#2138ab - Yuè Guāng Lán Blue color

A rich, medium-dark cobalt blue leaning toward indigo, this shade reads cool and vibrant with a strong blue core and a subtle violet undertone. It feels modern and authoritative—less deep than navy but more saturated than slate—offering clarity and crispness that suits tech, corporate, or nautical palettes. The color conveys confidence and calm with a faint electric energy; it pairs strikingly with bright white, warm gold or orange accents, and muted grays for balanced contrast.

color #2138ab

#2138ab color RGB value is 33, 56, 171, and the CMYK value is 0.807, 0.673, 0.00, 0.329. Alternative names for that color are: yuè guāng lán blue, indigo, slateblue, governor bay, purple heart.

Color Conversion

Name
Values
CSS
RGB(0-255)
33, 56, 171
rgb(33, 56, 171)
CMYK
0.807, 0.673, 0.00, 0.329
-
sRGB
0.129, 0.220, 0.671
rgb(12.9% 22% 67.1%)
Adobe® 98 RGB compatible
0.177, 0.230, 0.653
color(a98-rgb 0.177 0.23 0.653)
HCT
279, 60.3, 29.6
color(--hct 279 41.6% 29.6%)
HSL
230, 67.6, 40.0
hsl(230 67.6% 40%)
HSV
230, 80.7, 67.1
color(--hsv 230 80.7% 67.1%)
HWB
230, 12.9, 32.9
hwb(230 12.9% 32.9%)
Lab
28.5, 26.4, -65.2
lab(28.5 26.4 -65.2)
P3
0.150, 0.217, 0.645
color(display-p3 0.15 0.217 0.645)
XYZ D50
0.0801, 0.0564, 0.295
color(xyz-d50 0.08 0.056 0.295)

Shades

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Tints

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Tones

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Color Harmonies

HEX:#2138ab
RGB:33 56 171
HSL:230deg 67.65% 40%
HEX:#ab9421
RGB:171 148 33
HSL:50deg 67.65% 40%

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