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Ivory and RoyalBlue

Complementary color combination with 4.71:1 contrast ratio

#FFFFCB
#4169E1

Color Values

Ivory
HEX #FFFFCB
RGB 255, 255, 203
HSL 60, 100%, 90%
RoyalBlue
HEX #4169E1
RGB 65, 105, 225
HSL 225, 73%, 57%

Harmony: Complementary

These colors sit opposite each other on the wheel, producing maximum visual contrast. Complementary pairings are vibrant and attention-grabbing, but a 70/30 split keeps them from shouting.

The hue angle between Ivory and RoyalBlue is 165 degrees. You can explore these relationships interactively in our Color Wheel Tool.

WCAG Contrast

4.71:1
Ivory background with RoyalBlue text
AA normal text, AAA large text

UI Preview

Ivory surface

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

RoyalBlue surface

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

Design Tokens

CSS Variables

:root {
  --color-a: #FFFFCB;
  --color-b: #4169E1;
  --color-a-rgb: 255, 255, 203;
  --color-b-rgb: 65, 105, 225;
}

JSON

{
  "name": "Ivory and RoyalBlue",
  "colors": [
    {
      "name": "Ivory",
      "hex": "#FFFFCB",
      "rgb": [
        255,
        255,
        203
      ]
    },
    {
      "name": "RoyalBlue",
      "hex": "#4169E1",
      "rgb": [
        65,
        105,
        225
      ]
    }
  ],
  "harmony": "Complementary",
  "contrastRatio": 4.71
}

Explore These Colors

Frequently Asked Questions

Do ivory and royalblue go together?

Yes. Ivory and RoyalBlue form a complementary color combination. These colors sit opposite each other on the wheel, producing maximum visual contrast. Complementary pairings are vibrant and attention-grabbing, but a 70/30 split keeps them from shouting. The pairing has a WCAG contrast ratio of 4.71:1, which passes AA for large text and UI components.

What is the contrast ratio between ivory and royalblue?

The WCAG 2.1 contrast ratio between Ivory (#FFFFCB) and RoyalBlue (#4169E1) is 4.71:1. This passes AA for normal text and AAA for large text.

How do I use ivory and royalblue 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. Since these are complementary colors, lean toward a 70/25/5 split to keep the contrast from becoming overwhelming. Test the result with our Contrast Checker if text is involved.

What are the hex and RGB values for ivory and royalblue?

Ivory has the hex code #FFFFCB and RGB values rgb(255, 255, 203). RoyalBlue has the hex code #4169E1 and RGB values rgb(65, 105, 225). You can copy these directly into CSS or use the design tokens provided on this page.