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Plum and Yellow

Triadic color combination with 8.36:1 contrast ratio

#66386A
#FFFF00

Color Values

Plum
HEX #66386A
RGB 102, 56, 106
HSL 295, 31%, 32%
Yellow
HEX #FFFF00
RGB 255, 255, 0
HSL 60, 100%, 50%

Harmony: Triadic

These colors are roughly 120 degrees apart on the wheel — a triadic relationship that stays lively without clashing. Triadic schemes work best when one color dominates and the other two act as accents.

The hue angle between Plum and Yellow is 125 degrees. You can explore these relationships interactively in our Color Wheel Tool.

WCAG Contrast

8.36:1
Plum background with Yellow text
AAA all sizes

UI Preview

Plum surface

Sample text on a plum background demonstrates readability and visual hierarchy.

Yellow surface

Sample text on a yellow background demonstrates readability and visual hierarchy.

Design Tokens

CSS Variables

:root {
  --color-a: #66386A;
  --color-b: #FFFF00;
  --color-a-rgb: 102, 56, 106;
  --color-b-rgb: 255, 255, 0;
}

JSON

{
  "name": "Plum and Yellow",
  "colors": [
    {
      "name": "Plum",
      "hex": "#66386A",
      "rgb": [
        102,
        56,
        106
      ]
    },
    {
      "name": "Yellow",
      "hex": "#FFFF00",
      "rgb": [
        255,
        255,
        0
      ]
    }
  ],
  "harmony": "Triadic",
  "contrastRatio": 8.36
}

Explore These Colors

Frequently Asked Questions

Do plum and yellow go together?

Yes. Plum and Yellow form a triadic color combination. These colors are roughly 120 degrees apart on the wheel — a triadic relationship that stays lively without clashing. Triadic schemes work best when one color dominates and the other two act as accents. The pairing has a WCAG contrast ratio of 8.36:1, which passes AA for large text and UI components.

What is the contrast ratio between plum and yellow?

The WCAG 2.1 contrast ratio between Plum (#66386A) and Yellow (#FFFF00) is 8.36:1. This passes AAA for all text sizes.

How do I use plum and yellow in design?

A safe starting point is the 60/30/10 rule: give one color about 60 percent of the surface area, the other about 30 percent, and reserve the remaining 10 percent for an accent or neutral. If one color is significantly darker, use it for text or structural elements and the lighter one for backgrounds. Test the result with our Contrast Checker if text is involved.

What are the hex and RGB values for plum and yellow?

Plum has the hex code #66386A and RGB values rgb(102, 56, 106). Yellow has the hex code #FFFF00 and RGB values rgb(255, 255, 0). You can copy these directly into CSS or use the design tokens provided on this page.