Palettes / Colors / #1C19DD

#1C19DD — Vivid Blue

#1C19DD is a blue color we call Vivid Blue, closest to the named color Blue (#0000FF). It belongs to the blue family.

Color name

Closest CSS keyword: blue (#0000FF) — not an exact match. CSS blue gives you #0000FF, a different color; use #1C19DD 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.

#1C19DD 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 #D9DC18; it also sits naturally between #1877DC and #7E18DC. 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 11% · Green 10% · Blue 87%

Cyan 87% · Magenta 89% · Yellow 0% · Key 13%

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

Previews

CSS code for #1C19DD

.text { color: #1C19DD; }
.background { background-color: #1C19DD; }
.border { border: 3px solid #1C19DD; }
.text-rgb { color: rgb(28, 25, 221); }
.text-hsl { color: hsl(241, 80%, 48%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #1C19DD; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(28, 25, 221, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #1C19DD; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(28, 25, 221, 0.8); }

HTML: <p style="color:#1C19DD">Text here</p> · <div style="background-color:#1C19DD">Div content here</div>

Shades of #1C19DD

Tints of #1C19DD

Tones of #1C19DD

Color harmonies

Complementary — #D9DC18:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #1C19DD: #FFFFFF.

Semi-transparent (opacity) text on #1C19DD

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 #1C19DD 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 #1C19DD 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

← #1C19DC  ·  #1C19DE →

Frequently asked questions

What color is #1C19DD?

#1C19DD is Vivid Blue, a blue color (RGB 28, 25, 221). Its closest standard named color is Blue.

What is the RGB and HSL of #1C19DD?

#1C19DD is RGB 28, 25, 221 — HSL 241°, 80%, 48% — CMYK 87%, 89%, 0%, 13%.

What colors go with #1C19DD?

Its complement is #D9DC18; analogous partners are #1877DC and #7E18DC. It also appears in 6+ palettes in our collection.

Can I use #1C19DD for text?

White text on #1C19DD has a contrast ratio of 9.41:1 (passes WCAG AA); black text gives 2.23:1.