#666fb4 - Chetwode Blue color

This color is a muted periwinkle — a medium-dark blue-violet with cool undertones and soft gray desaturation. It reads sophisticated and calm, evoking creativity and subtle nostalgia. Use it as an accent for headers, buttons, or brand marks where a modern yet gentle presence is desired. Pairs nicely with warm creams, pale peach, mustard or soft neutrals for contrast; also works with light grays for a monochrome scheme. Use brighter warm yellows or oranges for complementary highlights.

#666fb4 color RGB value is 102, 111, 180, and the CMYK value is 0.433, 0.383, 0.00, 0.294. Alternative names for that color are: chetwode blue, gray, cornflowerblue, scampi, indigo, violet.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	102, 111, 180	rgb(102, 111, 180)
CMYK	0.433, 0.383, 0.00, 0.294	-
sRGB	0.400, 0.435, 0.706	rgb(40%, 43.5%, 70.6%)
Adobe® 98 RGB compatible	0.409, 0.433, 0.691	color(a98-rgb, 0.409, 0.433, 0.691)
HCT	280, 41.5, 48.9	color(--hct, 280, 28.6%, 48.9%)
HSL	233, 34.2, 55.3	hsl(233, 34.2%, 55.3%)
HSV	233, 43.3, 70.6	color(--hsv, 233, 43.3%, 70.6%)
HWB	233, 40.0, 29.4	hwb(233, 40%, 29.4%)
Lab	48.4, 10.5, -38.2	lab(48.4%, 10.5, -38.2)
P3	0.407, 0.434, 0.687	color(display-p3, 0.407, 0.434, 0.687)
XYZ D50	0.184, 0.171, 0.343	color(xyz-d50, 0.184, 0.171, 0.343)