Palettes / Colors / #1BBDFE
#1BBDFE — Vivid Blue
#1BBDFE is a blue color we call Vivid Blue, closest to the named color DeepSkyBlue (#00BFFF). It belongs to the blue family.
Color name
Closest CSS keyword: deepskyblue (#00BFFF) — not an exact match. CSS deepskyblue gives you #00BFFF, a different color; use #1BBDFE 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.
#1BBDFE 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 #FE5B1B; it also sits naturally between #1BFECD and #1B4CFE. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #1BBDFE |
|---|---|
| RGB | 27, 189, 254 |
| HSL | 197°, 99%, 55% |
| HSV | 197°, 89%, 100% |
| CMYK | 89%, 26%, 0%, 0% |
| XYZ | 36.54, 43.78, 100.29 |
| Yxy | 43.78, 0.2023, 0.2424 |
| CIE-Lab | 72.08, -16.11, -42.73 |
| Hunter Lab | 66.17, -13.91, -48.96 |
RGB & CMYK percentages
Red 11% · Green 74% · Blue 100%
Cyan 89% · Magenta 26% · Yellow 0% · Key 0%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
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CSS code for #1BBDFE
.text { color: #1BBDFE; }
.background { background-color: #1BBDFE; }
.border { border: 3px solid #1BBDFE; }
.text-rgb { color: rgb(27, 189, 254); }
.text-hsl { color: hsl(197, 99%, 55%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #1BBDFE; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(27, 189, 254, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #1BBDFE; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(27, 189, 254, 0.8); }
HTML: <p style="color:#1BBDFE">Text here</p> · <div style="background-color:#1BBDFE">Div content here</div>
Shades of #1BBDFE
Tints of #1BBDFE
Tones of #1BBDFE
Color harmonies
Complementary — #FE5B1B:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 2.15:1 Fails |
|---|---|
| Against black text | 9.76:1 AAA |
Best text color on #1BBDFE: #000000.
Semi-transparent (opacity) text on #1BBDFE
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 #1BBDFE: ·
How #1BBDFE 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 #1BBDFE 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 #1BBDFE?
#1BBDFE is Vivid Blue, a blue color (RGB 27, 189, 254). Its closest standard named color is DeepSkyBlue.
What is the RGB and HSL of #1BBDFE?
#1BBDFE is RGB 27, 189, 254 — HSL 197°, 99%, 55% — CMYK 89%, 26%, 0%, 0%.
What colors go with #1BBDFE?
Its complement is #FE5B1B; analogous partners are #1BFECD and #1B4CFE. It also appears in 6+ palettes in our collection.
Can I use #1BBDFE for text?
Black text on #1BBDFE has a contrast ratio of 9.76:1 (passes WCAG AA); white text gives 2.15:1.