Information about #171D4A color

#171D4A color image

Basic facts about this digital color

#171D4A falls into the Blue Color Family — Moderate Saturation, Dark brightness. The mix behind it: rgb(23, 29, 74) — 9% red, 11.4% green, 29% blue; the print equivalent is CMYK 20 / 18 / 0 / 71. Curious how these numbers work? Read our RGB color codes guide.

#171D4A presents itself as a confidently colored deep-sea blue — one that carries a shadowy depth. It is a natural fit for moody backdrops, typography on light surfaces and premium packaging. In The Official Register of Color Names it is a hair away from Navy Blue Bellflower (#191F45). Nearby in the Register you will also find OSS Blue (#1B2450) and Blue Zodiac (#13264D).

In RGB terms — rgb(23, 29, 74) — the blue channel does the heavy lifting here. On this background, white text reaches a 16.0:1 contrast ratio (passing WCAG AAA); black stays at 1.3:1. On paper it relies strongly on black ink (K:71), so proof dark layouts before a large print run. No one has named #171D4A so far. Register a name for it and it becomes a permanent record.

#171D4A color variations

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

#171D4A 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 #171D4A

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

Conversions between color systems and etc.

  • HEX#171D4A
  • RGB23, 29, 74
  • CMYK20, 18, 0, 71
  • CSSrgb(23, 29, 74)
  • HSL233°, 53%, 19%
  • HSL Precise232.941°, 52.577%, 19.02%
  • HSV233°, 69%, 29%
  • HSB233°, 69%, 29%
  • Normalized R (0.0–1.0)0.090
  • Normalized G (0.0–1.0)0.114
  • Normalized B (0.0–1.0)0.290
  • GLSLvec3(0.090, 0.114, 0.290)
  • GLSL with alphavec4(0.090, 0.114, 0.290, 1.000)
  • HLSL / Metalfloat3(0.090, 0.114, 0.290)
  • Percentage of Red in RGB9%
  • Percentage of Green in RGB11.4%
  • Percentage of Blue in RGB29%
  • Color FamilyBlue
  • Saturation FamilyModerate Saturation
  • Lightness FamilyDark
  • HEX ID171D4A
  • DECIMAL ID1514826
  • Name LengthThis color has no name
  • Seen by search & AI crawlers18 times
  • Counting from2025-01-01