Information about #18353F color

#18353F color image

Basic facts about this digital color

#18353F falls into the Azure Color Family — Moderate Saturation, Dark brightness. The mix behind it: rgb(24, 53, 63) — 9.4% red, 20.8% green, 24.7% blue; the print equivalent is CMYK 15 / 4 / 0 / 75. Curious how these numbers work? Read our RGB color codes guide.

A clearly saturated sky-leaning azure, #18353F leans clearly toward the dark side. Expect to see shades like this in dark UI themes, backgrounds and dramatic accents. In The Official Register of Color Names it is almost identical to Billabong (#173141). Its next-closest registered neighbors are Nordic (#1D393C) and Goryeo Storeroom (#203838).

Technically, the mix leans on its blue channel (rgb(24, 53, 63)), which gives #18353F its character. Accessibility-wise, white text works best on #18353F: 13.0:1 contrast (passing WCAG AAA) versus 1.6:1 for black. On paper it relies strongly on black ink (K:75), so proof dark layouts before a large print run. #18353F has no official name yet. If this shade means something to you, you can be the one to name it.

#18353F color variations

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

#18353F 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 #18353F

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

Billabong color link
Billabong

#173141

Nordic color link
Nordic

#1D393C

Elephant color link
Elephant

#243640

Coast color link
Coast

#243442

Crescendo color link
Crescendo

#222F44

Regatta color link
Regatta

#192C49

Yankees Blue color link
Yankees Blue

#1C2841

Allegro color link
Allegro

#242E3B

Tiber color link
Tiber

#184343

Conversions between color systems and etc.

  • HEX#18353F
  • RGB24, 53, 63
  • CMYK15, 4, 0, 75
  • CSSrgb(24, 53, 63)
  • HSL195°, 45%, 17%
  • HSL Precise195.385°, 44.828%, 17.059%
  • HSV195°, 62%, 25%
  • HSB195°, 62%, 25%
  • Normalized R (0.0–1.0)0.094
  • Normalized G (0.0–1.0)0.208
  • Normalized B (0.0–1.0)0.247
  • GLSLvec3(0.094, 0.208, 0.247)
  • GLSL with alphavec4(0.094, 0.208, 0.247, 1.000)
  • HLSL / Metalfloat3(0.094, 0.208, 0.247)
  • Percentage of Red in RGB9.4%
  • Percentage of Green in RGB20.8%
  • Percentage of Blue in RGB24.7%
  • Color FamilyAzure
  • Saturation FamilyModerate Saturation
  • Lightness FamilyDark
  • HEX ID18353F
  • DECIMAL ID1586495
  • Name LengthThis color has no name
  • Seen by search & AI crawlers17 times
  • Counting from2025-01-01