Palettes / Colors / #323F4E

#323F4E — Deep Dusty Blue

#323F4E 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 #323F4E 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.

#323F4E 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 #4E4132; it also sits naturally between #324D4E and #33324E. 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 25% · Blue 31%

Cyan 36% · Magenta 19% · Yellow 0% · Key 69%

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

Previews

CSS code for #323F4E

.text { color: #323F4E; }
.background { background-color: #323F4E; }
.border { border: 3px solid #323F4E; }
.text-rgb { color: rgb(50, 63, 78); }
.text-hsl { color: hsl(212, 22%, 25%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #323F4E; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(50, 63, 78, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #323F4E; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(50, 63, 78, 0.8); }

HTML: <p style="color:#323F4E">Text here</p> · <div style="background-color:#323F4E">Div content here</div>

Shades of #323F4E

Tints of #323F4E

Tones of #323F4E

Color harmonies

Complementary — #4E4132:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #323F4E: #FFFFFF.

Semi-transparent (opacity) text on #323F4E

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 #323F4E 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 #323F4E 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

← #323F4D  ·  #323F4F →

Frequently asked questions

What color is #323F4E?

#323F4E is Deep Dusty Blue, a blue color (RGB 50, 63, 78). Its closest standard named color is DarkSlateGray.

What is the RGB and HSL of #323F4E?

#323F4E is RGB 50, 63, 78 — HSL 212°, 22%, 25% — CMYK 36%, 19%, 0%, 69%.

What colors go with #323F4E?

Its complement is #4E4132; analogous partners are #324D4E and #33324E. It also appears in 6+ palettes in our collection.

Can I use #323F4E for text?

White text on #323F4E has a contrast ratio of 10.73:1 (passes WCAG AA); black text gives 1.96:1.