#5566cc - Borage Blue color

A cool, medium-deep periwinkle-blue with a strong blue presence softened by a hint of violet. It feels modern and composed—clean and confident without being harsh—making it excellent for technology, corporate, or creative branding. Visually it reads as calm and slightly sophisticated, pairing well with warm corals or muted golds for contrast, or with light grays and soft whites for a restrained palette. Works well as an accent or primary UI color for legibility and clarity.

#5566cc color RGB value is 85, 102, 204, and the CMYK value is 0.583, 0.500, 0.00, 0.200. Alternative names for that color are: borage blue, indigo, royalblue, blue violet.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	85, 102, 204	rgb(85, 102, 204)
CMYK	0.583, 0.500, 0.00, 0.200	-
sRGB	0.333, 0.400, 0.800	rgb(33.3%, 40%, 80%)
Adobe® 98 RGB compatible	0.355, 0.399, 0.783	color(a98-rgb, 0.355, 0.399, 0.783)
HCT	279, 55.8, 46.7	color(--hct, 279, 38.5%, 46.7%)
HSL	231, 53.8, 56.7	hsl(231, 53.8%, 56.7%)
HSV	231, 58.3, 80.0	color(--hsv, 231, 58.3%, 80%)
HWB	231, 33.3, 20.0	hwb(231, 33.3%, 20%)
Lab	45.9, 17.4, -56.1	lab(45.9%, 17.4, -56.1)
P3	0.346, 0.398, 0.774	color(display-p3, 0.346, 0.398, 0.774)
XYZ D50	0.177, 0.152, 0.445	color(xyz-d50, 0.177, 0.152, 0.445)