Information about #172F45 color
Basic facts about this digital color
#172F45 is a confidently colored steel-blue azure that leans clearly toward the dark side. In practice it works well for night-mode interfaces and high-contrast pairings with light text. In The Official Register of Color Names it is almost identical to Billabong (#173141). Its next-closest registered neighbors are Regatta (#192C49) and ORPIN BLUE (#122B4A).
The recipe behind #172F45 is rgb(23, 47, 69), with blue as the dominant ingredient. If you plan to put text on a #172F45 background, choose white — the contrast ratio is 13.7:1 (passing WCAG AAA), while black manages only 1.5:1. On paper it relies strongly on black ink (K:73), 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.
#172F45 color variations
View this color variations of tints, shades, tones and hues.
#172F45 color tints
Tints look brighter, pastel, and less intense.
#172F45 color shades
Shades look darker, richer, and more solid.
#172F45 color tones
Tones looks more sophisticated and complex than base colors.
#172F45 color hues
A hue refers to the basic neighbors of color and is variation of base color on the color wheel.
#172F45 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.
Split complementary
Split complementary schemes are like complementary but they uses two adiacent colors of the complement. They are more flexible than complementary ones.
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.
Triadic
Triadic color schemes are created by picking three colors equally spaced on the color wheel. They appear quite contrasted and multicolored.
Tetradic
Tetradic color schemes are made form two couples of complementary colors in a rectangular shape on the color wheel.
Square
Square color schemes are like tetradic arranged in a square instead of rectangle. Colors appear even more contrasting.
Alternatives to #172F45 color
View adjacent and very similar colors.
Nearest named colors to #172F45
The closest officially registered color names in the Register, ordered by similarity — your shade’s neighborhood is already being claimed.
#173141
#192C49
#122B4A
#1B294B
#1C2841
#202A44
#222F44
#0C2C47
#13264D
#13274F
#11394C
#243442
#172F45 color backgrounds & wallpapers
Download color wallpaper / background for your Desktop PC, Tablet or Mobile phone.
Conversions between color systems and etc.
- HEX#172F45
- RGB23, 47, 69
- CMYK18, 9, 0, 73
- CSSrgb(23, 47, 69)
- HSL209°, 50%, 18%
- HSL Precise208.696°, 50%, 18.039%
- HSV209°, 67%, 27%
- HSB209°, 67%, 27%
- Normalized R (0.0–1.0)0.090
- Normalized G (0.0–1.0)0.184
- Normalized B (0.0–1.0)0.271
- GLSLvec3(0.090, 0.184, 0.271)
- GLSL with alphavec4(0.090, 0.184, 0.271, 1.000)
- HLSL / Metalfloat3(0.090, 0.184, 0.271)
- Percentage of Red in RGB9%
- Percentage of Green in RGB18.4%
- Percentage of Blue in RGB27.1%
- Color FamilyAzure
- Saturation FamilyModerate Saturation
- Lightness FamilyDark
- HEX ID172F45
- DECIMAL ID1519429
- Name LengthThis color has no name
- Seen by search & AI crawlers10 times
- Counting from2025-01-01
