Information about #B21510 color

#B21510 color image

Basic facts about this digital color

#B21510 falls into the Red Color Family — High Saturation, Neutral brightness. The mix behind it: rgb(178, 21, 16) — 69.8% red, 8.2% green, 6.3% blue; the print equivalent is CMYK 0 / 62 / 64 / 30. New to color codes? See our guide to RGB color codes.

#B21510 presents itself as a strongly colored earthy red — one that occupies the middle of the lightness scale. In practice it works well for accents, call-to-action elements and statement visuals. In The Official Register of Color Names it is a hair away from Tomato Sauce (#B21807). Slightly further away sit Carnelian (#B31B1B) and Rufous (#A81C07).

The recipe behind #B21510 is rgb(178, 21, 16), with red as the dominant ingredient. Accessibility-wise, white text works best on #B21510: 7.0:1 contrast (passing WCAG AA) versus 3.0:1 for black. Like most of the 16.7 million digital colors, this one is still waiting for a name — naming it takes a minute.

#B21510 color variations

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

#B21510 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 #B21510

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

Tomato Sauce color link
Tomato Sauce

#B21807

Carnelian color link
Carnelian

#B31B1B

Rufous color link
Rufous

#A81C07

Vintage Red color link
Vintage Red

#AF2413

Murdoc Red color link
Murdoc Red

#BC161C

Vibrant Ruby color link
Vibrant Ruby

#A7080D

Del Toro color link
Del Toro

#B11D20

Naga Red color link
Naga Red

#AB0707

Pulse color link
Pulse

#A41D19

Conversions between color systems and etc.

  • HEX#B21510
  • RGB178, 21, 16
  • CMYK0, 62, 64, 30
  • CSSrgb(178, 21, 16)
  • HSL2°, 84%, 38%
  • HSL Precise1.852°, 83.505%, 38.039%
  • HSV2°, 91%, 70%
  • HSB2°, 91%, 70%
  • Normalized R (0.0–1.0)0.698
  • Normalized G (0.0–1.0)0.082
  • Normalized B (0.0–1.0)0.063
  • GLSLvec3(0.698, 0.082, 0.063)
  • GLSL with alphavec4(0.698, 0.082, 0.063, 1.000)
  • HLSL / Metalfloat3(0.698, 0.082, 0.063)
  • Percentage of Red in RGB69.8%
  • Percentage of Green in RGB8.2%
  • Percentage of Blue in RGB6.3%
  • Color FamilyRed
  • Saturation FamilyHigh Saturation
  • Lightness FamilyNeutral
  • HEX IDB21510
  • DECIMAL ID11670800
  • Name LengthThis color has no name
  • Seen by search & AI crawlers9 times
  • Counting from2025-01-01