Information about Lisbon Brown color

#423921 - Lisbon Brown color image

Basic facts about this digital color

#423921, known as "Lisbon Brown", falls into the Orange Color Family — Mild Saturation, Dark brightness. Its exact recipe is rgb(66, 57, 33) — 25.9% red, 22.4% green, 12.9% blue — and for print it converts to CMYK 0 / 4 / 13 / 74. New to color codes? See our guide to RGB color codes.

The color #423921 reads as a mildly saturated orange and stays on the darker end of the scale. Designers typically reach for tones like this for dark UI themes, backgrounds and dramatic accents. In The Official Register of Color Names it is a hair away from Longbush (#413922). Slightly further away sit Mikado (#3F3623) and Birch (#3F3726).

In RGB terms — rgb(66, 57, 33) — the red channel does the heavy lifting here. Accessibility-wise, white text works best on #423921: 11.4:1 contrast (passing WCAG AAA) versus 1.8:1 for black. On paper it relies strongly on black ink (K:74), so proof dark layouts before a large print run. This precise shade carries the officially registered name "Lisbon Brown" in the Register.

Lisbon Brown color variations

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

Lisbon Brown 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 Lisbon Brown

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

Longbush color link
Longbush

#413922

Mikado color link
Mikado

#3F3623

Birch color link
Birch

#3F3726

Madras color link
Madras

#473E23

Jacko Bean color link
Jacko Bean

#413628

Iroko color link
Iroko

#433120

Thatch Green color link
Thatch Green

#403D19

Triple Mondo color link
Triple Mondo

#40372A

Lignite color link
Lignite

#423429

Woodburn color link
Woodburn

#463629

Cafe Noir color link
Cafe Noir

#4B3621

Conversions between color systems and etc.

  • HEX#423921
  • RGB66, 57, 33
  • CMYK0, 4, 13, 74
  • CSSrgb(66, 57, 33)
  • HSL44°, 33%, 19%
  • HSL Precise43.636°, 33.333%, 19.412%
  • HSV44°, 50%, 26%
  • HSB44°, 50%, 26%
  • Normalized R (0.0–1.0)0.259
  • Normalized G (0.0–1.0)0.224
  • Normalized B (0.0–1.0)0.129
  • GLSLvec3(0.259, 0.224, 0.129)
  • GLSL with alphavec4(0.259, 0.224, 0.129, 1.000)
  • HLSL / Metalfloat3(0.259, 0.224, 0.129)
  • Percentage of Red in RGB25.9%
  • Percentage of Green in RGB22.4%
  • Percentage of Blue in RGB12.9%
  • Color FamilyOrange
  • Saturation FamilyMild Saturation
  • Lightness FamilyDark
  • HEX ID423921
  • DECIMAL ID4340001
  • Name Length12
  • This page visited310 times
  • Counting from2025-01-01