Palettes / Colors / #1BB9EE

#1BB9EE — Vivid Blue

#1BB9EE is a blue color we call Vivid Blue, closest to the named color DeepSkyBlue (#00BFFF). It belongs to the blue family.

#1BB9EE 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 #EE501B; it also sits naturally between #1BEEB9 and #1B50EE. 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 73% · Blue 93%

Cyan 89% · Magenta 22% · Yellow 0% · Key 7%

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

Previews

CSS code for #1BB9EE

.text { color: #1BB9EE; }
.background { background-color: #1BB9EE; }
.border { border: 3px solid #1BB9EE; }
.text-rgb { color: rgb(27, 185, 238); }
.text-hsl { color: hsl(195, 86%, 52%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #1BB9EE; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(27, 185, 238, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #1BB9EE; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(27, 185, 238, 0.8); }

HTML: <p style="color:#1BB9EE">Text here</p> · <div style="background-color:#1BB9EE">Div content here</div>

Shades of #1BB9EE

Tints of #1BB9EE

Tones of #1BB9EE

Color harmonies

Complementary — #EE501B:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #1BB9EE: #000000.

How #1BB9EE 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 #1BB9EE 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

← #1BB9ED  ·  #1BB9EF →

Frequently asked questions

What color is #1BB9EE?

#1BB9EE is Vivid Blue, a blue color (RGB 27, 185, 238). Its closest standard named color is DeepSkyBlue.

What is the RGB and HSL of #1BB9EE?

#1BB9EE is RGB 27, 185, 238 — HSL 195°, 86%, 52% — CMYK 89%, 22%, 0%, 7%.

What colors go with #1BB9EE?

Its complement is #EE501B; analogous partners are #1BEEB9 and #1B50EE. It also appears in 6+ palettes in our collection.

Can I use #1BB9EE for text?

Black text on #1BB9EE has a contrast ratio of 9.22:1 (passes WCAG AA); white text gives 2.28:1.