Palettes / Colors / #421DB2
#421DB2 — Purple
#421DB2 is a purple color we call Purple, closest to the named color DarkSlateBlue (#483D8B). It belongs to the purple family.
#421DB2 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 #8EB41D; it also sits naturally between #1D43B4 and #8E1DB4. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #421DB2 |
|---|---|
| RGB | 66, 29, 178 |
| HSL | 255°, 72%, 41% |
| HSV | 255°, 84%, 70% |
| CMYK | 63%, 84%, 0%, 30% |
| XYZ | 10.72, 5.25, 42.57 |
| Yxy | 5.25, 0.1832, 0.0897 |
| CIE-Lab | 27.44, 54.35, -71.35 |
| Hunter Lab | 22.92, 45.35, -99.01 |
RGB & CMYK percentages
Red 26% · Green 11% · Blue 70%
Cyan 63% · Magenta 84% · Yellow 0% · Key 30%
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 #421DB2
.text { color: #421DB2; }
.background { background-color: #421DB2; }
.border { border: 3px solid #421DB2; }
.text-rgb { color: rgb(66, 29, 178); }
.text-hsl { color: hsl(255, 72%, 41%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #421DB2; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(66, 29, 178, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #421DB2; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(66, 29, 178, 0.8); }
HTML: <p style="color:#421DB2">Text here</p> · <div style="background-color:#421DB2">Div content here</div>
Shades of #421DB2
Tints of #421DB2
Tones of #421DB2
Color harmonies
Complementary — #8EB41D:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 10.24:1 AAA |
|---|---|
| Against black text | 2.05:1 Fails |
Best text color on #421DB2: #FFFFFF.
How #421DB2 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 #421DB2
Palettes with a similar color
These palettes use a close neighbour of #421DB2 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 #421DB2?
#421DB2 is Purple, a purple color (RGB 66, 29, 178). Its closest standard named color is DarkSlateBlue.
What is the RGB and HSL of #421DB2?
#421DB2 is RGB 66, 29, 178 — HSL 255°, 72%, 41% — CMYK 63%, 84%, 0%, 30%.
What colors go with #421DB2?
Its complement is #8EB41D; analogous partners are #1D43B4 and #8E1DB4. It also appears in 6+ palettes in our collection.
Can I use #421DB2 for text?
White text on #421DB2 has a contrast ratio of 10.24:1 (passes WCAG AA); black text gives 2.05:1.