Information about #031521 color
Basic facts about this digital color
#031521 is a strongly colored sky-leaning azure that sits very close to black. In practice it works well for dark UI themes, backgrounds and dramatic accents. In The Official Register of Color Names it is practically indistinguishable from Ornella Blue (#021224). Its next-closest registered neighbors are Very Deep Azure (#000E1D) and Very Deep Cyan (#001D1D).
The recipe behind #031521 is rgb(3, 21, 33), with blue as the dominant ingredient. Accessibility-wise, white text works best on #031521: 18.5:1 contrast (passing WCAG AAA) versus 1.1:1 for black. On paper it relies strongly on black ink (K:87), so proof dark layouts before a large print run. #031521 has no official name yet. If this shade means something to you, you can be the one to name it.
#031521 color variations
View this color variations of tints, shades, tones and hues.
#031521 color tints
Tints look brighter, pastel, and less intense.
#031521 color shades
Shades look darker, richer, and more solid.
#031521 color tones
Tones looks more sophisticated and complex than base colors.
#031521 color hues
A hue refers to the basic neighbors of color and is variation of base color on the color wheel.
#031521 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 #031521 color
View adjacent and very similar colors.
Nearest named colors to #031521
The closest officially registered color names in the Register, ordered by similarity — your shade’s neighborhood is already being claimed.
#021224
#000E1D
#001D1D
#0B1021
#0D1C19
#11171D
#0A1F17
#111D1D
#111D17
#16161D
#151529
#141216
#031521 color backgrounds & wallpapers
Download color wallpaper / background for your Desktop PC, Tablet or Mobile phone.
Conversions between color systems and etc.
- HEX#031521
- RGB3, 21, 33
- CMYK12, 5, 0, 87
- CSSrgb(3, 21, 33)
- HSL204°, 83%, 7%
- HSL Precise204°, 83.333%, 7.059%
- HSV204°, 91%, 13%
- HSB204°, 91%, 13%
- Normalized R (0.0–1.0)0.012
- Normalized G (0.0–1.0)0.082
- Normalized B (0.0–1.0)0.129
- GLSLvec3(0.012, 0.082, 0.129)
- GLSL with alphavec4(0.012, 0.082, 0.129, 1.000)
- HLSL / Metalfloat3(0.012, 0.082, 0.129)
- Percentage of Red in RGB1.2%
- Percentage of Green in RGB8.2%
- Percentage of Blue in RGB12.9%
- Color FamilyAzure
- Saturation FamilyHigh Saturation
- Lightness FamilyVery Dark
- HEX ID031521
- DECIMAL ID202017
- Name LengthThis color has no name
- Seen by search & AI crawlers9 times
- Counting from2025-01-01
