Palettes / Colors / #91CEFB
#91CEFB — Light Vivid Blue
#91CEFB 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 #91CEFB 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.
#91CEFB is a cool blue color associated with trust, calm and professionalism. It is light enough to work as a background or base color, with darker text on top.
Its strongest partner is its complement #FBBE93; it also sits naturally between #93FBF2 and #939BFB. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #91CEFB |
|---|---|
| RGB | 145, 206, 251 |
| HSL | 205°, 93%, 78% |
| HSV | 205°, 42%, 98% |
| CMYK | 42%, 18%, 0%, 2% |
| XYZ | 51.16, 57.13, 99.60 |
| Yxy | 57.13, 0.2461, 0.2748 |
| CIE-Lab | 80.25, -8.15, -28.19 |
| Hunter Lab | 75.58, -7.53, -30.46 |
RGB & CMYK percentages
Red 57% · Green 81% · Blue 98%
Cyan 42% · Magenta 18% · Yellow 0% · Key 2%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
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CSS code for #91CEFB
.text { color: #91CEFB; }
.background { background-color: #91CEFB; }
.border { border: 3px solid #91CEFB; }
.text-rgb { color: rgb(145, 206, 251); }
.text-hsl { color: hsl(205, 93%, 78%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #91CEFB; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(145, 206, 251, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #91CEFB; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(145, 206, 251, 0.8); }
HTML: <p style="color:#91CEFB">Text here</p> · <div style="background-color:#91CEFB">Div content here</div>
Shades of #91CEFB
Tints of #91CEFB
Tones of #91CEFB
Color harmonies
Complementary — #FBBE93:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 1.69:1 Fails |
|---|---|
| Against black text | 12.43:1 AAA |
Best text color on #91CEFB: #000000.
Semi-transparent (opacity) text on #91CEFB
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:
Smaller body text shows the effect best.
Blended color: · Contrast against #91CEFB: ·
How #91CEFB 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 #91CEFB 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
Frequently asked questions
What color is #91CEFB?
#91CEFB is Light Vivid Blue, a blue color (RGB 145, 206, 251). Its closest standard named color is LightSkyBlue.
What is the RGB and HSL of #91CEFB?
#91CEFB is RGB 145, 206, 251 — HSL 205°, 93%, 78% — CMYK 42%, 18%, 0%, 2%.
What colors go with #91CEFB?
Its complement is #FBBE93; analogous partners are #93FBF2 and #939BFB. It also appears in 6+ palettes in our collection.
Can I use #91CEFB for text?
Black text on #91CEFB has a contrast ratio of 12.43:1 (passes WCAG AA); white text gives 1.69:1.