Palettes / Colors / #91CDF9

#91CDF9 — Light Vivid Blue

#91CDF9 is a blue color we call Light Vivid Blue, closest to the named color LightSkyBlue (#87CEFA). It belongs to the blue family.

Color name

Closest CSS keyword: lightskyblue (#87CEFA) — not an exact match. CSS lightskyblue gives you #87CEFA, a different color; use #91CDF9 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.

#91CDF9 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 #F9BC90; it also sits naturally between #90F9F0 and #9098F9. 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 57% · Green 80% · Blue 98%

Cyan 42% · Magenta 18% · Yellow 0% · Key 2%

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

Previews

CSS code for #91CDF9

.text { color: #91CDF9; }
.background { background-color: #91CDF9; }
.border { border: 3px solid #91CDF9; }
.text-rgb { color: rgb(145, 205, 249); }
.text-hsl { color: hsl(205, 90%, 77%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #91CDF9; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(145, 205, 249, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #91CDF9; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(145, 205, 249, 0.8); }

HTML: <p style="color:#91CDF9">Text here</p> · <div style="background-color:#91CDF9">Div content here</div>

Shades of #91CDF9

Tints of #91CDF9

Tones of #91CDF9

Color harmonies

Complementary — #F9BC90:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #91CDF9: #000000.

Semi-transparent (opacity) text on #91CDF9

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 #91CDF9 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 #91CDF9 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

← #91CDF8  ·  #91CDFA →

Frequently asked questions

What color is #91CDF9?

#91CDF9 is Light Vivid Blue, a blue color (RGB 145, 205, 249). Its closest standard named color is LightSkyBlue.

What is the RGB and HSL of #91CDF9?

#91CDF9 is RGB 145, 205, 249 — HSL 205°, 90%, 77% — CMYK 42%, 18%, 0%, 2%.

What colors go with #91CDF9?

Its complement is #F9BC90; analogous partners are #90F9F0 and #9098F9. It also appears in 6+ palettes in our collection.

Can I use #91CDF9 for text?

Black text on #91CDF9 has a contrast ratio of 12.30:1 (passes WCAG AA); white text gives 1.71:1.