Palettes / Colors / #FF4733

#FF4733 — Vivid Red

#FF4733 is a red color we call Vivid Red, closest to the named color Tomato (#FF6347). It belongs to the red family.

Color name

Closest CSS keyword: tomato (#FF6347) — not an exact match. CSS tomato gives you #FF6347, a different color; use #FF4733 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.

#FF4733 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 #33EBFF; it also sits naturally between #FF3385 and #FFAD33. 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 100% · Green 28% · Blue 20%

Cyan 0% · Magenta 72% · Yellow 80% · Key 0%

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

Previews

CSS code for #FF4733

.text { color: #FF4733; }
.background { background-color: #FF4733; }
.border { border: 3px solid #FF4733; }
.text-rgb { color: rgb(255, 71, 51); }
.text-hsl { color: hsl(6, 100%, 60%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #FF4733; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(255, 71, 51, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #FF4733; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(255, 71, 51, 0.8); }

HTML: <p style="color:#FF4733">Text here</p> · <div style="background-color:#FF4733">Div content here</div>

Shades of #FF4733

Tints of #FF4733

Tones of #FF4733

Color harmonies

Complementary — #33EBFF:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #FF4733: #000000.

Semi-transparent (opacity) text on #FF4733

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 #FF4733 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 #FF4733 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

← #FF4732  ·  #FF4734 →

Frequently asked questions

What color is #FF4733?

#FF4733 is Vivid Red, a red color (RGB 255, 71, 51). Its closest standard named color is Tomato.

What is the RGB and HSL of #FF4733?

#FF4733 is RGB 255, 71, 51 — HSL 6°, 100%, 60% — CMYK 0%, 72%, 80%, 0%.

What colors go with #FF4733?

Its complement is #33EBFF; analogous partners are #FF3385 and #FFAD33. It also appears in 6+ palettes in our collection.

Can I use #FF4733 for text?

Black text on #FF4733 has a contrast ratio of 6.20:1 (passes WCAG AA); white text gives 3.39:1.