Palettes / Colors / #019BF4

#019BF4 — Vivid Blue

#019BF4 is a blue color we call Vivid Blue, closest to the named color DodgerBlue (#1E90FF). It belongs to the blue family.

Color name

Closest CSS keyword: dodgerblue (#1E90FF) — not an exact match. CSS dodgerblue gives you #1E90FF, a different color; use #019BF4 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.

#019BF4 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 #F45A01; it also sits naturally between #01F4D3 and #0122F4. 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 0% · Green 61% · Blue 96%

Cyan 100% · Magenta 36% · Yellow 0% · Key 4%

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

Previews

CSS code for #019BF4

.text { color: #019BF4; }
.background { background-color: #019BF4; }
.border { border: 3px solid #019BF4; }
.text-rgb { color: rgb(1, 155, 244); }
.text-hsl { color: hsl(202, 99%, 48%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #019BF4; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(1, 155, 244, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #019BF4; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(1, 155, 244, 0.8); }

HTML: <p style="color:#019BF4">Text here</p> · <div style="background-color:#019BF4">Div content here</div>

Shades of #019BF4

Tints of #019BF4

Tones of #019BF4

Color harmonies

Complementary — #F45A01:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #019BF4: #000000.

Semi-transparent (opacity) text on #019BF4

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 #019BF4 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 #019BF4 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

← #019BF3  ·  #019BF5 →

Frequently asked questions

What color is #019BF4?

#019BF4 is Vivid Blue, a blue color (RGB 1, 155, 244). Its closest standard named color is DodgerBlue.

What is the RGB and HSL of #019BF4?

#019BF4 is RGB 1, 155, 244 — HSL 202°, 99%, 48% — CMYK 100%, 36%, 0%, 4%.

What colors go with #019BF4?

Its complement is #F45A01; analogous partners are #01F4D3 and #0122F4. It also appears in 6+ palettes in our collection.

Can I use #019BF4 for text?

Black text on #019BF4 has a contrast ratio of 7.00:1 (passes WCAG AA); white text gives 3.00:1.