Information about #15335B color

#15335B color image

Basic facts about this digital color

In the Register's classification, #15335B belongs to the Azure Color Family, featuring High Saturation and Dark brightness. In numbers: rgb(21, 51, 91) (8.2% red, 20% green, 35.7% blue), or CMYK 27 / 16 / 0 / 64 for print. New to color codes? See our guide to RGB color codes.

A strongly colored sky-leaning azure, #15335B stays on the darker end of the scale. Designers typically reach for tones like this for dark UI themes, backgrounds and dramatic accents. In The Official Register of Color Names it is practically indistinguishable from Biscay (#1B3162). Slightly further away sit Cello (#1E385B) and Delft Blue (#1F305E).

Technically, the mix leans on its blue channel (rgb(21, 51, 91)), which gives #15335B its character. Accessibility-wise, white text works best on #15335B: 12.7:1 contrast (passing WCAG AAA) versus 1.7:1 for black. On paper it relies strongly on black ink (K:64), so proof dark layouts before a large print run. Like most of the 16.7 million digital colors, this one is still waiting for a name — naming it takes a minute.

#15335B color variations

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

#15335B 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

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

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

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

Tetradic

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

Tetradic color scheme

Square

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

Square color scheme

Nearest named colors to #15335B

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

Biscay color link
Biscay

#1B3162

Cello color link
Cello

#1E385B

Delft Blue color link
Delft Blue

#1F305E

Apollo Blue color link
Apollo Blue

#163968

Space Cadet color link
Space Cadet

#1D2951

Regal Blue color link
Regal Blue

#203F58

Barometer color link
Barometer

#11394C

Braves Navy color link
Braves Navy

#13274F

#15335B color backgrounds & wallpapers

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

Conversions between color systems and etc.

  • HEX#15335B
  • RGB21, 51, 91
  • CMYK27, 16, 0, 64
  • CSSrgb(21, 51, 91)
  • HSL214°, 63%, 22%
  • HSL Precise214.286°, 62.5%, 21.961%
  • HSV214°, 77%, 36%
  • HSB214°, 77%, 36%
  • Normalized R (0.0–1.0)0.082
  • Normalized G (0.0–1.0)0.200
  • Normalized B (0.0–1.0)0.357
  • GLSLvec3(0.082, 0.200, 0.357)
  • GLSL with alphavec4(0.082, 0.200, 0.357, 1.000)
  • HLSL / Metalfloat3(0.082, 0.200, 0.357)
  • Percentage of Red in RGB8.2%
  • Percentage of Green in RGB20%
  • Percentage of Blue in RGB35.7%
  • Color Family (Hue)Azure
  • Saturation FamilyHigh Saturation
  • Lightness FamilyDark
  • HEX ID15335B
  • DECIMAL ID1389403
  • Name LengthThis color has no name
  • This page visited6 times
  • Counting from2025-01-01