Information about #21507B color

#21507B color image

Basic facts about this digital color

#21507B falls into the Azure Color Family — Moderate Saturation, Neutral brightness. Its exact recipe is rgb(33, 80, 123) — 12.9% red, 31.4% green, 48.2% blue — and for print it converts to CMYK 35 / 17 / 0 / 52. New to color codes? See our guide to RGB color codes.

#21507B is a clearly saturated sky-leaning azure that occupies the middle of the lightness scale. In practice it works well for balanced palettes where no single element should shout. In The Official Register of Color Names it is practically indistinguishable from Limitless (#254B75). Slightly further away sit Bahama Blue (#25597F) and Blue Jay (#2B547E).

The recipe behind #21507B is rgb(33, 80, 123), with blue as the dominant ingredient. On this background, white text reaches a 8.4:1 contrast ratio (passing WCAG AAA); black stays at 2.5:1. Out of 16,777,216 possible colors, #21507B is still unnamed — it can be claimed and named in The Official Register of Color Names.

#21507B color variations

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

#21507B color tints

Tints look brighter, pastel, and less intense.
#21507B

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#2F74B4

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#5897D2

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#8FB9E1

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#C7DCF0

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White

#FFFFFF

#21507B color shades

Shades look darker, richer, and more solid.
#21507B

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#1A4063

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#13304A

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#0D2031

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#061018

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Black

#000000

#21507B color tones

Tones looks more sophisticated and complex than base colors.
#21507B

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#2F5A81

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#406384

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#536C85

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#687683

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Grey

#808080

#21507B color hues

A hue refers to the basic neighbors of color and is variation of base color on the color wheel.
#5F217C

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#3B217C

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#212B7C

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#21507B

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#21757C

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#217C5F

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#217C3B

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#21507B 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
#21507B
#21507B

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#7D4E21
#7D4E21

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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
#21507B
#21507B

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#7D7B21
#7D7B21

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#7D2123
#7D2123

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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
#21237D
#21237D

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#21507B
#21507B

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#217D7B
#217D7B

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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
#21507B
#21507B

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#7D2151
#7D2151

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#517D21
#517D21

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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
#21507B
#21507B

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#4E217D
#4E217D

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#7D4E21
#7D4E21

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#517D21
#517D21

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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
#21507B
#21507B

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#7B217D
#7B217D

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#7D4E21
#7D4E21

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#237D21
#237D21

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Nearest named colors to #21507B

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

Limitless color link
Limitless

#254B75

Bahama Blue color link
Bahama Blue

#25597F

Blue Jay color link
Blue Jay

#2B547E

Orient color link
Orient

#255B77

Venice Blue color link
Venice Blue

#2C5778

Zoop De Loop color link
Zoop De Loop

#254683

Wet N Wild color link
Wet N Wild

#254375

Spray Drift color link
Spray Drift

#2D5877

Light Navy color link
Light Navy

#155084

JayHawk Blue color link
JayHawk Blue

#194F6E

Boogie Blue color link
Boogie Blue

#24508A

Humbec Dark Teal color link
Humbec Dark Teal

#265B71

#21507B color backgrounds & wallpapers

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

#21507B color image #21507B color ORCN HD wallpaper 3840x2160 (Desktop)
#21507B color image #21507B color ORCN HD wallpaper 1170x2532 (Mobile)
#21507B color image #21507B color solid HD wallpaper 3840x2160 (Desktop)
#21507B color image #21507B color solid HD wallpaper 1170x2532 (Mobile)

Conversions between color systems and etc.

  • HEX#21507B
  • RGB33, 80, 123
  • CMYK35, 17, 0, 52
  • CSSrgb(33, 80, 123)
  • HSL209°, 58%, 31%
  • HSL Precise208.667°, 57.692%, 30.588%
  • HSV209°, 73%, 48%
  • HSB209°, 73%, 48%
  • Normalized R (0.0–1.0)0.129
  • Normalized G (0.0–1.0)0.314
  • Normalized B (0.0–1.0)0.482
  • GLSLvec3(0.129, 0.314, 0.482)
  • GLSL with alphavec4(0.129, 0.314, 0.482, 1.000)
  • HLSL / Metalfloat3(0.129, 0.314, 0.482)
  • Percentage of Red in RGB12.9%
  • Percentage of Green in RGB31.4%
  • Percentage of Blue in RGB48.2%
  • Color FamilyAzure
  • Saturation FamilyModerate Saturation
  • Lightness FamilyNeutral
  • HEX ID21507B
  • DECIMAL ID2183291
  • Name LengthThis color has no name
  • Seen by search & AI crawlers10 times
  • Counting from2025-01-01

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