Palettes / Colors / #503BEE

#503BEE — Vivid Blue

#503BEE 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 #503BEE 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.

#503BEE 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 #D9EE3A; it also sits naturally between #3A7FEE and #A93AEE. 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 31% · Green 23% · Blue 93%

Cyan 66% · Magenta 75% · Yellow 0% · Key 7%

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

Previews

CSS code for #503BEE

.text { color: #503BEE; }
.background { background-color: #503BEE; }
.border { border: 3px solid #503BEE; }
.text-rgb { color: rgb(80, 59, 238); }
.text-hsl { color: hsl(247, 84%, 58%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #503BEE; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(80, 59, 238, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #503BEE; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(80, 59, 238, 0.8); }

HTML: <p style="color:#503BEE">Text here</p> · <div style="background-color:#503BEE">Div content here</div>

Shades of #503BEE

Tints of #503BEE

Tones of #503BEE

Color harmonies

Complementary — #D9EE3A:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #503BEE: #FFFFFF.

Semi-transparent (opacity) text on #503BEE

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 #503BEE 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 #503BEE 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

← #503BED  ·  #503BEF →

Frequently asked questions

What color is #503BEE?

#503BEE is Vivid Blue, a blue color (RGB 80, 59, 238). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #503BEE?

#503BEE is RGB 80, 59, 238 — HSL 247°, 84%, 58% — CMYK 66%, 75%, 0%, 7%.

What colors go with #503BEE?

Its complement is #D9EE3A; analogous partners are #3A7FEE and #A93AEE. It also appears in 6+ palettes in our collection.

Can I use #503BEE for text?

White text on #503BEE has a contrast ratio of 6.56:1 (passes WCAG AA); black text gives 3.20:1.