Information about #A51A0D color
Basic facts about this digital color
A maximally vivid earthy red, #A51A0D sits comfortably between light and dark. Designers typically reach for tones like this for logos, highlights and anything that needs to be noticed first. In The Official Register of Color Names it is almost identical to Rufous (#A81C07). Nearby in the Register you will also find Pulse (#A41D19) and Spartan Crimson (#9E1316).
The recipe behind #A51A0D is rgb(165, 26, 13), with red as the dominant ingredient. On this background, white text reaches a 7.6:1 contrast ratio (passing WCAG AAA); black stays at 2.8:1. No one has named #A51A0D so far. Register a name for it and it becomes a permanent record.
#A51A0D color variations
View this color variations of tints, shades, tones and hues.
#A51A0D color tints
Tints look brighter, pastel, and less intense.
#A51A0D color shades
Shades look darker, richer, and more solid.
#A51A0D color tones
Tones looks more sophisticated and complex than base colors.
#A51A0D color hues
A hue refers to the basic neighbors of color and is variation of base color on the color wheel.
#A51A0D 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 #A51A0D color
View adjacent and very similar colors.
Nearest named colors to #A51A0D
The closest officially registered color names in the Register, ordered by similarity — your shade’s neighborhood is already being claimed.
#A81C07
#A41D19
#9E1316
#A81900
#9F2305
#A81500
#B21807
#A02712
#AF2413
#A91101
#AA2704
#A7080D
#A51A0D color backgrounds & wallpapers
Download color wallpaper / background for your Desktop PC, Tablet or Mobile phone.
Conversions between color systems and etc.
- HEX#A51A0D
- RGB165, 26, 13
- CMYK0, 55, 60, 35
- CSSrgb(165, 26, 13)
- HSL5°, 85%, 35%
- HSL Precise5.132°, 85.393%, 34.902%
- HSV5°, 92%, 65%
- HSB5°, 92%, 65%
- Normalized R (0.0–1.0)0.647
- Normalized G (0.0–1.0)0.102
- Normalized B (0.0–1.0)0.051
- GLSLvec3(0.647, 0.102, 0.051)
- GLSL with alphavec4(0.647, 0.102, 0.051, 1.000)
- HLSL / Metalfloat3(0.647, 0.102, 0.051)
- Percentage of Red in RGB64.7%
- Percentage of Green in RGB10.2%
- Percentage of Blue in RGB5.1%
- Color FamilyRed
- Saturation FamilyFull Saturation
- Lightness FamilyNeutral
- HEX IDA51A0D
- DECIMAL ID10820109
- Name LengthThis color has no name
- Seen by search & AI crawlers19 times
- Counting from2025-01-01
