Information about #1C1C1F color

#1C1C1F color image

Basic facts about this digital color

The digital color #1C1C1F is classified in the Register under the Blue Color Family, with Desaturated and Dark brightness. In numbers: rgb(28, 28, 31) (11% red, 11% green, 12.2% blue), or CMYK 1 / 1 / 0 / 88 for print. Curious how these numbers work? Read our RGB color codes guide.

The color #1C1C1F reads as a muted, almost neutral grey and carries a shadowy depth. Expect to see shades like this in night-mode interfaces and high-contrast pairings with light text. In The Official Register of Color Names it is practically indistinguishable from Chimney Sweep (#1C1D1F). Nearby in the Register you will also find Aesthetic Black (#1C1C1E) and Cyanish Black (#1A1D1D).

Technically, the mix leans on its blue channel (rgb(28, 28, 31)), which gives #1C1C1F its character. If you plan to put text on a #1C1C1F background, choose white — the contrast ratio is 17.0:1 (passing WCAG AAA), while black manages only 1.2:1. On paper it relies strongly on black ink (K:88), so proof dark layouts before a large print run. Out of 16,777,216 possible colors, #1C1C1F is still unnamed — it can be claimed and named in The Official Register of Color Names.

#1C1C1F color variations

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

#1C1C1F 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 #1C1C1F

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#1C1C1F
  • RGB28, 28, 31
  • CMYK1, 1, 0, 88
  • CSSrgb(28, 28, 31)
  • HSL240°, 5%, 12%
  • HSL Precise240°, 5.085%, 11.569%
  • HSV240°, 10%, 12%
  • HSB240°, 10%, 12%
  • Normalized R (0.0–1.0)0.110
  • Normalized G (0.0–1.0)0.110
  • Normalized B (0.0–1.0)0.122
  • GLSLvec3(0.110, 0.110, 0.122)
  • GLSL with alphavec4(0.110, 0.110, 0.122, 1.000)
  • HLSL / Metalfloat3(0.110, 0.110, 0.122)
  • Percentage of Red in RGB11%
  • Percentage of Green in RGB11%
  • Percentage of Blue in RGB12.2%
  • Color FamilyBlue
  • Saturation FamilyDesaturated
  • Lightness FamilyDark
  • HEX ID1C1C1F
  • DECIMAL ID1842207
  • Name LengthThis color has no name
  • Seen by search & AI crawlers27 times
  • Counting from2025-01-01