Palettes / Colors / #18116A

#18116A — Deep Blue

#18116A 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 #18116A 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.

#18116A 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 #626911; it also sits naturally between #113669 and #451169. 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 9% · Green 7% · Blue 42%

Cyan 77% · Magenta 84% · Yellow 0% · Key 58%

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

Previews

CSS code for #18116A

.text { color: #18116A; }
.background { background-color: #18116A; }
.border { border: 3px solid #18116A; }
.text-rgb { color: rgb(24, 17, 106); }
.text-hsl { color: hsl(245, 72%, 24%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #18116A; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(24, 17, 106, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #18116A; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(24, 17, 106, 0.8); }

HTML: <p style="color:#18116A">Text here</p> · <div style="background-color:#18116A">Div content here</div>

Shades of #18116A

Tints of #18116A

Tones of #18116A

Color harmonies

Complementary — #626911:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #18116A: #FFFFFF.

Semi-transparent (opacity) text on #18116A

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 #18116A 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 #18116A 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

← #181169  ·  #18116B →

Frequently asked questions

What color is #18116A?

#18116A is Deep Blue, a blue color (RGB 24, 17, 106). Its closest standard named color is MidnightBlue.

What is the RGB and HSL of #18116A?

#18116A is RGB 24, 17, 106 — HSL 245°, 72%, 24% — CMYK 77%, 84%, 0%, 58%.

What colors go with #18116A?

Its complement is #626911; analogous partners are #113669 and #451169. It also appears in 6+ palettes in our collection.

Can I use #18116A for text?

White text on #18116A has a contrast ratio of 15.82:1 (passes WCAG AA); black text gives 1.33:1.