Information about #151F3A color
Basic facts about this digital color
A confidently colored steel-blue azure, #151F3A carries a shadowy depth. 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 a near neighbor of Nite Life (#1D2134). Nearby in the Register you will also find Magnum (#112331) and Titans Navy (#0C2340).
The recipe behind #151F3A is rgb(21, 31, 58), with blue as the dominant ingredient. If you plan to put text on a #151F3A background, choose white — the contrast ratio is 16.3:1 (passing WCAG AAA), while black manages only 1.3:1. On paper it relies strongly on black ink (K:77), so proof dark layouts before a large print run. #151F3A has no official name yet. If this shade means something to you, you can be the one to name it.
#151F3A color variations
View this color variations of tints, shades, tones and hues.
#151F3A color tints
Tints look brighter, pastel, and less intense.
#151F3A color shades
Shades look darker, richer, and more solid.
#151F3A color tones
Tones looks more sophisticated and complex than base colors.
#151F3A color hues
A hue refers to the basic neighbors of color and is variation of base color on the color wheel.
#151F3A 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 #151F3A color
View adjacent and very similar colors.
Nearest named colors to #151F3A
The closest officially registered color names in the Register, ordered by similarity — your shade’s neighborhood is already being claimed.
#1D2134
#112331
#0C2340
#191F45
#1B2431
#1F263B
#1F2142
#1C2841
#21263A
#17182B
#1E222C
#252042
#151F3A color backgrounds & wallpapers
Download color wallpaper / background for your Desktop PC, Tablet or Mobile phone.
Conversions between color systems and etc.
- HEX#151F3A
- RGB21, 31, 58
- CMYK15, 11, 0, 77
- CSSrgb(21, 31, 58)
- HSL224°, 47%, 15%
- HSL Precise223.784°, 46.835%, 15.49%
- HSV224°, 64%, 23%
- HSB224°, 64%, 23%
- Normalized R (0.0–1.0)0.082
- Normalized G (0.0–1.0)0.122
- Normalized B (0.0–1.0)0.227
- GLSLvec3(0.082, 0.122, 0.227)
- GLSL with alphavec4(0.082, 0.122, 0.227, 1.000)
- HLSL / Metalfloat3(0.082, 0.122, 0.227)
- Percentage of Red in RGB8.2%
- Percentage of Green in RGB12.2%
- Percentage of Blue in RGB22.7%
- Color FamilyAzure
- Saturation FamilyModerate Saturation
- Lightness FamilyDark
- HEX ID151F3A
- DECIMAL ID1384250
- Name LengthThis color has no name
- Seen by search & AI crawlers24 times
- Counting from2025-01-01
