Palettes / Colors / #AC2011

#AC2011 — Vivid Red

#AC2011 is a red color we call Vivid Red, closest to the named color FireBrick (#B22222). It belongs to the red family.

Color name

Closest CSS keyword: firebrick (#B22222) — not an exact match. CSS firebrick gives you #B22222, a different color; use #AC2011 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.

#AC2011 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 #119CAC; it also sits naturally between #AC114F and #AC6E11. 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 67% · Green 13% · Blue 7%

Cyan 0% · Magenta 81% · Yellow 90% · Key 33%

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

Previews

CSS code for #AC2011

.text { color: #AC2011; }
.background { background-color: #AC2011; }
.border { border: 3px solid #AC2011; }
.text-rgb { color: rgb(172, 32, 17); }
.text-hsl { color: hsl(6, 82%, 37%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #AC2011; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(172, 32, 17, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #AC2011; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(172, 32, 17, 0.8); }

HTML: <p style="color:#AC2011">Text here</p> · <div style="background-color:#AC2011">Div content here</div>

Shades of #AC2011

Tints of #AC2011

Tones of #AC2011

Color harmonies

Complementary — #119CAC:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #AC2011: #FFFFFF.

Semi-transparent (opacity) text on #AC2011

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 #AC2011 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 #AC2011 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

← #AC2010  ·  #AC2012 →

Frequently asked questions

What color is #AC2011?

#AC2011 is Vivid Red, a red color (RGB 172, 32, 17). Its closest standard named color is FireBrick.

What is the RGB and HSL of #AC2011?

#AC2011 is RGB 172, 32, 17 — HSL 6°, 82%, 37% — CMYK 0%, 81%, 90%, 33%.

What colors go with #AC2011?

Its complement is #119CAC; analogous partners are #AC114F and #AC6E11. It also appears in 6+ palettes in our collection.

Can I use #AC2011 for text?

White text on #AC2011 has a contrast ratio of 7.07:1 (passes WCAG AA); black text gives 2.97:1.