Palettes / Colors / #E13633

#E13633 — Red

#E13633 is a red color we call 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 #E13633 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.

#E13633 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 #33DEE1; it also sits naturally between #E13387 and #E18D33. 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 88% · Green 21% · Blue 20%

Cyan 0% · Magenta 76% · Yellow 77% · Key 12%

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

Previews

CSS code for #E13633

.text { color: #E13633; }
.background { background-color: #E13633; }
.border { border: 3px solid #E13633; }
.text-rgb { color: rgb(225, 54, 51); }
.text-hsl { color: hsl(1, 74%, 54%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #E13633; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(225, 54, 51, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #E13633; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(225, 54, 51, 0.8); }

HTML: <p style="color:#E13633">Text here</p> · <div style="background-color:#E13633">Div content here</div>

Shades of #E13633

Tints of #E13633

Tones of #E13633

Color harmonies

Complementary — #33DEE1:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #E13633: #000000.

Semi-transparent (opacity) text on #E13633

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 #E13633 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 #E13633 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

← #E13632  ·  #E13634 →

Frequently asked questions

What color is #E13633?

#E13633 is Red, a red color (RGB 225, 54, 51). Its closest standard named color is Crimson.

What is the RGB and HSL of #E13633?

#E13633 is RGB 225, 54, 51 — HSL 1°, 74%, 54% — CMYK 0%, 76%, 77%, 12%.

What colors go with #E13633?

Its complement is #33DEE1; analogous partners are #E13387 and #E18D33. It also appears in 6+ palettes in our collection.

Can I use #E13633 for text?

Black text on #E13633 has a contrast ratio of 4.78:1 (passes WCAG AA); white text gives 4.40:1.