Palettes / Colors / #604FC0

#604FC0 — Muted Blue

#604FC0 is a blue color we call Muted Blue, closest to the named color SlateBlue (#6A5ACD). It belongs to the blue family.

Color name

Closest CSS keyword: slateblue (#6A5ACD) — not an exact match. CSS slateblue gives you #6A5ACD, a different color; use #604FC0 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.

#604FC0 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 #AFBF4F; it also sits naturally between #4F76BF and #984FBF. 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 38% · Green 31% · Blue 75%

Cyan 50% · Magenta 59% · Yellow 0% · Key 25%

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

Previews

CSS code for #604FC0

.text { color: #604FC0; }
.background { background-color: #604FC0; }
.border { border: 3px solid #604FC0; }
.text-rgb { color: rgb(96, 79, 192); }
.text-hsl { color: hsl(249, 47%, 53%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #604FC0; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(96, 79, 192, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #604FC0; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(96, 79, 192, 0.8); }

HTML: <p style="color:#604FC0">Text here</p> · <div style="background-color:#604FC0">Div content here</div>

Shades of #604FC0

Tints of #604FC0

Tones of #604FC0

Color harmonies

Complementary — #AFBF4F:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #604FC0: #FFFFFF.

Semi-transparent (opacity) text on #604FC0

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 #604FC0 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 #604FC0 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

← #604FBF  ·  #604FC1 →

Frequently asked questions

What color is #604FC0?

#604FC0 is Muted Blue, a blue color (RGB 96, 79, 192). Its closest standard named color is SlateBlue.

What is the RGB and HSL of #604FC0?

#604FC0 is RGB 96, 79, 192 — HSL 249°, 47%, 53% — CMYK 50%, 59%, 0%, 25%.

What colors go with #604FC0?

Its complement is #AFBF4F; analogous partners are #4F76BF and #984FBF. It also appears in 6+ palettes in our collection.

Can I use #604FC0 for text?

White text on #604FC0 has a contrast ratio of 6.22:1 (passes WCAG AA); black text gives 3.38:1.