Information about #CB153B color

#CB153B color image

Basic facts about this digital color

The digital color #CB153B is classified in the Register under the Red Color Family, with High Saturation and Light brightness. In numbers: rgb(203, 21, 59) (79.6% red, 8.2% green, 23.1% blue), or CMYK 0 / 71 / 56 / 20 for print. Curious how these numbers work? Read our RGB color codes guide.

The color #CB153B reads as a vivid, lively warm red and sits on the lighter side of the spectrum. Expect to see shades like this in bold branding moments and attention-grabbing details. In The Official Register of Color Names it is practically indistinguishable from Knock Out (#C81641). Nearby in the Register you will also find Rambutan (#C71232) and Foreign Crimson (#C91F37).

Technically, the mix leans on its red channel (rgb(203, 21, 59)), which gives #CB153B its character. If you plan to put text on a #CB153B background, choose white — the contrast ratio is 5.7:1 (passing WCAG AA), while black manages only 3.7:1. Out of 16,777,216 possible colors, #CB153B is still unnamed — it can be claimed and named in The Official Register of Color Names.

#CB153B color variations

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

#CB153B 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 #CB153B

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#CB153B
  • RGB203, 21, 59
  • CMYK0, 71, 56, 20
  • CSSrgb(203, 21, 59)
  • HSL347°, 81%, 44%
  • HSL Precise347.473°, 81.25%, 43.922%
  • HSV347°, 90%, 80%
  • HSB347°, 90%, 80%
  • Normalized R (0.0–1.0)0.796
  • Normalized G (0.0–1.0)0.082
  • Normalized B (0.0–1.0)0.231
  • GLSLvec3(0.796, 0.082, 0.231)
  • GLSL with alphavec4(0.796, 0.082, 0.231, 1.000)
  • HLSL / Metalfloat3(0.796, 0.082, 0.231)
  • Percentage of Red in RGB79.6%
  • Percentage of Green in RGB8.2%
  • Percentage of Blue in RGB23.1%
  • Color FamilyRed
  • Saturation FamilyHigh Saturation
  • Lightness FamilyLight
  • HEX IDCB153B
  • DECIMAL ID13309243
  • Name LengthThis color has no name
  • Seen by search & AI crawlers14 times
  • Counting from2025-01-01