Palettes / Colors / #024DEF

#024DEF — Vivid Blue

#024DEF 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 #024DEF 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.

#024DEF 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 #EDA302; it also sits naturally between #02C2ED and #2D02ED. 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 1% · Green 30% · Blue 94%

Cyan 99% · Magenta 68% · Yellow 0% · Key 6%

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

Previews

CSS code for #024DEF

.text { color: #024DEF; }
.background { background-color: #024DEF; }
.border { border: 3px solid #024DEF; }
.text-rgb { color: rgb(2, 77, 239); }
.text-hsl { color: hsl(221, 98%, 47%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #024DEF; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(2, 77, 239, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #024DEF; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(2, 77, 239, 0.8); }

HTML: <p style="color:#024DEF">Text here</p> · <div style="background-color:#024DEF">Div content here</div>

Shades of #024DEF

Tints of #024DEF

Tones of #024DEF

Color harmonies

Complementary — #EDA302:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #024DEF: #FFFFFF.

Semi-transparent (opacity) text on #024DEF

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 #024DEF 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 #024DEF 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

← #024DEE  ·  #024DF0 →

Frequently asked questions

What color is #024DEF?

#024DEF is Vivid Blue, a blue color (RGB 2, 77, 239). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #024DEF?

#024DEF is RGB 2, 77, 239 — HSL 221°, 98%, 47% — CMYK 99%, 68%, 0%, 6%.

What colors go with #024DEF?

Its complement is #EDA302; analogous partners are #02C2ED and #2D02ED. It also appears in 6+ palettes in our collection.

Can I use #024DEF for text?

White text on #024DEF has a contrast ratio of 6.34:1 (passes WCAG AA); black text gives 3.31:1.