Palettes / Colors / #010C19

#010C19 — Dark Vivid Blue

#010C19 is a blue color we call Dark Vivid Blue, closest to the named color Black (#000000). It belongs to the blue family.

Color name

Closest CSS keyword: black (#000000) — not an exact match. CSS black gives you #000000, a different color; use #010C19 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.

#010C19 is a cool blue color associated with trust, calm and professionalism. 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 #180E01; it also sits naturally between #011718 and #020118. 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 0% · Green 5% · Blue 10%

Cyan 96% · Magenta 52% · Yellow 0% · Key 90%

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

Previews

CSS code for #010C19

.text { color: #010C19; }
.background { background-color: #010C19; }
.border { border: 3px solid #010C19; }
.text-rgb { color: rgb(1, 12, 25); }
.text-hsl { color: hsl(213, 92%, 5%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #010C19; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(1, 12, 25, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #010C19; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(1, 12, 25, 0.8); }

HTML: <p style="color:#010C19">Text here</p> · <div style="background-color:#010C19">Div content here</div>

Shades of #010C19

Tints of #010C19

Tones of #010C19

Color harmonies

Complementary — #180E01:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #010C19: #FFFFFF.

Semi-transparent (opacity) text on #010C19

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 #010C19 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 #010C19 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

← #010C18  ·  #010C1A →

Frequently asked questions

What color is #010C19?

#010C19 is Dark Vivid Blue, a blue color (RGB 1, 12, 25). Its closest standard named color is Black.

What is the RGB and HSL of #010C19?

#010C19 is RGB 1, 12, 25 — HSL 213°, 92%, 5% — CMYK 96%, 52%, 0%, 90%.

What colors go with #010C19?

Its complement is #180E01; analogous partners are #011718 and #020118. It also appears in 6+ palettes in our collection.

Can I use #010C19 for text?

White text on #010C19 has a contrast ratio of 19.66:1 (passes WCAG AA); black text gives 1.07:1.