Palettes / Colors / #511FA5
#511FA5 — Purple
#511FA5 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 #511FA5 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.
#511FA5 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 #72A31F; it also sits naturally between #1F31A3 and #911FA3. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #511FA5 |
|---|---|
| RGB | 81, 31, 165 |
| HSL | 262°, 68%, 38% |
| HSV | 262°, 81%, 65% |
| CMYK | 51%, 81%, 0%, 35% |
| XYZ | 10.67, 5.45, 36.09 |
| Yxy | 5.45, 0.2045, 0.1043 |
| CIE-Lab | 27.97, 51.72, -62.60 |
| Hunter Lab | 23.34, 42.73, -79.56 |
RGB & CMYK percentages
Red 32% · Green 12% · Blue 65%
Cyan 51% · Magenta 81% · Yellow 0% · Key 35%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
CSS code for #511FA5
.text { color: #511FA5; }
.background { background-color: #511FA5; }
.border { border: 3px solid #511FA5; }
.text-rgb { color: rgb(81, 31, 165); }
.text-hsl { color: hsl(262, 68%, 38%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #511FA5; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(81, 31, 165, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #511FA5; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(81, 31, 165, 0.8); }
HTML: <p style="color:#511FA5">Text here</p> · <div style="background-color:#511FA5">Div content here</div>
Shades of #511FA5
Tints of #511FA5
Tones of #511FA5
Color harmonies
Complementary — #72A31F:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 10.05:1 AAA |
|---|---|
| Against black text | 2.09:1 Fails |
Best text color on #511FA5: #FFFFFF.
Semi-transparent (opacity) text on #511FA5
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:
Smaller body text shows the effect best.
Blended color: · Contrast against #511FA5: ·
How #511FA5 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 #511FA5 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
Frequently asked questions
What color is #511FA5?
#511FA5 is Purple, a purple color (RGB 81, 31, 165). Its closest standard named color is DarkSlateBlue.
What is the RGB and HSL of #511FA5?
#511FA5 is RGB 81, 31, 165 — HSL 262°, 68%, 38% — CMYK 51%, 81%, 0%, 35%.
What colors go with #511FA5?
Its complement is #72A31F; analogous partners are #1F31A3 and #911FA3. It also appears in 6+ palettes in our collection.
Can I use #511FA5 for text?
White text on #511FA5 has a contrast ratio of 10.05:1 (passes WCAG AA); black text gives 2.09:1.