Palettes / Colors / #3F4792

#3F4792 — Muted Blue

#3F4792 is a blue color we call Muted Blue, closest to the named color DarkSlateBlue (#483D8B). It belongs to the blue family.

Color name

Closest CSS keyword: darkslateblue (#483D8B) — not an exact match. CSS darkslateblue gives you #483D8B, a different color; use #3F4792 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.

#3F4792 is a cool blue color associated with trust, calm and professionalism. It sits comfortably in the middle: usable for large areas in soft schemes, or as a supporting color beside something stronger.

Its strongest partner is its complement #928A3F; it also sits naturally between #3F7192 and #603F92. 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 25% · Green 28% · Blue 57%

Cyan 57% · Magenta 51% · Yellow 0% · Key 43%

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

Previews

CSS code for #3F4792

.text { color: #3F4792; }
.background { background-color: #3F4792; }
.border { border: 3px solid #3F4792; }
.text-rgb { color: rgb(63, 71, 146); }
.text-hsl { color: hsl(234, 40%, 41%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #3F4792; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(63, 71, 146, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #3F4792; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(63, 71, 146, 0.8); }

HTML: <p style="color:#3F4792">Text here</p> · <div style="background-color:#3F4792">Div content here</div>

Shades of #3F4792

Tints of #3F4792

Tones of #3F4792

Color harmonies

Complementary — #928A3F:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #3F4792: #FFFFFF.

Semi-transparent (opacity) text on #3F4792

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 #3F4792 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 #3F4792 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

← #3F4791  ·  #3F4793 →

Frequently asked questions

What color is #3F4792?

#3F4792 is Muted Blue, a blue color (RGB 63, 71, 146). Its closest standard named color is DarkSlateBlue.

What is the RGB and HSL of #3F4792?

#3F4792 is RGB 63, 71, 146 — HSL 234°, 40%, 41% — CMYK 57%, 51%, 0%, 43%.

What colors go with #3F4792?

Its complement is #928A3F; analogous partners are #3F7192 and #603F92. It also appears in 6+ palettes in our collection.

Can I use #3F4792 for text?

White text on #3F4792 has a contrast ratio of 8.31:1 (passes WCAG AA); black text gives 2.53:1.