Information about #1537CB color

#1537CB color image

Basic facts about this digital color

#1537CB falls into the Blue Color Family — High Saturation, Light brightness. Its exact recipe is rgb(21, 55, 203) — 8.2% red, 21.6% green, 79.6% blue — and for print it converts to CMYK 71 / 58 / 0 / 20. Curious how these numbers work? Read our RGB color codes guide.

The color #1537CB reads as a vivid, lively blue and carries an easy, daylight feel. Expect to see shades like this in logos, highlights and anything that needs to be noticed first. In The Official Register of Color Names it is a near neighbor of Fashion Blue (#2633CB). Slightly further away sit Blue Blue (#2242C7) and Persian Blue (#1C39BB).

In RGB terms — rgb(21, 55, 203) — the blue channel does the heavy lifting here. On this background, white text reaches a 8.6:1 contrast ratio (passing WCAG AAA); black stays at 2.4:1. #1537CB has no official name yet. If this shade means something to you, you can be the one to name it.

#1537CB color variations

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

#1537CB color tints

Tints look brighter, pastel, and less intense.
#1537CB

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#3052E9

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#637DEE

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#97A8F4

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#CBD3F9

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White

#FFFFFF

#1537CB color shades

Shades look darker, richer, and more solid.
#1537CB

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#112BA2

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#0C2079

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#081551

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#040A28

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Black

#000000

#1537CB color tones

Tones looks more sophisticated and complex than base colors.
#1537CB

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#2843BD

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#3C51AF

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#5260A0

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#686F90

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Grey

#808080

#1537CB color hues

A hue refers to the basic neighbors of color and is variation of base color on the color wheel.
#CB15C8

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#8515CB

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#3C15CB

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#1537CB

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#157FCB

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#15C8CB

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#15CB85

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#1537CB 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
#1537CB
#1537CB

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#CBAA15
#CBAA15

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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
#1537CB
#1537CB

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#92CB15
#92CB15

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#CB4F15
#CB4F15

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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
#4F15CB
#4F15CB

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#1537CB
#1537CB

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#1592CB
#1592CB

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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
#1537CB
#1537CB

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#CB1537
#CB1537

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#37CB15
#37CB15

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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
#1537CB
#1537CB

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#AA15CB
#AA15CB

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#CBAA15
#CBAA15

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#37CB15
#37CB15

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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
#1537CB
#1537CB

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#CB1592
#CB1592

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#CBAA15
#CBAA15

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#15CB4F
#15CB4F

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Nearest named colors to #1537CB

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

Fashion Blue color link
Fashion Blue

#2633CB

Blue Blue color link
Blue Blue

#2242C7

Persian Blue color link
Persian Blue

#1C39BB

Blueberry Blue color link
Blueberry Blue

#0041C2

Panasonic Blue color link
Panasonic Blue

#0040BE

New Car color link
New Car

#214FC6

Denim Blue color link
Denim Blue

#2243B6

Palatinate Blue color link
Palatinate Blue

#273BE2

Absolute Zero color link
Absolute Zero

#0048BA

Sapphire color link
Sapphire

#0F52BA

Vivid Sapphire Blue color link
Vivid Sapphire Blue

#003AE7

Cerulean Blue color link
Cerulean Blue

#2A52BE

#1537CB color backgrounds & wallpapers

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

#1537CB color image #1537CB color ORCN HD wallpaper 3840x2160 (Desktop)
#1537CB color image #1537CB color ORCN HD wallpaper 1170x2532 (Mobile)
#1537CB color image #1537CB color solid HD wallpaper 3840x2160 (Desktop)
#1537CB color image #1537CB color solid HD wallpaper 1170x2532 (Mobile)

Conversions between color systems and etc.

  • HEX#1537CB
  • RGB21, 55, 203
  • CMYK71, 58, 0, 20
  • CSSrgb(21, 55, 203)
  • HSL229°, 81%, 44%
  • HSL Precise228.791°, 81.25%, 43.922%
  • HSV229°, 90%, 80%
  • HSB229°, 90%, 80%
  • Normalized R (0.0–1.0)0.082
  • Normalized G (0.0–1.0)0.216
  • Normalized B (0.0–1.0)0.796
  • GLSLvec3(0.082, 0.216, 0.796)
  • GLSL with alphavec4(0.082, 0.216, 0.796, 1.000)
  • HLSL / Metalfloat3(0.082, 0.216, 0.796)
  • Percentage of Red in RGB8.2%
  • Percentage of Green in RGB21.6%
  • Percentage of Blue in RGB79.6%
  • Color FamilyBlue
  • Saturation FamilyHigh Saturation
  • Lightness FamilyLight
  • HEX ID1537CB
  • DECIMAL ID1390539
  • Name LengthThis color has no name
  • Seen by search & AI crawlers23 times
  • Counting from2025-01-01

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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.