Palettes / Colors / #11366E

#11366E — Deep Blue

#11366E is a blue color we call Deep Blue, closest to the named color MidnightBlue (#191970). It belongs to the blue family.

Color name

Closest CSS keyword: midnightblue (#191970) — not an exact match. CSS midnightblue gives you #191970, a different color; use #11366E when you need this exact shade.

Sources: common names follow widely used color-name references; CSS keywords and their hex values follow the CSS Color specification.

#11366E is a cool blue color associated with trust, calm and professionalism. It is saturated enough to be the accent — buttons, highlights and calls to action — while neutrals do the quiet work around it.

Its strongest partner is its complement #6E4911; it also sits naturally between #11656E and #1B116E. In the palettes below you can see it working alongside real color combinations from our collection.

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Color values

RGB & CMYK percentages

Red 7% · Green 21% · Blue 43%

Cyan 85% · Magenta 51% · Yellow 0% · Key 57%

CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.

Previews

CSS code for #11366E

.text { color: #11366E; }
.background { background-color: #11366E; }
.border { border: 3px solid #11366E; }
.text-rgb { color: rgb(17, 54, 110); }
.text-hsl { color: hsl(216, 73%, 25%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #11366E; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(17, 54, 110, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #11366E; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(17, 54, 110, 0.8); }

HTML: <p style="color:#11366E">Text here</p> · <div style="background-color:#11366E">Div content here</div>

Shades of #11366E

Tints of #11366E

Tones of #11366E

Color harmonies

Complementary — #6E4911:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #11366E: #FFFFFF.

Semi-transparent (opacity) text on #11366E

Text set with opacity blends into the background, so its real contrast is lower than the solid ratios above. Choose a text color and an opacity to see the blended color and its true ratio:

How #11366E looks with color blindness

Simulated with standard Machado color-vision-deficiency matrices — useful when this color carries meaning in charts, maps or interfaces:

Closest design-system colors

The nearest matches in the Tailwind CSS, Material Design and Bootstrap palettes — handy when you need a framework class instead of a raw hex:

Palettes with a similar color

These palettes use a close neighbour of #11366E rather than the exact color:

Similar colors

The closest colors that actually appear in our palette collection — click any to open its page:

Browse neighbouring colors

← #11366D  ·  #11366F →

Frequently asked questions

What color is #11366E?

#11366E is Deep Blue, a blue color (RGB 17, 54, 110). Its closest standard named color is MidnightBlue.

What is the RGB and HSL of #11366E?

#11366E is RGB 17, 54, 110 — HSL 216°, 73%, 25% — CMYK 85%, 51%, 0%, 57%.

What colors go with #11366E?

Its complement is #6E4911; analogous partners are #11656E and #1B116E. It also appears in 6+ palettes in our collection.

Can I use #11366E for text?

White text on #11366E has a contrast ratio of 11.82:1 (passes WCAG AA); black text gives 1.78:1.