Palettes / Colors / #21ACFD

#21ACFD — Vivid Blue

#21ACFD is a blue color we call Vivid Blue, closest to the named color DodgerBlue (#1E90FF). It belongs to the blue family.

#21ACFD 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 #FD7121; it also sits naturally between #21FDDF and #213EFD. 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 13% · Green 67% · Blue 99%

Cyan 87% · Magenta 32% · Yellow 0% · Key 1%

Previews

CSS code for #21ACFD

.text { color: #21ACFD; }
.background { background-color: #21ACFD; }
.border { border: 3px solid #21ACFD; }
.text-rgb { color: rgb(33, 172, 253); }
.text-hsl { color: hsl(202, 98%, 56%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #21ACFD; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(33, 172, 253, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #21ACFD; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(33, 172, 253, 0.8); }

HTML: <p style="color:#21ACFD">Text here</p> · <div style="background-color:#21ACFD">Div content here</div>

Shades of #21ACFD

Tints of #21ACFD

Tones of #21ACFD

Color harmonies

Complementary — #FD7121:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #21ACFD: #000000.

How #21ACFD 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 #21ACFD or a close neighbour

Similar colors

The closest colors that actually appear in our palette collection — click any to open its page:

Browse neighbouring colors

← #21ACFC  ·  #21ACFE →

Frequently asked questions

What color is #21ACFD?

#21ACFD is Vivid Blue, a blue color (RGB 33, 172, 253). Its closest standard named color is DodgerBlue.

What is the RGB and HSL of #21ACFD?

#21ACFD is RGB 33, 172, 253 — HSL 202°, 98%, 56% — CMYK 87%, 32%, 0%, 1%.

What colors go with #21ACFD?

Its complement is #FD7121; analogous partners are #21FDDF and #213EFD. It also appears in 6+ palettes in our collection.

Can I use #21ACFD for text?

Black text on #21ACFD has a contrast ratio of 8.38:1 (passes WCAG AA); white text gives 2.50:1.