Palettes / Colors / #577BC0

#577BC0 — Muted Blue

#577BC0 is a blue color we call Muted Blue, closest to the named color SteelBlue (#4682B4). It belongs to the blue family.

#577BC0 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 #C09C59; it also sits naturally between #59B0C0 and #6859C0. 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 34% · Green 48% · Blue 75%

Cyan 55% · Magenta 36% · Yellow 0% · Key 25%

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

Previews

CSS code for #577BC0

.text { color: #577BC0; }
.background { background-color: #577BC0; }
.border { border: 3px solid #577BC0; }
.text-rgb { color: rgb(87, 123, 192); }
.text-hsl { color: hsl(219, 45%, 55%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #577BC0; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(87, 123, 192, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #577BC0; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(87, 123, 192, 0.8); }

HTML: <p style="color:#577BC0">Text here</p> · <div style="background-color:#577BC0">Div content here</div>

Shades of #577BC0

Tints of #577BC0

Tones of #577BC0

Color harmonies

Complementary — #C09C59:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #577BC0: #000000.

How #577BC0 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 #577BC0 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

← #577BBF  ·  #577BC1 →

Frequently asked questions

What color is #577BC0?

#577BC0 is Muted Blue, a blue color (RGB 87, 123, 192). Its closest standard named color is SteelBlue.

What is the RGB and HSL of #577BC0?

#577BC0 is RGB 87, 123, 192 — HSL 219°, 45%, 55% — CMYK 55%, 36%, 0%, 25%.

What colors go with #577BC0?

Its complement is #C09C59; analogous partners are #59B0C0 and #6859C0. It also appears in 6+ palettes in our collection.

Can I use #577BC0 for text?

Black text on #577BC0 has a contrast ratio of 5.00:1 (passes WCAG AA); white text gives 4.20:1.