Dark Blue vs Medium Blue

What is the difference between Dark Blue and Medium Blue?

An analysis of Dark Blue (#00008B) alongside Medium Blue (#0000CD) highlights their unique visual relationship. Both colors share a very similar saturation index, making their color intensity nearly equal. Under screen illumination, Medium Blue is significantly brighter and reflects more light. They have a close hue coordinate distance of 0°, representing a harmonized adjacent relationship.

Design recommendations for Dark Blue vs Medium Blue

When choosing between Dark Blue and Medium Blue for interface designs, consider their visual weight. Since Dark Blue is darker, it serves as a solid base for structural layouts or heavy typography, while the lighter Medium Blue is ideal for backgrounds or high-visibility accents. Testing their contrast ratio is essential to meet WCAG accessibility guidelines.

Readability & Contrast Testing

Visual test showing black and white text overlay readability on both colors.

Dark Blue Typography

Preview of dark and light text elements rendered over a solid Dark Blue background canvas.

White Text: 15.30:1 Black Text: 1.37:1

Medium Blue Typography

Preview of dark and light text elements rendered over a solid Medium Blue background canvas.

White Text: 11.16:1 Black Text: 1.88:1

Technical Specifications Comparison

Format / Value Dark Blue Medium Blue Delta / Difference
HEX Code #00008B #0000CD -
RGB Channels rgb(0, 0, 139) rgb(0, 0, 205) R:0 | G:0 | B:+66
HSL Values hsl(240°, 100%, 27%) hsl(240°, 100%, 40%) H:0° | S:0% | L:+13%
CMYK (Print) cmyk(100%, 100%, 0%, 45%) cmyk(100%, 100%, 0%, 20%) -

Individual Color References

Dark Blue Reference Sheet HEX, RGB, HSL and print codes
Medium Blue Reference Sheet HEX, RGB, HSL and print codes
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