Maroon Colors  ·  Color Library

Palettes / Colors / #511DAA

#511DAA — Purple

#511DAA 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 #511DAA 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.

#511DAA 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 #76AA1D; it also sits naturally between #1D30AA and #971DAA. In the palettes below you can see it working alongside real color combinations from our collection.

#511DAA · RGB 81, 29, 170

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Color values

HEX#511DAA
RGB81, 29, 170
HSL262°, 71%, 39%
HSV262°, 83%, 67%
CMYK52%, 83%, 0%, 33%
XYZ11.09, 5.53, 38.51
Yxy5.53, 0.2011, 0.1003
CIE-Lab28.20, 53.82, -65.24
Hunter Lab23.52, 44.97, -85.07

RGB & CMYK percentages

Red 32% · Green 11% · Blue 67%

Cyan 52% · Magenta 83% · Yellow 0% · Key 33%

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

Previews

Sample text in #511DAA on black
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Sample text in #511DAA on white
Lorem ipsum dolor sit amet, consectetur adipiscing elit.

CSS code for #511DAA

.text { color: #511DAA; }
.background { background-color: #511DAA; }
.border { border: 3px solid #511DAA; }
.text-rgb { color: rgb(81, 29, 170); }
.text-hsl { color: hsl(262, 71%, 39%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #511DAA; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(81, 29, 170, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #511DAA; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(81, 29, 170, 0.8); }

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

Shades of #511DAA

#4A1B9D#42188C#3C157E#34126D#2D1060#250D4E#1F0B41#170830#110623#080311

Tints of #511DAA

#5D21C4#6725DA#7A3FDE#8C59E3#9E73E7#AD89EB#BFA3EF#D2BEF4#E1D3F8#F3EEFC

Tones of #511DAA

#5327A0#563196#593B8C#5B4681#5E5077#615A6D

Color harmonies

Complementary — #76AA1D:

Analogous:

Triadic:

Contrast & accessibility

Against white text9.97:1 AAA
Against black text2.11:1 Fails

Best text color on #511DAA: #FFFFFF.

Semi-transparent (opacity) text on #511DAA

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:

100%
Sample heading text
Smaller body text shows the effect best.

Blended color: · Contrast against #511DAA: ·

How #511DAA looks with color blindness

Simulated with standard Machado color-vision-deficiency matrices — useful when this color carries meaning in charts, maps or interfaces:

Protanopia · #3A3A88Deuteranopia · #3E4180Tritanopia · #4E6D67

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:

Material Deep Purple 500 · #673AB7Material Indigo 500 · #3F51B5Tailwind indigo 600 · #4F46E5

Palettes with a similar color

These palettes use a close neighbour of #511DAA rather than the exact color:

Frozen Ruby Twilight
#4F16AC · #D630E5 · #ED6EB4 · #F29A9C
Frozen Ruby Petal
#1DA050 · #5820B0 · #DD7E41 · #D1F1DB
Radiant Ruby Whisper
#DCCEF3 · #A078DE · #501D9F · #231042
Vivid Lagoon
#5228A7 · #AC71DD · #97C931 · #CDE4AD
Burning Ruby Garden
#B099EB · #7853D5 · #4C21B5 · #200D4E
Serene Summit
#541BB8 · #D76220 · #1ECB5C · #B9ABE9

Similar colors

The closest colors that actually appear in our palette collection — click any to open its page:

#4F16AC#5820B0#501D9F#5228A7#4C21B5#541BB8#5E23AD#4421A3#4A249D#5711A0#6020B1#421DB2

Browse neighbouring colors

← #511DA9  ·  #511DAB →

Frequently asked questions

What color is #511DAA?

#511DAA is Purple, a purple color (RGB 81, 29, 170). Its closest standard named color is DarkSlateBlue.

What is the RGB and HSL of #511DAA?

#511DAA is RGB 81, 29, 170 — HSL 262°, 71%, 39% — CMYK 52%, 83%, 0%, 33%.

What colors go with #511DAA?

Its complement is #76AA1D; analogous partners are #1D30AA and #971DAA. It also appears in 6+ palettes in our collection.

Can I use #511DAA for text?

White text on #511DAA has a contrast ratio of 9.97:1 (passes WCAG AA); black text gives 2.11:1.