Palettes / Colors / #045EDD

#045EDD — Vivid Blue

#045EDD 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 #045EDD 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.

#045EDD 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 #DC8204; it also sits naturally between #04CADC and #1604DC. 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 2% · Green 37% · Blue 87%

Cyan 98% · Magenta 57% · Yellow 0% · Key 13%

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

Previews

CSS code for #045EDD

.text { color: #045EDD; }
.background { background-color: #045EDD; }
.border { border: 3px solid #045EDD; }
.text-rgb { color: rgb(4, 94, 221); }
.text-hsl { color: hsl(215, 96%, 44%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #045EDD; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(4, 94, 221, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #045EDD; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(4, 94, 221, 0.8); }

HTML: <p style="color:#045EDD">Text here</p> · <div style="background-color:#045EDD">Div content here</div>

Shades of #045EDD

Tints of #045EDD

Tones of #045EDD

Color harmonies

Complementary — #DC8204:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #045EDD: #FFFFFF.

Semi-transparent (opacity) text on #045EDD

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 #045EDD 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 #045EDD 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

← #045EDC  ·  #045EDE →

Frequently asked questions

What color is #045EDD?

#045EDD is Vivid Blue, a blue color (RGB 4, 94, 221). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #045EDD?

#045EDD is RGB 4, 94, 221 — HSL 215°, 96%, 44% — CMYK 98%, 57%, 0%, 13%.

What colors go with #045EDD?

Its complement is #DC8204; analogous partners are #04CADC and #1604DC. It also appears in 6+ palettes in our collection.

Can I use #045EDD for text?

White text on #045EDD has a contrast ratio of 5.75:1 (passes WCAG AA); black text gives 3.65:1.