#0066cc - Royal Navy Blue color

A clear, vibrant cobalt-blue with a lively, slightly cyan undertone. It reads as a bright mid-to-deep blue—cool, energetic, and modern—evoking clarity, trustworthiness, and digital precision. It works well for call-to-action buttons, hyperlinks, and corporate identities seeking a confident yet approachable tone. Pairs beautifully with warm neutrals, pale grays, and crisp whites, or with softer teals for a harmonious palette; it maintains strong legibility against light backgrounds.

color #0066cc

#0066cc color RGB value is 0, 102, 204, and the CMYK value is 1.00, 0.500, 0.00, 0.200. Alternative names for that color are: royal navy blue, indigo, royalblue, science blue, navy blue.

Color Conversion

Name
Values
CSS
RGB(0-255)
0, 102, 204
rgb(0, 102, 204)
CMYK
1.00, 0.500, 0.00, 0.200
-
sRGB
0.00, 0.400, 0.800
rgb(0% 40% 80%)
Adobe® 98 RGB compatible
0.226, 0.399, 0.783
color(a98-rgb 0.226 0.399 0.783)
HCT
264, 60.2, 44.0
color(--hct 264 41.5% 44%)
HSL
210, 100, 40.0
hsl(210 100% 40%)
HSV
210, 100, 80.0
color(--hsv 210 100% 80%)
HWB
210, 0.00, 20.0
hwb(210 0% 20%)
Lab
43.0, 6.77, -60.9
lab(43 6.77 -60.9)
P3
0.166, 0.394, 0.773
color(display-p3 0.166 0.394 0.773)
XYZ D50
0.138, 0.132, 0.444
color(xyz-d50 0.138 0.132 0.444)

Shades

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Tints

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Tones

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Color Harmonies

HEX:#0066cc
RGB:0 102 204
HSL:210deg 100% 40%
HEX:#cc6600
RGB:204 102 0
HSL:30deg 100% 40%

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