Palettes / Colors / #313249

#313249 — Deep Dusty Blue

#313249 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 #313249 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.

#313249 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 #494931; it also sits naturally between #313E49 and #3C3149. 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 19% · Green 20% · Blue 29%

Cyan 33% · Magenta 32% · Yellow 0% · Key 71%

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

Previews

CSS code for #313249

.text { color: #313249; }
.background { background-color: #313249; }
.border { border: 3px solid #313249; }
.text-rgb { color: rgb(49, 50, 73); }
.text-hsl { color: hsl(238, 20%, 24%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #313249; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(49, 50, 73, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #313249; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(49, 50, 73, 0.8); }

HTML: <p style="color:#313249">Text here</p> · <div style="background-color:#313249">Div content here</div>

Shades of #313249

Tints of #313249

Tones of #313249

Color harmonies

Complementary — #494931:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #313249: #FFFFFF.

Semi-transparent (opacity) text on #313249

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 #313249 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 #313249 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

← #313248  ·  #31324A →

Frequently asked questions

What color is #313249?

#313249 is Deep Dusty Blue, a blue color (RGB 49, 50, 73). Its closest standard named color is DarkSlateGray.

What is the RGB and HSL of #313249?

#313249 is RGB 49, 50, 73 — HSL 238°, 20%, 24% — CMYK 33%, 32%, 0%, 71%.

What colors go with #313249?

Its complement is #494931; analogous partners are #313E49 and #3C3149. It also appears in 6+ palettes in our collection.

Can I use #313249 for text?

White text on #313249 has a contrast ratio of 12.48:1 (passes WCAG AA); black text gives 1.68:1.