Information about Blackjack color

#1D2020 - Blackjack color image

Basic facts about this digital color

#1D2020, known as "Blackjack", falls into the Cyan Color Family — Desaturated, Dark brightness. The mix behind it: rgb(29, 32, 32) — 11.4% red, 12.5% green, 12.5% blue; the print equivalent is CMYK 1 / 0 / 0 / 87. Curious how these numbers work? Read our RGB color codes guide.

A muted, almost neutral grey, #1D2020 stays on the darker end of the scale. Expect to see shades like this in dark UI themes, backgrounds and dramatic accents. In The Official Register of Color Names it is almost identical to Chimney Sweep (#1C1D1F). Slightly further away sit Black Charcoal (#212121) and Aesthetic Black (#1C1C1E).

In RGB terms — rgb(29, 32, 32) — the green channel does the heavy lifting here. Accessibility-wise, white text works best on #1D2020: 16.4:1 contrast (passing WCAG AAA) versus 1.3:1 for black. On paper it relies strongly on black ink (K:87), so proof dark layouts before a large print run. This precise shade carries the officially registered name "Blackjack" in the Register.

Blackjack color variations

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

Blackjack 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 Blackjack

The closest officially registered color names in the Register, ordered by similarity.

Blackjack color backgrounds & wallpapers

Download color wallpaper / background for your Desktop PC, Tablet or Mobile phone.

Conversions between color systems and etc.

  • HEX#1D2020
  • RGB29, 32, 32
  • CMYK1, 0, 0, 87
  • CSSrgb(29, 32, 32)
  • HSL180°, 5%, 12%
  • HSL Precise180°, 4.918%, 11.961%
  • HSV180°, 9%, 13%
  • HSB180°, 9%, 13%
  • Normalized R (0.0–1.0)0.114
  • Normalized G (0.0–1.0)0.125
  • Normalized B (0.0–1.0)0.125
  • GLSLvec3(0.114, 0.125, 0.125)
  • GLSL with alphavec4(0.114, 0.125, 0.125, 1.000)
  • HLSL / Metalfloat3(0.114, 0.125, 0.125)
  • Percentage of Red in RGB11.4%
  • Percentage of Green in RGB12.5%
  • Percentage of Blue in RGB12.5%
  • Color Family (Hue)Cyan
  • Saturation FamilyDesaturated
  • Lightness FamilyDark
  • HEX ID1D2020
  • DECIMAL ID1908768
  • Name Length9
  • This page visited897 times
  • Counting from2025-01-01