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Navy Blue vs Royal Blue: What's the Difference?

The main difference between Navy Blue and Royal Blue is brightness and saturation: both are blue shades, but Royal Blue is lighter and Navy Blue is more saturated. Navy Blue (#001F3F) has an HSL of 210°, 100%, 12%, whereas Royal Blue (#4169E1) sits at 225°, 73%, 57%.

Navy Blue#001F3F
Royal Blue#4169E1
#001F3FBlended: #214490#4169E1
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Navy Blue vs Royal Blue: Key Differences at a Glance

Aspect Navy Blue Royal Blue
BrightnessVery dark (L=12%) — deep, heavy, groundedMedium (L=57%) — balanced, versatile
SaturationVivid (S=100%) — bright, energetic, eye-catchingVivid (S=73%) — bright, energetic, eye-catching
Hue familyBlueBlue
TemperatureCoolCool
Hex code#001F3F#4169E1
RGB0, 31, 6365, 105, 225

Can you use Navy Blue and Royal Blue together?

Royal Blue text on Navy Blue
Navy Blue text on Royal Blue
Contrast Ratio:3.42:1Large Text Only

How to Tell Navy Blue and Royal Blue Apart

  • ●Look at lightness first: Royal Blue is noticeably lighter.
  • ●Check saturation: Navy Blue looks more vivid and saturated.
  • ●Watch the undertone: the hue shifts 15° between them, which changes the perceived temperature.
  • ●Compare them on a white background to see true saturation, and on black to see true lightness.

Navy Blue or Royal Blue: Which to Use and Where

Four real design scenarios, with the recommended pick based on hue, saturation, and WCAG contrast.

◆Branding & logos
PickNavy Blue

Navy Blue is more saturated (100% HSL vs 73%) so it reads as bolder and more memorable at logo scale, while Royal Blue can feel washed out when printed small.

▢Web UI & body text backgrounds
PickNavy Blue

Navy Blue hits a 16.56:1 WCAG contrast against white — safer for text-heavy interfaces — where Royal Blue only reaches 4.85:1 and risks failing AA at small body sizes.

⬡Fashion & apparel
PickRoyal Blue

Royal Blue is a cool-leaning tone that flatters spring/summer collections and warmer skin undertones, while Navy Blue leans cooler and is better suited to autumn/winter layering.

▣Interior design & walls
PickRoyal Blue

Royal Blue is the more muted of the two (73% saturation) and sits more calmly on large wall surfaces, while Navy Blue's higher chroma can overwhelm a room when used beyond accent pieces.

When to Use Navy Blue vs Royal Blue in Design

Use Navy Blue for:
●Tech and corporate trust
●Finance and banking brands
●Links and primary buttons
●Medical and professional UI
●Calm dependable visuals
Use Royal Blue for:
●Tech and corporate trust
●Finance and banking brands
●Links and primary buttons
●Medical and professional UI
●Calm dependable visuals

Navy Blue and Royal Blue Hex Codes, RGB & HSL

Navy Blue#001F3F

Navy Blue (#001F3F) is a very dark, vivid blue with a cool undertone — it feels deep, heavy, grounded and bright, energetic, eye-catching.

HEX
RGB
HSL
HSV
CMYK
PANTONE
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Tints
Royal Blue#4169E1

Royal Blue (#4169E1) is a medium, vivid blue with a cool undertone — it feels balanced, versatile and bright, energetic, eye-catching.

HEX
RGB
HSL
HSV
CMYK
PANTONE
Shades
Tints

Navy Blue and Royal Blue WCAG Contrast Ratios

Text legibility depends on the contrast ratio between foreground and background. WCAG 2.1 AA requires at least 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Use these numbers to choose accessible combinations for your design.

Sample text preview
Navy Blue text on white
16.56:1AAA
Sample text preview
Navy Blue text on black
1.27:1Fail
Sample text preview
Royal Blue text on white
4.85:1AA
Sample text preview
Royal Blue text on black
4.33:1AA Large
Sample text preview
Navy Blue text on Royal Blue
3.42:1AA Large
Sample text preview
Royal Blue text on Navy Blue
3.42:1AA Large

Explore Navy Blue and Royal Blue individually

Each color has a dedicated page with shades, tints, CSS name, pairings, and color psychology.

Navy Blue color page#001F3F · shades, tints, pairingsRoyal Blue color page#4169E1 · shades, tints, pairings

More Navy Blue and Royal Blue Comparisons

MidnightvsNavy BlueNavyvsRoyal BlueNavy BluevsCharcoalBluevsRoyal BlueNavy BluevsSky BlueCobaltvsRoyal BlueNavy BluevsGunmetalRoyal BluevsIndigoNavy BluevsCeruleanSapphirevsRoyal BlueNavy BluevsBaby BlueSky BluevsRoyal Blue

Navy Blue vs Royal Blue FAQ

What is the difference between navy blue and royal blue?+
The main difference between Navy Blue and Royal Blue is brightness and saturation: both are blue shades, but Royal Blue is lighter and Navy Blue is more saturated. Navy Blue (#001F3F) has an HSL of 210°, 100%, 12%, whereas Royal Blue (#4169E1) sits at 225°, 73%, 57%.
Is navy blue darker than royal blue?+
Yes. Navy Blue is darker, with a lightness of 12% in HSL compared to Royal Blue at 57% — a 45-point gap.
Are navy blue and royal blue the same color?+
No. Navy Blue is #001F3F and Royal Blue is #4169E1. They differ by 15° in hue, 45% in lightness, and 27% in saturation.
Which is more saturated, navy blue or royal blue?+
Navy Blue is more saturated. In HSL, Navy Blue has 100% saturation and Royal Blue has 73% — Navy Blue is the more vivid of the two, while Royal Blue reads as more muted.
Is navy blue warm or cool?+
Navy Blue (#001F3F) is a cool blue. Its hue sits at 210° on the color wheel, which places it in the cool range.
Is royal blue warm or cool?+
Royal Blue (#4169E1) is a cool blue. Its hue sits at 225° on the color wheel, which places it in the cool range.
Can you use navy blue and royal blue together?+
Yes. Both navy blue and royal blue are blue shades, so they pair naturally in a monochromatic palette. Use navy blue as the dominant color and royal blue as the accent or highlight.
What color family does navy blue belong to?+
Navy Blue belongs to the blue family. Its HSL is 210°, 100%, 12% — a cool tone within the broader blue group.
What is the hex code for navy blue?+
The hex code for Navy Blue is #001F3F. In RGB, that's rgb(0, 31, 63), and in HSL it's hsl(210, 100%, 12%).
What is the hex code for royal blue?+
The hex code for Royal Blue is #4169E1. In RGB, that's rgb(65, 105, 225), and in HSL it's hsl(225, 73%, 57%).