#284fbd - Apnea Dive color

A vibrant, mid-to-deep royal blue that leans cool and slightly indigo, offering a crisp, saturated presence. It feels confident and modern, evoking clear summer skies at dusk, polished cobalt glass, or freshly dyed denim. The tone balances strength and approachability—professional without being sterile—making it ideal for tech branding, corporate identity, and maritime themes. Its subtle violet edge adds depth, while the bright midrange keeps it energetic and readable against both light and dark backgrounds.

color #284fbd

#284fbd color RGB value is 40, 79, 189, and the CMYK value is 0.788, 0.582, 0.00, 0.259. Alternative names for that color are: apnea dive, indigo, royalblue, cerulean blue, blue.

Color Conversion

Name
Values
CSS
RGB(0-255)
40, 79, 189
rgb(40, 79, 189)
CMYK
0.788, 0.582, 0.00, 0.259
-
sRGB
0.157, 0.310, 0.741
rgb(15.7% 31% 74.1%)
Adobe® 98 RGB compatible
0.225, 0.314, 0.724
color(a98-rgb 0.225 0.314 0.724)
HCT
274, 60.1, 37.3
color(--hct 274 41.4% 37.3%)
HSL
224, 65.1, 44.9
hsl(224 65.1% 44.9%)
HSV
224, 78.8, 74.1
color(--hsv 224 78.8% 74.1%)
HWB
224, 15.7, 25.9
hwb(224 15.7% 25.9%)
Lab
36.3, 18.7, -63.1
lab(36.3 18.7 -63.1)
P3
0.194, 0.306, 0.715
color(display-p3 0.194 0.306 0.715)
XYZ D50
0.112, 0.0916, 0.371
color(xyz-d50 0.112 0.092 0.371)

Shades

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Tints

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Tones

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Color Harmonies

HEX:#284fbd
RGB:40 79 189
HSL:224.3deg 65.07% 44.9%
HEX:#bd9628
RGB:189 150 40
HSL:44.3deg 65.07% 44.9%

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