Palettes / Colors / #FF5733

#FF5733 — Vivid Red

#FF5733 is a red color we call Vivid Red, closest to the named color Tomato (#FF6347). It belongs to the red family.

#FF5733 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 #33DAFF; it also sits naturally between #FF3374 and #FFBE33. 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 34% · Blue 20%

Cyan 0% · Magenta 66% · Yellow 80% · Key 0%

Previews

CSS code for #FF5733

.text { color: #FF5733; }
.background { background-color: #FF5733; }
.border { border: 3px solid #FF5733; }
.text-rgb { color: rgb(255, 87, 51); }
.text-hsl { color: hsl(11, 100%, 60%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #FF5733; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(255, 87, 51, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #FF5733; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(255, 87, 51, 0.8); }

HTML: <p style="color:#FF5733">Text here</p> · <div style="background-color:#FF5733">Div content here</div>

Shades of #FF5733

Tints of #FF5733

Tones of #FF5733

Color harmonies

Complementary — #33DAFF:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #FF5733: #000000.

How #FF5733 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 #FF5733

Similar colors

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

Browse neighbouring colors

← #FF5732  ·  #FF5734 →

Frequently asked questions

What color is #FF5733?

#FF5733 is Vivid Red, a red color (RGB 255, 87, 51). Its closest standard named color is Tomato.

What is the RGB and HSL of #FF5733?

#FF5733 is RGB 255, 87, 51 — HSL 11°, 100%, 60% — CMYK 0%, 66%, 80%, 0%.

What colors go with #FF5733?

Its complement is #33DAFF; analogous partners are #FF3374 and #FFBE33. It also appears in 6+ palettes in our collection.

Can I use #FF5733 for text?

Black text on #FF5733 has a contrast ratio of 6.66:1 (passes WCAG AA); white text gives 3.15:1.