Information about #1D1D3D color

#1D1D3D color image

Basic facts about this digital color

#1D1D3D falls into the Blue Color Family — Mild Saturation, Dark brightness. The mix behind it: rgb(29, 29, 61) — 11.4% red, 11.4% green, 23.9% blue; the print equivalent is CMYK 13 / 13 / 0 / 76. Curious how these numbers work? Read our RGB color codes guide.

A moderately toned deep-sea blue, #1D1D3D 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 Surfs Up (#1F2142). Slightly further away sit Navy Blue Bellflower (#191F45) and Blue Night (#1F263B).

The recipe behind #1D1D3D is rgb(29, 29, 61), with blue as the dominant ingredient. Accessibility-wise, white text works best on #1D1D3D: 16.2:1 contrast (passing WCAG AAA) versus 1.3:1 for black. For print, note the heavy black component (K:76) — ink coverage matters with tones this deep. Like most of the 16.7 million digital colors, this one is still waiting for a name — naming it takes a minute.

#1D1D3D color variations

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

#1D1D3D 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 #1D1D3D

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#1D1D3D
  • RGB29, 29, 61
  • CMYK13, 13, 0, 76
  • CSSrgb(29, 29, 61)
  • HSL240°, 36%, 18%
  • HSL Precise240°, 35.556%, 17.647%
  • HSV240°, 52%, 24%
  • HSB240°, 52%, 24%
  • Normalized R (0.0–1.0)0.114
  • Normalized G (0.0–1.0)0.114
  • Normalized B (0.0–1.0)0.239
  • GLSLvec3(0.114, 0.114, 0.239)
  • GLSL with alphavec4(0.114, 0.114, 0.239, 1.000)
  • HLSL / Metalfloat3(0.114, 0.114, 0.239)
  • Percentage of Red in RGB11.4%
  • Percentage of Green in RGB11.4%
  • Percentage of Blue in RGB23.9%
  • Color FamilyBlue
  • Saturation FamilyMild Saturation
  • Lightness FamilyDark
  • HEX ID1D1D3D
  • DECIMAL ID1908029
  • Name LengthThis color has no name
  • Seen by search & AI crawlers14 times
  • Counting from2025-01-01