HEX #00FF40 / RGB (0, 255, 64)

What is Erin Color?

Erin (Hex code: 00FF40) Thumbnail

Erin has the hex code #00FF40. The equivalent RGB values are (0, 255, 64), which means it is composed of 0% red, 80% green and 20% blue. The CMYK color codes, used in printers, are C:100 M:0 Y:75 K:0. In the HSV/HSB scale, Erin has a hue of 135°, 100% saturation and a brightness value of 100%.
Details of other color codes including equivalent web safe and HTML & CSS colors are given in the table below. Also listed are the closest Pantone® (PMS) and RAL colors.

Erin is a vivid green color - too bright for the screen. It can be used in HTML, CSS and other web applications with its hex, RGB, CMYK or HSB codes.

Erin Color Codes

Hex Code#00FF40
RGB Values(0, 255, 64)
CMYK Values(100%, 0%, 75%, 0%)
HSV/HSB Values(135°, 100%, 100%)
Closest Web Safe#00FF33
Inverse Color#FF00BF [Shocking Pink]
Closest Pantone®2420 C
Closest RAL6038 [Luminous green]
Complementary Color#FF00BF [Shocking Pink]
Erin Converted to Grayscale Codes
Simple Average#6A6A6A
Weighted Average (Most Common)#9D9D9D
Weighted Average (Luma)#BBBBBB
Weighted Average (Gamma Adjusted)#D7D7D7

Erin Color Palettes

Complementary color palette of 00FF40. Complementary color is FF00BF

Complementary Palette

The complement of Erin is Shocking Pink with the hex code #FF00BF. Complementary colors are those found at the opposite ends of the color wheel. Thus, as per the RGB system, the best contrast to #00FF40 color is offered by #FF00BF. The complementary color palette is easiest to use and work with. Studies have shown that contrasting color palette is the best way to grab a viewer's attention.

Analogous color palette with (00FF40, 00FFC0 and 40FF00)

Analogous Palette

The analogous colors of Erin (#00FF40) are Sea Green (Crayola) (#00FFC0) and Harlequin (#40FF00). In the RGB color wheel, these two analogous colors occur to the right and left of Erin with a 30° separation on either side. An analogous color palette is extremely soothing to the eyes and works wonders if your main color is soft or pastel.

Split Complementary color palette with (00FF40, C000FF and FF0040)

Split-Complementary Palette

As per the RGB color wheel, the split-complementary colors of Erin (#00FF40) are #C000FF (Electric Purple) and #FF0040 (Electric Crimson). A split-complementary color palette consists of the main color along with those on either side (30°) of the complementary color. Based on our research, usage of split-complementary palettes is on the rise online, especially in graphics and web sites designs. It may be because it is not as contrasting as the complementary color palette and, hence, results in a combination which is pleasant to the eyes.

Triadic color palette with (00FF40, 4000FF and FF4000)

Triadic Palette

Erin triadic color palette has three colors each of which is separated by 120° in the RGB wheel. Thus, #4000FF (Electric Ultramarine) and #FF4000 (Red-Orange (X11)) along with #00FF40 create a stunning and beautiful triadic palette with the maximum variation in hue and, therefore, offering the best possible contrast when taken together.

Tetradic color palette with (00FF40, 4000FF, FF00BF and BFFF00)

Tetradic Palette

The tetradic palette of Erin has four colors - #4000FF (Electric Ultramarine), #FF00BF (Shocking Pink) and #BFFF00 (Bitter Lime) in addition to the base color (#00FF40). A tetradic color palette is complex and, in most cases, should not be used off-the-shelf. We suggest tweaking the colors slightly to achieve desired results.

Square color palette with (00FF40, 0040FF, FF00BF and FFC000)

Square Palette

Erin square color palette has #0040FF (Blue (RYB)), #FF00BF (Shocking Pink) and #FFC000 (Amber). Quite like triadic, the hues in a square palette are at the maximum distance from each other, which is 90°.
Note: For several colors purposes, a square palette may look much better than the tetrad color palette.

Rainbow color

Erin Color Rainbow Palette

Our Erin rainbow color palette is based on the RGB model and consists of 7 colors, just like the traditional rainbow. You might not see a lot of variation in color, especially if the chosen color is dark or extremely light. However, this can lead interesting rainbow palettes that are faded, soft, pastel or dull.

Tints, Tones & Shades of Erin Color


  • Transparent 33FF66#33FF66
  • Transparent 4DFF79#4DFF79
  • Transparent 66FF8C#66FF8C
  • Transparent 80FFA0#80FFA0
  • Transparent 99FFB3#99FFB3
  • Transparent B3FFC6#B3FFC6
  • Transparent CCFFD9#CCFFD9
  • Transparent E6FFEC#E6FFEC


  • Transparent 1AE64D#1AE64D
  • Transparent 26D953#26D953
  • Transparent 33CC5A#33CC5A
  • Transparent 40C060#40C060
  • Transparent 4DB366#4DB366
  • Transparent 5AA66D#5AA66D
  • Transparent 669973#669973
  • Transparent 738D7A#738D7A


  • Transparent 00CC33#00CC33
  • Transparent 00B32D#00B32D
  • Transparent 009926#009926
  • Transparent 008020#008020
  • Transparent 00661A#00661A
  • Transparent 004D13#004D13
  • Transparent 00330D#00330D
  • Transparent 001A06#001A06

Erin Color Patterns

  • Transparent

    Erin Gingham Checks

  • Transparent

    Erin Vertical Stripes Pattern

  • Transparent

    Erin Polka Dots Pattern

  • Transparent

    Erin Honeycomb Pattern

  • Transparent

    Erin Leaves Pattern

  • Transparent

    Erin Houndstooth Pattern

  • Transparent

    Erin Trellis Pattern

  • Transparent

    Erin Plaid Pattern