Palettes / Colors / #331F93

#331F93 — Blue

#331F93 is a blue color we call 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 #331F93 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.

#331F93 is a cool blue color associated with trust, calm and professionalism. It is saturated enough to be the accent — buttons, highlights and calls to action — while neutrals do the quiet work around it.

Its strongest partner is its complement #80931F; it also sits naturally between #1F4693 and #6D1F93. 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 12% · Blue 58%

Cyan 65% · Magenta 79% · Yellow 0% · Key 42%

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

Previews

CSS code for #331F93

.text { color: #331F93; }
.background { background-color: #331F93; }
.border { border: 3px solid #331F93; }
.text-rgb { color: rgb(51, 31, 147); }
.text-hsl { color: hsl(250, 65%, 35%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #331F93; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(51, 31, 147, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #331F93; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(51, 31, 147, 0.8); }

HTML: <p style="color:#331F93">Text here</p> · <div style="background-color:#331F93">Div content here</div>

Shades of #331F93

Tints of #331F93

Tones of #331F93

Color harmonies

Complementary — #80931F:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #331F93: #FFFFFF.

Semi-transparent (opacity) text on #331F93

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 #331F93 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 #331F93 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

← #331F92  ·  #331F94 →

Frequently asked questions

What color is #331F93?

#331F93 is Blue, a blue color (RGB 51, 31, 147). Its closest standard named color is DarkSlateBlue.

What is the RGB and HSL of #331F93?

#331F93 is RGB 51, 31, 147 — HSL 250°, 65%, 35% — CMYK 65%, 79%, 0%, 42%.

What colors go with #331F93?

Its complement is #80931F; analogous partners are #1F4693 and #6D1F93. It also appears in 6+ palettes in our collection.

Can I use #331F93 for text?

White text on #331F93 has a contrast ratio of 11.94:1 (passes WCAG AA); black text gives 1.76:1.