Information about #42664B color

#42664B color image

Basic facts about this digital color

The digital color #42664B is classified in the Register under the Spring Green Color Family, with Low Saturation and Neutral brightness. In numbers: rgb(66, 102, 75) (25.9% red, 40% green, 29.4% blue), or CMYK 14 / 0 / 11 / 60 for print. New to color codes? See our guide to RGB color codes.

The color #42664B reads as a softly toned minty spring green and occupies the middle of the lightness scale. Designers typically reach for tones like this for balanced palettes where no single element should shout. In The Official Register of Color Names it is practically indistinguishable from Gecko (#45634B). Slightly further away sit Ozone (#47634B) and Steven Green (#4A614A).

In RGB terms — rgb(66, 102, 75) — the green channel does the heavy lifting here. On this background, white text reaches a 6.5:1 contrast ratio (passing WCAG AA); black stays at 3.2:1. For print, note the heavy black component (K:60) — ink coverage matters with tones this deep. Out of 16,777,216 possible colors, #42664B is still unnamed — it can be claimed and named in The Official Register of Color Names.

#42664B color variations

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

#42664B 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 #42664B

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#42664B
  • RGB66, 102, 75
  • CMYK14, 0, 11, 60
  • CSSrgb(66, 102, 75)
  • HSL135°, 21%, 33%
  • HSL Precise135°, 21.429%, 32.941%
  • HSV135°, 35%, 40%
  • HSB135°, 35%, 40%
  • Normalized R (0.0–1.0)0.259
  • Normalized G (0.0–1.0)0.400
  • Normalized B (0.0–1.0)0.294
  • GLSLvec3(0.259, 0.400, 0.294)
  • GLSL with alphavec4(0.259, 0.400, 0.294, 1.000)
  • HLSL / Metalfloat3(0.259, 0.400, 0.294)
  • Percentage of Red in RGB25.9%
  • Percentage of Green in RGB40%
  • Percentage of Blue in RGB29.4%
  • Color FamilySpring Green
  • Saturation FamilyLow Saturation
  • Lightness FamilyNeutral
  • HEX ID42664B
  • DECIMAL ID4351563
  • Name LengthThis color has no name
  • Seen by search & AI crawlers14 times
  • Counting from2025-01-01