Palettes / Colors / #511CA4

#511CA4 — Purple

#511CA4 is a purple color we call Purple, closest to the named color DarkSlateBlue (#483D8B). It belongs to the purple family.

Color name

Closest CSS keyword: darkslateblue (#483D8B) — not an exact match. CSS darkslateblue gives you #483D8B, a different color; use #511CA4 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.

#511CA4 is a cool purple color associated with luxury, creativity and mystery. 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 #71A61C; it also sits naturally between #1C2CA6 and #961CA6. In the palettes below you can see it working alongside real color combinations from our collection.

Copy HEX Copy RGB Copy HSL Download PNG swatch SVG

Color values

RGB & CMYK percentages

Red 32% · Green 11% · Blue 64%

Cyan 51% · Magenta 83% · Yellow 0% · Key 36%

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

Previews

CSS code for #511CA4

.text { color: #511CA4; }
.background { background-color: #511CA4; }
.border { border: 3px solid #511CA4; }
.text-rgb { color: rgb(81, 28, 164); }
.text-hsl { color: hsl(263, 71%, 38%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #511CA4; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(81, 28, 164, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #511CA4; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(81, 28, 164, 0.8); }

HTML: <p style="color:#511CA4">Text here</p> · <div style="background-color:#511CA4">Div content here</div>

Shades of #511CA4

Tints of #511CA4

Tones of #511CA4

Color harmonies

Complementary — #71A61C:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #511CA4: #FFFFFF.

Semi-transparent (opacity) text on #511CA4

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 #511CA4 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 #511CA4 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

← #511CA3  ·  #511CA5 →

Frequently asked questions

What color is #511CA4?

#511CA4 is Purple, a purple color (RGB 81, 28, 164). Its closest standard named color is DarkSlateBlue.

What is the RGB and HSL of #511CA4?

#511CA4 is RGB 81, 28, 164 — HSL 263°, 71%, 38% — CMYK 51%, 83%, 0%, 36%.

What colors go with #511CA4?

Its complement is #71A61C; analogous partners are #1C2CA6 and #961CA6. It also appears in 6+ palettes in our collection.

Can I use #511CA4 for text?

White text on #511CA4 has a contrast ratio of 10.23:1 (passes WCAG AA); black text gives 2.05:1.