Information about #18017C color

#18017C color image

Basic facts about this digital color

The digital color #18017C is classified in the Register under the Blue Color Family, with Full Saturation and Dark brightness. In numbers: rgb(24, 1, 124) (9.4% red, 0.4% green, 48.6% blue), or CMYK 39 / 48 / 0 / 51 for print. New to color codes? See our guide to RGB color codes.

The color #18017C reads as a pure, full-strength classic blue and leans clearly toward the dark side. Designers typically reach for tones like this for night-mode interfaces and high-contrast pairings with light text. In The Official Register of Color Names it is practically indistinguishable from Royal Navy (#1A0076). Its next-closest registered neighbors are ACE Blue (#290177) and PHCH (#201173).

The recipe behind #18017C is rgb(24, 1, 124), with blue as the dominant ingredient. If you plan to put text on a #18017C background, choose white — the contrast ratio is 15.7:1 (passing WCAG AAA), while black manages only 1.3:1. No one has named #18017C so far. Register a name for it and it becomes a permanent record.

#18017C color variations

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

#18017C 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 #18017C

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

Royal Navy color link
Royal Navy

#1A0076

ACE Blue color link
ACE Blue

#290177

PHCH color link
PHCH

#201173

Deep Blue color link
Deep Blue

#040273

Navy Blue color link
Navy Blue

#000080

Dark Blue color link
Dark Blue

#00008B

Elvin color link
Elvin

#2A128A

Phthalo Blue color link
Phthalo Blue

#000F89

Conversions between color systems and etc.

  • HEX#18017C
  • RGB24, 1, 124
  • CMYK39, 48, 0, 51
  • CSSrgb(24, 1, 124)
  • HSL251°, 98%, 25%
  • HSL Precise251.22°, 98.4%, 24.51%
  • HSV251°, 99%, 49%
  • HSB251°, 99%, 49%
  • Normalized R (0.0–1.0)0.094
  • Normalized G (0.0–1.0)0.004
  • Normalized B (0.0–1.0)0.486
  • GLSLvec3(0.094, 0.004, 0.486)
  • GLSL with alphavec4(0.094, 0.004, 0.486, 1.000)
  • HLSL / Metalfloat3(0.094, 0.004, 0.486)
  • Percentage of Red in RGB9.4%
  • Percentage of Green in RGB0.4%
  • Percentage of Blue in RGB48.6%
  • Color FamilyBlue
  • Saturation FamilyFull Saturation
  • Lightness FamilyDark
  • HEX ID18017C
  • DECIMAL ID1573244
  • Name LengthThis color has no name
  • Seen by search & AI crawlers14 times
  • Counting from2025-01-01