Information about #3780A4 color

#3780A4 color image

Basic facts about this digital color

In the Register's classification, #3780A4 belongs to the Azure Color Family, featuring Moderate Saturation and Light brightness. In numbers: rgb(55, 128, 164) (21.6% red, 50.2% green, 64.3% blue), or CMYK 43 / 14 / 0 / 36 for print. Curious how these numbers work? Read our RGB color codes guide.

#3780A4 presents itself as a confidently colored steel-blue azure — one that feels open and friendly. It is a natural fit for versatile mid-ground roles, from cards to secondary buttons. In The Official Register of Color Names it is almost identical to Waterfront (#3E7F9D). Its next-closest registered neighbors are Dirty Blue (#3F829D) and Lure (#2F77A9).

The recipe behind #3780A4 is rgb(55, 128, 164), with blue as the dominant ingredient. Accessibility-wise, black text works best on #3780A4: 4.8:1 contrast (passing WCAG AA) versus 4.4:1 for white. Out of 16,777,216 possible colors, #3780A4 is still unnamed — it can be claimed and named in The Official Register of Color Names.

#3780A4 color variations

View this color variations of tints, shades, tones and hues.

#3780A4 color tints

Tints look brighter, pastel, and less intense.
#3780A4

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#509EC4

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#7CB6D3

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#A7CEE1

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#D3E6F0

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White

#FFFFFF

#3780A4 color shades

Shades look darker, richer, and more solid.
#3780A4

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#2B6683

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#204C62

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#153341

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#0A1920

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Black

#000000

#3780A4 color tones

Tones looks more sophisticated and complex than base colors.
#3780A4

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#43809E

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#518097

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#608090

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#6F8088

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Grey

#808080

#3780A4 color hues

A hue refers to the basic neighbors of color and is variation of base color on the color wheel.
#7136A4

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#4536A4

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#3654A4

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#3780A4

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#36A49D

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#36A471

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#36A445

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#3780A4 color harmonies

Color harmonies are pleasing color schemes created according to their position on a color wheel.

Complementary

Complementary color schemes are made by picking two opposite colors con the color wheel. They appear vibrant near to each other.

Complementary color schemes
#3780A4
#3780A4

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#A45B37
#A45B37

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Split complementary

Split complementary schemes are like complementary but they uses two adiacent colors of the complement. They are more flexible than complementary ones.

Split complementary color scheme
#3780A4
#3780A4

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#A49237
#A49237

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#A43749
#A43749

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Analogous

Analogous color schemes are made by picking three colors that are next to each other on the color wheel. They are perceived as calm and serene.

Analogous color scheme
#3749A4
#3749A4

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#3780A4
#3780A4

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#37A492
#37A492

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Triadic

Triadic color schemes are created by picking three colors equally spaced on the color wheel. They appear quite contrasted and multicolored.

Triadic color scheme
#3780A4
#3780A4

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#A43780
#A43780

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#80A437
#80A437

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Tetradic

Tetradic color schemes are made form two couples of complementary colors in a rectangular shape on the color wheel.

Tetradic color scheme
#3780A4
#3780A4

Color has no name

#5B37A4
#5B37A4

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#A45B37
#A45B37

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#80A437
#80A437

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Square

Square color schemes are like tetradic arranged in a square instead of rectangle. Colors appear even more contrasting.

Square color scheme
#3780A4
#3780A4

Color has no name

#9237A4
#9237A4

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#A45B37
#A45B37

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#49A437
#49A437

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Nearest named colors to #3780A4

The closest officially registered color names in the Register, ordered by similarity — your shade’s neighborhood is already being claimed.

Waterfront color link
Waterfront

#3E7F9D

Dirty Blue color link
Dirty Blue

#3F829D

Lure color link
Lure

#2F77A9

Primetime color link
Primetime

#3973A9

Flat Blue color link
Flat Blue

#3C73A8

Scooter color link
Scooter

#308EA0

Muted Blue color link
Muted Blue

#3B719F

Retreat color link
Retreat

#39909B

Lochmara color link
Lochmara

#316EA0

Moderate Cornflower Blue color link
Moderate Cornflower Blue

#4A85A8

Moderate Azure color link
Moderate Azure

#4A79A8

Endorphin color link
Endorphin

#4190AD

#3780A4 color backgrounds & wallpapers

Download color wallpaper / background for your Desktop PC, Tablet or Mobile phone.

#3780A4 color image #3780A4 color ORCN HD wallpaper 3840x2160 (Desktop)
#3780A4 color image #3780A4 color ORCN HD wallpaper 1170x2532 (Mobile)
#3780A4 color image #3780A4 color solid HD wallpaper 3840x2160 (Desktop)
#3780A4 color image #3780A4 color solid HD wallpaper 1170x2532 (Mobile)

Conversions between color systems and etc.

  • HEX#3780A4
  • RGB55, 128, 164
  • CMYK43, 14, 0, 36
  • CSSrgb(55, 128, 164)
  • HSL200°, 50%, 43%
  • HSL Precise199.817°, 49.772%, 42.941%
  • HSV200°, 66%, 64%
  • HSB200°, 66%, 64%
  • Normalized R (0.0–1.0)0.216
  • Normalized G (0.0–1.0)0.502
  • Normalized B (0.0–1.0)0.643
  • GLSLvec3(0.216, 0.502, 0.643)
  • GLSL with alphavec4(0.216, 0.502, 0.643, 1.000)
  • HLSL / Metalfloat3(0.216, 0.502, 0.643)
  • Percentage of Red in RGB21.6%
  • Percentage of Green in RGB50.2%
  • Percentage of Blue in RGB64.3%
  • Color FamilyAzure
  • Saturation FamilyModerate Saturation
  • Lightness FamilyLight
  • HEX ID3780A4
  • DECIMAL ID3637412
  • Name LengthThis color has no name
  • Seen by search & AI crawlers20 times
  • Counting from2025-01-01

Copyright © 2021-2026 The Official Register of Color Names. All Rights Reserved.

ORCN is an independent private organisation that maintains a public register — not a governmental institution or an international standards organisation — in which a name is linked to a specific digital colour code. Registration gives the registrant the exclusive right, within the ORCN register, to have that name recorded against that colour code.

Important: a digital colour itself belongs to no one in law. That right exists only within the ORCN register: registration creates no ownership, trademark, copyright or design rights anywhere. Legal exclusivity outside the register, where it is available at all, arises separately under applicable trademark law and is generally limited to particular goods, services and jurisdictions.