Palettes / Colors / #573CD3

#573CD3 — Blue

#573CD3 is a blue color we call 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 #573CD3 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.

#573CD3 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 #B7D33C; it also sits naturally between #3C6BD3 and #A33CD3. 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 24% · Blue 83%

Cyan 59% · Magenta 72% · Yellow 0% · Key 17%

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

Previews

CSS code for #573CD3

.text { color: #573CD3; }
.background { background-color: #573CD3; }
.border { border: 3px solid #573CD3; }
.text-rgb { color: rgb(87, 60, 211); }
.text-hsl { color: hsl(251, 63%, 53%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #573CD3; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(87, 60, 211, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #573CD3; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(87, 60, 211, 0.8); }

HTML: <p style="color:#573CD3">Text here</p> · <div style="background-color:#573CD3">Div content here</div>

Shades of #573CD3

Tints of #573CD3

Tones of #573CD3

Color harmonies

Complementary — #B7D33C:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #573CD3: #FFFFFF.

Semi-transparent (opacity) text on #573CD3

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 #573CD3 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 #573CD3 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

← #573CD2  ·  #573CD4 →

Frequently asked questions

What color is #573CD3?

#573CD3 is Blue, a blue color (RGB 87, 60, 211). Its closest standard named color is SlateBlue.

What is the RGB and HSL of #573CD3?

#573CD3 is RGB 87, 60, 211 — HSL 251°, 63%, 53% — CMYK 59%, 72%, 0%, 17%.

What colors go with #573CD3?

Its complement is #B7D33C; analogous partners are #3C6BD3 and #A33CD3. It also appears in 6+ palettes in our collection.

Can I use #573CD3 for text?

White text on #573CD3 has a contrast ratio of 7.02:1 (passes WCAG AA); black text gives 2.99:1.