Information about #3F421C color

#3F421C color image

Basic facts about this digital color

The digital color #3F421C is classified in the Register under the Yellow Color Family, with Moderate Saturation and Dark brightness. Its exact recipe is rgb(63, 66, 28) — 24.7% red, 25.9% green, 11% blue — and for print it converts to CMYK 1 / 0 / 15 / 74. New to color codes? See our guide to RGB color codes.

A pleasantly vivid yellow, #3F421C carries a shadowy depth. Designers typically reach for tones like this for night-mode interfaces and high-contrast pairings with light text. In The Official Register of Color Names it is a hair away from Thatch Green (#403D19). Nearby in the Register you will also find Lisbon Brown (#423921) and Longbush (#413922).

In RGB terms — rgb(63, 66, 28) — the green channel does the heavy lifting here. If you plan to put text on a #3F421C background, choose white — the contrast ratio is 10.5:1 (passing WCAG AAA), while black manages only 2.0:1. On paper it relies strongly on black ink (K:74), so proof dark layouts before a large print run. Out of 16,777,216 possible colors, #3F421C is still unnamed — it can be claimed and named in The Official Register of Color Names.

#3F421C color variations

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

#3F421C 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 #3F421C

The closest officially registered color names in the Register, ordered by similarity — your shade’s neighborhood is already being claimed.

Thatch Green color link
Thatch Green

#403D19

Lisbon Brown color link
Lisbon Brown

#423921

Longbush color link
Longbush

#413922

Madras color link
Madras

#473E23

Bathurst color link
Bathurst

#3C4027

Mikado color link
Mikado

#3F3623

Birch color link
Birch

#3F3726

Rimutaka color link
Rimutaka

#4B3C23

Green Kelp color link
Green Kelp

#393D2A

Woodrush color link
Woodrush

#45402B

Conversions between color systems and etc.

  • HEX#3F421C
  • RGB63, 66, 28
  • CMYK1, 0, 15, 74
  • CSSrgb(63, 66, 28)
  • HSL65°, 40%, 18%
  • HSL Precise64.737°, 40.426%, 18.431%
  • HSV65°, 58%, 26%
  • HSB65°, 58%, 26%
  • Normalized R (0.0–1.0)0.247
  • Normalized G (0.0–1.0)0.259
  • Normalized B (0.0–1.0)0.110
  • GLSLvec3(0.247, 0.259, 0.110)
  • GLSL with alphavec4(0.247, 0.259, 0.110, 1.000)
  • HLSL / Metalfloat3(0.247, 0.259, 0.110)
  • Percentage of Red in RGB24.7%
  • Percentage of Green in RGB25.9%
  • Percentage of Blue in RGB11%
  • Color FamilyYellow
  • Saturation FamilyModerate Saturation
  • Lightness FamilyDark
  • HEX ID3F421C
  • DECIMAL ID4145692
  • Name LengthThis color has no name
  • This page visited0 times
  • Counting from2025-01-01