#21638b - Copenhagen Blue color

This color is a deep, cool blue with pronounced teal undertones, evoking the look of a storm-tossed sea or a twilight sky over water. It sits between navy and cyan, offering a muted vibrancy that feels sophisticated and calming. The tone reads professional and modern, pairing beautifully with warm corals, sandy neutrals, or crisp whites for contrast. It works well in branding, web interfaces, and interiors where a composed, maritime elegance is desired.

color #21638b

#21638b color RGB value is 33, 99, 139, and the CMYK value is 0.763, 0.288, 0.00, 0.455. Alternative names for that color are: copenhagen blue, teal, steelblue, orient, midnight blue, indigo.

Color Conversion

Name
Values
CSS
RGB(0-255)
33, 99, 139
rgb(33, 99, 139)
CMYK
0.763, 0.288, 0.00, 0.455
-
sRGB
0.129, 0.388, 0.545
rgb(12.9% 38.8% 54.5%)
Adobe® 98 RGB compatible
0.248, 0.388, 0.535
color(a98-rgb 0.248 0.388 0.535)
HCT
242, 37.4, 39.8
color(--hct 242 25.8% 39.8%)
HSL
203, 61.6, 33.7
hsl(203 61.6% 33.7%)
HSV
203, 76.3, 54.5
color(--hsv 203 76.3% 54.5%)
HWB
203, 12.9, 45.5
hwb(203 12.9% 45.5%)
Lab
39.3, -10.3, -28.6
lab(39.3 -10.3 -28.6)
P3
0.205, 0.383, 0.532
color(display-p3 0.205 0.383 0.532)
XYZ D50
0.0916, 0.108, 0.197
color(xyz-d50 0.092 0.108 0.197)

Shades

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Tints

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Tones

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Color Harmonies

HEX:#21638b
RGB:33 99 139
HSL:202.64deg 61.63% 33.73%
HEX:#8b4921
RGB:139 73 33
HSL:22.64deg 61.63% 33.73%

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