Palettes / Colors / #423B4E

#423B4E — Deep Dusty Purple

#423B4E is a purple color we call Deep Dusty Purple, closest to the named color DarkSlateGray (#2F4F4F). It belongs to the purple family.

Color name

Closest CSS keyword: darkslategray (#2F4F4F) — not an exact match. CSS darkslategray gives you #2F4F4F, a different color; use #423B4E 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.

#423B4E 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 #474E3B; it also sits naturally between #3B3E4E and #4C3B4E. 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 26% · Green 23% · Blue 31%

Cyan 15% · Magenta 24% · Yellow 0% · Key 69%

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

Previews

CSS code for #423B4E

.text { color: #423B4E; }
.background { background-color: #423B4E; }
.border { border: 3px solid #423B4E; }
.text-rgb { color: rgb(66, 59, 78); }
.text-hsl { color: hsl(262, 14%, 27%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #423B4E; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(66, 59, 78, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #423B4E; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(66, 59, 78, 0.8); }

HTML: <p style="color:#423B4E">Text here</p> · <div style="background-color:#423B4E">Div content here</div>

Shades of #423B4E

Tints of #423B4E

Tones of #423B4E

Color harmonies

Complementary — #474E3B:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #423B4E: #FFFFFF.

Semi-transparent (opacity) text on #423B4E

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 #423B4E 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 #423B4E 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

← #423B4D  ·  #423B4F →

Frequently asked questions

What color is #423B4E?

#423B4E is Deep Dusty Purple, a purple color (RGB 66, 59, 78). Its closest standard named color is DarkSlateGray.

What is the RGB and HSL of #423B4E?

#423B4E is RGB 66, 59, 78 — HSL 262°, 14%, 27% — CMYK 15%, 24%, 0%, 69%.

What colors go with #423B4E?

Its complement is #474E3B; analogous partners are #3B3E4E and #4C3B4E. It also appears in 6+ palettes in our collection.

Can I use #423B4E for text?

White text on #423B4E has a contrast ratio of 10.67:1 (passes WCAG AA); black text gives 1.97:1.