Palettes / Colors / #342C4E

#342C4E — Deep Dusty Blue

#342C4E is a blue color we call Deep Dusty Blue, closest to the named color DarkSlateGray (#2F4F4F). It belongs to the blue family.

Color name

Closest CSS keyword: darkslategray (#2F4F4F) — not an exact match. CSS darkslategray gives you #2F4F4F, a different color; use #342C4E 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.

#342C4E is a cool blue color associated with trust, calm and professionalism. 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 #464E2C; it also sits naturally between #2C354E and #452C4E. 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 20% · Green 17% · Blue 31%

Cyan 33% · Magenta 44% · Yellow 0% · Key 69%

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

Previews

CSS code for #342C4E

.text { color: #342C4E; }
.background { background-color: #342C4E; }
.border { border: 3px solid #342C4E; }
.text-rgb { color: rgb(52, 44, 78); }
.text-hsl { color: hsl(254, 28%, 24%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #342C4E; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(52, 44, 78, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #342C4E; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(52, 44, 78, 0.8); }

HTML: <p style="color:#342C4E">Text here</p> · <div style="background-color:#342C4E">Div content here</div>

Shades of #342C4E

Tints of #342C4E

Tones of #342C4E

Color harmonies

Complementary — #464E2C:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #342C4E: #FFFFFF.

Semi-transparent (opacity) text on #342C4E

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 #342C4E 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 #342C4E 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

← #342C4D  ·  #342C4F →

Frequently asked questions

What color is #342C4E?

#342C4E is Deep Dusty Blue, a blue color (RGB 52, 44, 78). Its closest standard named color is DarkSlateGray.

What is the RGB and HSL of #342C4E?

#342C4E is RGB 52, 44, 78 — HSL 254°, 28%, 24% — CMYK 33%, 44%, 0%, 69%.

What colors go with #342C4E?

Its complement is #464E2C; analogous partners are #2C354E and #452C4E. It also appears in 6+ palettes in our collection.

Can I use #342C4E for text?

White text on #342C4E has a contrast ratio of 12.99:1 (passes WCAG AA); black text gives 1.62:1.