Palettes / Colors / #51185E

#51185E — Deep Purple

#51185E is a purple color we call Deep Purple, closest to the named color Indigo (#4B0082). It belongs to the purple family.

Color name

Closest CSS keyword: indigo (#4B0082) — not an exact match. CSS indigo gives you #4B0082, a different color; use #51185E 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.

#51185E is a cool purple color associated with luxury, creativity and mystery. 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 #255D18; it also sits naturally between #2E185D and #5D1847. 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 32% · Green 9% · Blue 37%

Cyan 14% · Magenta 74% · Yellow 0% · Key 63%

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

Previews

CSS code for #51185E

.text { color: #51185E; }
.background { background-color: #51185E; }
.border { border: 3px solid #51185E; }
.text-rgb { color: rgb(81, 24, 94); }
.text-hsl { color: hsl(289, 59%, 23%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #51185E; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(81, 24, 94, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #51185E; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(81, 24, 94, 0.8); }

HTML: <p style="color:#51185E">Text here</p> · <div style="background-color:#51185E">Div content here</div>

Shades of #51185E

Tints of #51185E

Tones of #51185E

Color harmonies

Complementary — #255D18:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #51185E: #FFFFFF.

Semi-transparent (opacity) text on #51185E

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 #51185E 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 #51185E 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

← #51185D  ·  #51185F →

Frequently asked questions

What color is #51185E?

#51185E is Deep Purple, a purple color (RGB 81, 24, 94). Its closest standard named color is Indigo.

What is the RGB and HSL of #51185E?

#51185E is RGB 81, 24, 94 — HSL 289°, 59%, 23% — CMYK 14%, 74%, 0%, 63%.

What colors go with #51185E?

Its complement is #255D18; analogous partners are #2E185D and #5D1847. It also appears in 6+ palettes in our collection.

Can I use #51185E for text?

White text on #51185E has a contrast ratio of 12.79:1 (passes WCAG AA); black text gives 1.64:1.