Palettes / Colors / #EF352F

#EF352F — Vivid Red

#EF352F is a red color we call Vivid Red, closest to the named color Crimson (#DC143C). It belongs to the red family.

Color name

Closest CSS keyword: crimson (#DC143C) — not an exact match. CSS crimson gives you #DC143C, a different color; use #EF352F 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.

#EF352F 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 #2EE9EF; it also sits naturally between #EF2E88 and #EF952E. 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 94% · Green 21% · Blue 18%

Cyan 0% · Magenta 78% · Yellow 80% · Key 6%

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

Previews

CSS code for #EF352F

.text { color: #EF352F; }
.background { background-color: #EF352F; }
.border { border: 3px solid #EF352F; }
.text-rgb { color: rgb(239, 53, 47); }
.text-hsl { color: hsl(2, 86%, 56%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #EF352F; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(239, 53, 47, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #EF352F; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(239, 53, 47, 0.8); }

HTML: <p style="color:#EF352F">Text here</p> · <div style="background-color:#EF352F">Div content here</div>

Shades of #EF352F

Tints of #EF352F

Tones of #EF352F

Color harmonies

Complementary — #2EE9EF:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #EF352F: #000000.

Semi-transparent (opacity) text on #EF352F

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 #EF352F 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 #EF352F 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

← #EF352E  ·  #EF3530 →

Frequently asked questions

What color is #EF352F?

#EF352F is Vivid Red, a red color (RGB 239, 53, 47). Its closest standard named color is Crimson.

What is the RGB and HSL of #EF352F?

#EF352F is RGB 239, 53, 47 — HSL 2°, 86%, 56% — CMYK 0%, 78%, 80%, 6%.

What colors go with #EF352F?

Its complement is #2EE9EF; analogous partners are #EF2E88 and #EF952E. It also appears in 6+ palettes in our collection.

Can I use #EF352F for text?

Black text on #EF352F has a contrast ratio of 5.22:1 (passes WCAG AA); white text gives 4.02:1.