Palettes / Colors / #2F33EF

#2F33EF — Vivid Blue

#2F33EF is a blue color we call Vivid Blue, closest to the named color RoyalBlue (#4169E1). It belongs to the blue family.

Color name

Closest CSS keyword: royalblue (#4169E1) — not an exact match. CSS royalblue gives you #4169E1, a different color; use #2F33EF 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.

#2F33EF 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 #EFEC2E; it also sits naturally between #2E92EF and #8C2EEF. 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 20% · Blue 94%

Cyan 80% · Magenta 79% · Yellow 0% · Key 6%

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

Previews

CSS code for #2F33EF

.text { color: #2F33EF; }
.background { background-color: #2F33EF; }
.border { border: 3px solid #2F33EF; }
.text-rgb { color: rgb(47, 51, 239); }
.text-hsl { color: hsl(239, 86%, 56%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #2F33EF; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(47, 51, 239, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #2F33EF; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(47, 51, 239, 0.8); }

HTML: <p style="color:#2F33EF">Text here</p> · <div style="background-color:#2F33EF">Div content here</div>

Shades of #2F33EF

Tints of #2F33EF

Tones of #2F33EF

Color harmonies

Complementary — #EFEC2E:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #2F33EF: #FFFFFF.

Semi-transparent (opacity) text on #2F33EF

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 #2F33EF 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 #2F33EF 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

← #2F33EE  ·  #2F33F0 →

Frequently asked questions

What color is #2F33EF?

#2F33EF is Vivid Blue, a blue color (RGB 47, 51, 239). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #2F33EF?

#2F33EF is RGB 47, 51, 239 — HSL 239°, 86%, 56% — CMYK 80%, 79%, 0%, 6%.

What colors go with #2F33EF?

Its complement is #EFEC2E; analogous partners are #2E92EF and #8C2EEF. It also appears in 6+ palettes in our collection.

Can I use #2F33EF for text?

White text on #2F33EF has a contrast ratio of 7.39:1 (passes WCAG AA); black text gives 2.84:1.