Information about #21501C color

#21501C color image

Basic facts about this digital color

#21501C falls into the Green Color Family — Moderate Saturation, Dark brightness. Its exact recipe is rgb(33, 80, 28) — 12.9% red, 31.4% green, 11% blue — and for print it converts to CMYK 18 / 0 / 20 / 69. New to color codes? See our guide to RGB color codes.

#21501C is a confidently colored leafy green that leans clearly toward the dark side. In practice it works well for dark UI themes, backgrounds and dramatic accents. In The Official Register of Color Names it is very close to Myrtle (#21421E). Its next-closest registered neighbors are Cal Poly Green (#1E4D2B) and Dark Forest Green (#254117).

In RGB terms — rgb(33, 80, 28) — the green channel does the heavy lifting here. Accessibility-wise, white text works best on #21501C: 9.4:1 contrast (passing WCAG AAA) versus 2.2:1 for black. On paper it relies strongly on black ink (K:69), so proof dark layouts before a large print run. Out of 16,777,216 possible colors, #21501C is still unnamed — it can be claimed and named in The Official Register of Color Names.

#21501C color variations

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

#21501C 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 #21501C

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#21501C
  • RGB33, 80, 28
  • CMYK18, 0, 20, 69
  • CSSrgb(33, 80, 28)
  • HSL114°, 48%, 21%
  • HSL Precise114.231°, 48.148%, 21.176%
  • HSV114°, 65%, 31%
  • HSB114°, 65%, 31%
  • Normalized R (0.0–1.0)0.129
  • Normalized G (0.0–1.0)0.314
  • Normalized B (0.0–1.0)0.110
  • GLSLvec3(0.129, 0.314, 0.110)
  • GLSL with alphavec4(0.129, 0.314, 0.110, 1.000)
  • HLSL / Metalfloat3(0.129, 0.314, 0.110)
  • Percentage of Red in RGB12.9%
  • Percentage of Green in RGB31.4%
  • Percentage of Blue in RGB11%
  • Color FamilyGreen
  • Saturation FamilyModerate Saturation
  • Lightness FamilyDark
  • HEX ID21501C
  • DECIMAL ID2183196
  • Name LengthThis color has no name
  • Seen by search & AI crawlers9 times
  • Counting from2025-01-01