Electric Yellow

HEX #FFFF33 / RGB (255, 255, 51)

What is Electric Yellow Color?

Electric Yellow (Hex code: FFFF33) Thumbnail

Electric Yellow has the hex code #FFFF33. The equivalent RGB values are (255, 255, 51), which means it is composed of 45% red, 45% green and 9% blue. The CMYK color codes, used in printers, are C:0 M:0 Y:80 K:0. In the HSV/HSB scale, Electric Yellow has a hue of 60°, 80% 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.

Electric Yellow is not part of the web colors list and, therefore, cannot be used by name in HTML and CSS code. The best way to apply the color to a web page is to put in the hex, RGB and/or HSL values. Please also note that the CMYK numbers mentioned on this page have been calculated from the hex code using well-known formulae and are only approximations.

Electric Yellow Color Codes

Hex Code#FFFF33
RGB Values(255, 255, 51)
CMYK Values(0%, 0%, 80%, 0%)
HSV/HSB Values(60°, 80%, 100%)
Closest Web Safe#FFFF33
Inverse Color#0000CC [Medium Blue]
Closest Pantone®394 C
Closest RAL1016 [Sulphur yellow]
Complementary Color#3333FF [Palatinate Blue]
Electric Yellow Converted to Grayscale Codes
Simple Average#BBBBBB
Weighted Average (Most Common)#E9E9E9
Weighted Average (Luma)#F0F0F0
Weighted Average (Gamma Adjusted)#F0F0F0

Electric Yellow Color Palettes

Complementary color palette of FFFF33. Complementary color is 3333FF

Complementary Palette

The complement of Electric Yellow is Palatinate Blue with the hex code #3333FF. Complementary colors are those found at the opposite ends of the color wheel. Thus, as per the RGB system, the best contrast to #FFFF33 color is offered by #3333FF. 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 (FFFF33, 99FF33 and FF9933)

Analogous Palette

The analogous colors of Electric Yellow (#FFFF33) are French Lime (#99FF33) and Deep Saffron (#FF9933). In the RGB color wheel, these two analogous colors occur to the right and left of Electric Yellow 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 (FFFF33, 3399FF and 9933FF)

Split-Complementary Palette

As per the RGB color wheel, the split-complementary colors of Electric Yellow (#FFFF33) are #3399FF (Brilliant Azure) and #9933FF (Purple (X11)). 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 (FFFF33, 33FFFF and FF33FF)

Triadic Palette

Electric Yellow triadic color palette has three colors each of which is separated by 120° in the RGB wheel. Thus, #33FFFF (Fluorescent Blue) and #FF33FF (Purple Pizzazz) along with #FFFF33 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 (FFFF33, 33FFFF, 3333FF and FF3333)

Tetradic Palette

The tetradic palette of Electric Yellow has four colors - #33FFFF (Fluorescent Blue), #3333FF (Palatinate Blue) and #FF3333 (Deep Carmine Pink) in addition to the base color (#FFFF33). 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 (FFFF33, 33FF99, 3333FF and FF3399)

Square Palette

Electric Yellow square color palette has #33FF99 (Eucalyptus), #3333FF (Palatinate Blue) and #FF3399 (French Fuchsia). 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

Electric Yellow Color Rainbow Palette

Our Electric Yellow 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 Electric Yellow Color


  • Transparent FFFF5C#FFFF5C
  • Transparent FFFF70#FFFF70
  • Transparent FFFF85#FFFF85
  • Transparent FFFF99#FFFF99
  • Transparent FFFFAD#FFFFAD
  • Transparent FFFFC2#FFFFC2
  • Transparent FFFFD6#FFFFD6
  • Transparent FFFFEB#FFFFEB


  • Transparent E6E642#E6E642
  • Transparent D9D94A#D9D94A
  • Transparent CCCC52#CCCC52
  • Transparent C0C05A#C0C05A
  • Transparent B3B361#B3B361
  • Transparent A6A669#A6A669
  • Transparent 999971#999971
  • Transparent 8D8D78#8D8D78


  • Transparent CCCC29#CCCC29
  • Transparent B3B324#B3B324
  • Transparent 99991F#99991F
  • Transparent 80801A#80801A
  • Transparent 666614#666614
  • Transparent 4D4D0F#4D4D0F
  • Transparent 33330A#33330A
  • Transparent 1A1A05#1A1A05

Electric Yellow Color Patterns

  • Transparent

    Electric Yellow Gingham Checks

  • Transparent

    Electric Yellow Vertical Stripes Pattern

  • Transparent

    Electric Yellow Polka Dots Pattern

  • Transparent

    Electric Yellow Honeycomb Pattern

  • Transparent

    Electric Yellow Leaves Pattern

  • Transparent

    Electric Yellow Houndstooth Pattern

  • Transparent

    Electric Yellow Trellis Pattern

  • Transparent

    Electric Yellow Plaid Pattern