Palettes / Colors / #CD100F

#CD100F — Vivid Red

#CD100F 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 #CD100F 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.

#CD100F 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 #0FCCCC; it also sits naturally between #CC0F6E and #CC6E0F. 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 80% · Green 6% · Blue 6%

Cyan 0% · Magenta 92% · Yellow 93% · Key 20%

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

Previews

CSS code for #CD100F

.text { color: #CD100F; }
.background { background-color: #CD100F; }
.border { border: 3px solid #CD100F; }
.text-rgb { color: rgb(205, 16, 15); }
.text-hsl { color: hsl(0, 86%, 43%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #CD100F; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(205, 16, 15, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #CD100F; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(205, 16, 15, 0.8); }

HTML: <p style="color:#CD100F">Text here</p> · <div style="background-color:#CD100F">Div content here</div>

Shades of #CD100F

Tints of #CD100F

Tones of #CD100F

Color harmonies

Complementary — #0FCCCC:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #CD100F: #FFFFFF.

Semi-transparent (opacity) text on #CD100F

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 #CD100F 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 #CD100F 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

← #CD100E  ·  #CD1010 →

Frequently asked questions

What color is #CD100F?

#CD100F is Vivid Red, a red color (RGB 205, 16, 15). Its closest standard named color is FireBrick.

What is the RGB and HSL of #CD100F?

#CD100F is RGB 205, 16, 15 — HSL 0°, 86%, 43% — CMYK 0%, 92%, 93%, 20%.

What colors go with #CD100F?

Its complement is #0FCCCC; analogous partners are #CC0F6E and #CC6E0F. It also appears in 6+ palettes in our collection.

Can I use #CD100F for text?

White text on #CD100F has a contrast ratio of 5.71:1 (passes WCAG AA); black text gives 3.68:1.