Palettes / Colors / #2F4E83

#2F4E83 — Muted Blue

#2F4E83 is a blue color we call Muted Blue, closest to the named color DarkSlateBlue (#483D8B). It belongs to the blue family.

Color name

Closest CSS keyword: darkslateblue (#483D8B) — not an exact match. CSS darkslateblue gives you #483D8B, a different color; use #2F4E83 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.

#2F4E83 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 #83642F; it also sits naturally between #2F7883 and #3A2F83. 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 18% · Green 31% · Blue 51%

Cyan 64% · Magenta 40% · Yellow 0% · Key 49%

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

Previews

CSS code for #2F4E83

.text { color: #2F4E83; }
.background { background-color: #2F4E83; }
.border { border: 3px solid #2F4E83; }
.text-rgb { color: rgb(47, 78, 131); }
.text-hsl { color: hsl(218, 47%, 35%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #2F4E83; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(47, 78, 131, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #2F4E83; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(47, 78, 131, 0.8); }

HTML: <p style="color:#2F4E83">Text here</p> · <div style="background-color:#2F4E83">Div content here</div>

Shades of #2F4E83

Tints of #2F4E83

Tones of #2F4E83

Color harmonies

Complementary — #83642F:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #2F4E83: #FFFFFF.

Semi-transparent (opacity) text on #2F4E83

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 #2F4E83 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 #2F4E83 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

← #2F4E82  ·  #2F4E84 →

Frequently asked questions

What color is #2F4E83?

#2F4E83 is Muted Blue, a blue color (RGB 47, 78, 131). Its closest standard named color is DarkSlateBlue.

What is the RGB and HSL of #2F4E83?

#2F4E83 is RGB 47, 78, 131 — HSL 218°, 47%, 35% — CMYK 64%, 40%, 0%, 49%.

What colors go with #2F4E83?

Its complement is #83642F; analogous partners are #2F7883 and #3A2F83. It also appears in 6+ palettes in our collection.

Can I use #2F4E83 for text?

White text on #2F4E83 has a contrast ratio of 8.27:1 (passes WCAG AA); black text gives 2.54:1.