Palettes / Colors / #FC421B

#FC421B — Vivid Red

#FC421B is a red color we call Vivid Red, closest to the named color OrangeRed (#FF4500). It belongs to the red family.

Color name

Closest CSS keyword: orangered (#FF4500) — not an exact match. CSS orangered gives you #FF4500, a different color; use #FC421B 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.

#FC421B is a warm red color associated with energy, passion and urgency. 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 #1DD6FC; it also sits naturally between #FC1D67 and #FCB11D. In the palettes below you can see it working alongside real color combinations from our collection.

Copy HEX Copy RGB Copy HSL Download PNG swatch SVG

Color values

RGB & CMYK percentages

Red 99% · Green 26% · Blue 11%

Cyan 0% · Magenta 74% · Yellow 89% · Key 1%

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

Previews

CSS code for #FC421B

.text { color: #FC421B; }
.background { background-color: #FC421B; }
.border { border: 3px solid #FC421B; }
.text-rgb { color: rgb(252, 66, 27); }
.text-hsl { color: hsl(10, 97%, 55%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #FC421B; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(252, 66, 27, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #FC421B; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(252, 66, 27, 0.8); }

HTML: <p style="color:#FC421B">Text here</p> · <div style="background-color:#FC421B">Div content here</div>

Shades of #FC421B

Tints of #FC421B

Tones of #FC421B

Color harmonies

Complementary — #1DD6FC:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #FC421B: #000000.

Semi-transparent (opacity) text on #FC421B

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 #FC421B 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 #FC421B 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

← #FC421A  ·  #FC421C →

Frequently asked questions

What color is #FC421B?

#FC421B is Vivid Red, a red color (RGB 252, 66, 27). Its closest standard named color is OrangeRed.

What is the RGB and HSL of #FC421B?

#FC421B is RGB 252, 66, 27 — HSL 10°, 97%, 55% — CMYK 0%, 74%, 89%, 1%.

What colors go with #FC421B?

Its complement is #1DD6FC; analogous partners are #FC1D67 and #FCB11D. It also appears in 6+ palettes in our collection.

Can I use #FC421B for text?

Black text on #FC421B has a contrast ratio of 5.93:1 (passes WCAG AA); white text gives 3.54:1.