplet number. But it's just a matter of when. Don't forget to include your specific color into the prompt for best monochromatic look.
This Camaïeu is also done in these base colors: magenta, iron red, copper green, gray, and sepia. We'll skip these to get to the next game.
Congratulations Hugo Raul @hugoraul007 for runner-up, Mishae @Mishae for third place and thank you for ranking me winner!
"(Camaïeu blue and white:1.5) on fayence with the tints of" vase decorated with a blue whale "#246BCE" "194b90" "1d56a5" "darker colors, other colors, green, shades, tones, gray, realistic skin colors" (-3).