Information about #421015 color

#421015 color image

Basic facts about this digital color

In the Register's classification, #421015 belongs to the Red Color Family, featuring High Saturation and Dark brightness. The mix behind it: rgb(66, 16, 21) — 25.9% red, 6.3% green, 8.2% blue; the print equivalent is CMYK 0 / 20 / 18 / 74. Curious how these numbers work? Read our RGB color codes guide.

#421015 is a energetic, saturated red that leans clearly toward the dark side. It is a natural fit for dark UI themes, backgrounds and dramatic accents. In The Official Register of Color Names it is a hair away from Dark Sienna (#3C1414). Its next-closest registered neighbors are Chocolate Kisses (#3C1421) and Tamarind (#341515).

In RGB terms — rgb(66, 16, 21) — the red channel does the heavy lifting here. Accessibility-wise, white text works best on #421015: 16.0:1 contrast (passing WCAG AAA) versus 1.3:1 for black. For print, note the heavy black component (K:74) — ink coverage matters with tones this deep. Out of 16,777,216 possible colors, #421015 is still unnamed — it can be claimed and named in The Official Register of Color Names.

#421015 color variations

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

#421015 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 #421015

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

Dark Sienna color link
Dark Sienna

#3C1414

Tamarind color link
Tamarind

#341515

Cocoa Bean color link
Cocoa Bean

#481C1C

Rebel color link
Rebel

#3C1206

Ravishing color link
Ravishing

#401A22

Maroon Oak color link
Maroon Oak

#520C17

Deep Oak color link
Deep Oak

#412010

Vandalista color link
Vandalista

#310C16

French Puce color link
French Puce

#4E1609

Spitfire color link
Spitfire

#381921

Conversions between color systems and etc.

  • HEX#421015
  • RGB66, 16, 21
  • CMYK0, 20, 18, 74
  • CSSrgb(66, 16, 21)
  • HSL354°, 61%, 16%
  • HSL Precise354°, 60.976%, 16.078%
  • HSV354°, 76%, 26%
  • HSB354°, 76%, 26%
  • Normalized R (0.0–1.0)0.259
  • Normalized G (0.0–1.0)0.063
  • Normalized B (0.0–1.0)0.082
  • GLSLvec3(0.259, 0.063, 0.082)
  • GLSL with alphavec4(0.259, 0.063, 0.082, 1.000)
  • HLSL / Metalfloat3(0.259, 0.063, 0.082)
  • Percentage of Red in RGB25.9%
  • Percentage of Green in RGB6.3%
  • Percentage of Blue in RGB8.2%
  • Color FamilyRed
  • Saturation FamilyHigh Saturation
  • Lightness FamilyDark
  • HEX ID421015
  • DECIMAL ID4329493
  • Name LengthThis color has no name
  • Seen by search & AI crawlers15 times
  • Counting from2025-01-01