Dark blue

#00008B

Blue-Violet Family →

What Color is Dark blue

Dark blue (Hex #00008B) is a intense, high-saturation, deep shade of blue. As a cool color, it pairs exceptionally well with contrasting yellows.

What color is opposite Dark blue?

The opposite color to Dark blue is Olive (#8a8a00).

View Olive

Additional Information

  • Color Family: Blue-Violet
  • Temperature: Cool
  • Associated Season: Winter
  • Complementary Color: #FFFF74
  • Brightness: 16/255
  • Saturation: 100%

Color Conversions

Hex
#00008B
RGB
0, 0, 139
RGB %
0%, 0%, 55%
HSL
240°, 100%, 27%
HSV
240°, 100%, 55%
CMYK
100%, 100%, 0%, 45%
LAB
15, 50, -69
XYZ
4.66, 1.86, 24.54

CSS Snippets

CSS Hex
color: #00008B;
CSS RGB
color: rgb(0, 0, 139);
Background
background-color: #00008B;
Border
border: 1px solid #00008B;
Box Shadow
box-shadow: 0 4px 6px #00008B40;
Linear Gradient
background: linear-gradient(135deg, #00008B 0%, #ffffff 100%);

Colors That Pair Well With Dark blue

Complementary

Pair with Olive for a harmonious, balanced look. Great for backgrounds and accents.

#00008B#8a8a00

High Contrast

Use Paris Daisy for maximum readability. Ideal for text or critical UI elements.

#00008B#ffff74

Harmonious Depth

Use lighter and darker shades for a sophisticated, cohesive design. Great for backgrounds, text, and subtle accents.

#6666b9#000046
Cushion Mockup

Shop Premium Products in Dark blue

Visualize and buy custom cushions made in this exact shade.

MaterialEco Velvet
Size30cm x 30cm
Color
Dark blue

Made to order. Ships in 3-5 business days.

Product Details

Add a touch of luxury to your home with our premium Eco Velvet cushions. Soft to the touch, these cushions are perfect for adding comfort and style to any room.

  • Material: Soft Eco Velvet.
  • Feel: Velvety soft finish.
  • Backing: Stone coloured back (or double-sided print).
  • Print: Edge-to-edge vibrant color using water-based inks.
  • Care: Machine washable at 30°C.
  • Construction: Handmade to order with a concealed zipper.
Eco Credentials

We believe in sustainable style. Our cushions are crafted with the planet in mind.

  • Made to Order: Produced only when you order, eliminating overproduction and waste.
  • Water-Based Inks: Printed using neo-pigment, water-based inks that are non-hazardous, toxin-free, and vegan-friendly.
  • Local Fulfilment: Produced locally where possible to reduce carbon emissions from transport.
  • Vegan Friendly: No animal products are used in the production of these cushions.

What Goes With Dark blue?

Explore color palettes containing Dark blue and discover harmonious combinations for your designs.

Accessibility

Contrast with Black and White

Contrast with Black

UI Examples

This is an example of body text using the selected color scheme.

Contrast Ratio: 0.00

WCAG Score: 0

AA Large Text
AA Normal Text
AAA Large Text
AAA Normal Text
Contrast with White

UI Examples

This is an example of body text using the selected color scheme.

Contrast Ratio: 0.00

WCAG Score: 0

AA Large Text
AA Normal Text
AAA Large Text
AAA Normal Text

Color Blindness Simulation

Normal
Protanopia
Deuteranopia
Tritanopia

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Frequently Asked Questions

What is the hex code for Dark blue?
#00008B — see all color formats above.
What colors go with Dark blue?
See our recommended pairings with design context, or explore the color harmonies for more options.
Is Dark blue accessible for text?
Check the accessibility section for WCAG contrast ratios against black and white backgrounds.
How do I use Dark blue in CSS?
Copy ready-to-use code from the CSS snippets section, or click any format in Color Conversions to copy.