Palettes / Colors / #554FAC

#554FAC — Muted Blue

#554FAC 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 #554FAC 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.

#554FAC 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 #A5AB4F; it also sits naturally between #4F77AB and #834FAB. 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 33% · Green 31% · Blue 67%

Cyan 51% · Magenta 54% · Yellow 0% · Key 33%

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

Previews

CSS code for #554FAC

.text { color: #554FAC; }
.background { background-color: #554FAC; }
.border { border: 3px solid #554FAC; }
.text-rgb { color: rgb(85, 79, 172); }
.text-hsl { color: hsl(244, 37%, 49%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #554FAC; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(85, 79, 172, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #554FAC; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(85, 79, 172, 0.8); }

HTML: <p style="color:#554FAC">Text here</p> · <div style="background-color:#554FAC">Div content here</div>

Shades of #554FAC

Tints of #554FAC

Tones of #554FAC

Color harmonies

Complementary — #A5AB4F:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #554FAC: #FFFFFF.

Semi-transparent (opacity) text on #554FAC

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 #554FAC 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 #554FAC 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

← #554FAB  ·  #554FAD →

Frequently asked questions

What color is #554FAC?

#554FAC is Muted Blue, a blue color (RGB 85, 79, 172). Its closest standard named color is DarkSlateBlue.

What is the RGB and HSL of #554FAC?

#554FAC is RGB 85, 79, 172 — HSL 244°, 37%, 49% — CMYK 51%, 54%, 0%, 33%.

What colors go with #554FAC?

Its complement is #A5AB4F; analogous partners are #4F77AB and #834FAB. It also appears in 6+ palettes in our collection.

Can I use #554FAC for text?

White text on #554FAC has a contrast ratio of 6.77:1 (passes WCAG AA); black text gives 3.10:1.