Palettes / Colors / #631908

#631908 — Deep Vivid Red

#631908 is a red color we call Deep Vivid Red, closest to the named color Maroon (#800000). It belongs to the red family.

Color name

Closest CSS keyword: maroon (#800000) — not an exact match. CSS maroon gives you #800000, a different color; use #631908 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.

#631908 is a warm red color associated with energy, passion and urgency. It is deep enough for text, outlines and dark interface surfaces, and makes light colors glow next to it.

Its strongest partner is its complement #085263; it also sits naturally between #630825 and #634608. In the palettes below you can see it working alongside real color combinations from our collection.

Copy HEX Copy RGB Copy HSL Download PNG swatch SVG

Color values

RGB & CMYK percentages

Red 39% · Green 10% · Blue 3%

Cyan 0% · Magenta 75% · Yellow 92% · Key 61%

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

Previews

CSS code for #631908

.text { color: #631908; }
.background { background-color: #631908; }
.border { border: 3px solid #631908; }
.text-rgb { color: rgb(99, 25, 8); }
.text-hsl { color: hsl(11, 85%, 21%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #631908; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(99, 25, 8, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #631908; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(99, 25, 8, 0.8); }

HTML: <p style="color:#631908">Text here</p> · <div style="background-color:#631908">Div content here</div>

Shades of #631908

Tints of #631908

Tones of #631908

Color harmonies

Complementary — #085263:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #631908: #FFFFFF.

Semi-transparent (opacity) text on #631908

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 #631908 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 #631908 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

← #631907  ·  #631909 →

Frequently asked questions

What color is #631908?

#631908 is Deep Vivid Red, a red color (RGB 99, 25, 8). Its closest standard named color is Maroon.

What is the RGB and HSL of #631908?

#631908 is RGB 99, 25, 8 — HSL 11°, 85%, 21% — CMYK 0%, 75%, 92%, 61%.

What colors go with #631908?

Its complement is #085263; analogous partners are #630825 and #634608. It also appears in 6+ palettes in our collection.

Can I use #631908 for text?

White text on #631908 has a contrast ratio of 12.55:1 (passes WCAG AA); black text gives 1.67:1.