Palettes / Colors / #1C19C9

#1C19C9 — Vivid Blue

#1C19C9 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 #1C19C9 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.

#1C19C9 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 #C5C819; it also sits naturally between #196DC8 and #7319C8. 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 79%

Cyan 86% · Magenta 88% · Yellow 0% · Key 21%

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

Previews

CSS code for #1C19C9

.text { color: #1C19C9; }
.background { background-color: #1C19C9; }
.border { border: 3px solid #1C19C9; }
.text-rgb { color: rgb(28, 25, 201); }
.text-hsl { color: hsl(241, 78%, 44%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #1C19C9; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(28, 25, 201, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #1C19C9; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(28, 25, 201, 0.8); }

HTML: <p style="color:#1C19C9">Text here</p> · <div style="background-color:#1C19C9">Div content here</div>

Shades of #1C19C9

Tints of #1C19C9

Tones of #1C19C9

Color harmonies

Complementary — #C5C819:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #1C19C9: #FFFFFF.

Semi-transparent (opacity) text on #1C19C9

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 #1C19C9 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 #1C19C9 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

← #1C19C8  ·  #1C19CA →

Frequently asked questions

What color is #1C19C9?

#1C19C9 is Vivid Blue, a blue color (RGB 28, 25, 201). Its closest standard named color is Blue.

What is the RGB and HSL of #1C19C9?

#1C19C9 is RGB 28, 25, 201 — HSL 241°, 78%, 44% — CMYK 86%, 88%, 0%, 21%.

What colors go with #1C19C9?

Its complement is #C5C819; analogous partners are #196DC8 and #7319C8. It also appears in 6+ palettes in our collection.

Can I use #1C19C9 for text?

White text on #1C19C9 has a contrast ratio of 10.34:1 (passes WCAG AA); black text gives 2.03:1.