Palettes / Colors / #04071B

#04071B — Dark Blue

#04071B is a blue color we call Dark Blue, closest to the named color Black (#000000). It belongs to the blue family.

#04071B 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 #1B1804; it also sits naturally between #04121B and #0C041B. 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 2% · Green 3% · Blue 11%

Cyan 85% · Magenta 74% · Yellow 0% · Key 89%

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

Previews

CSS code for #04071B

.text { color: #04071B; }
.background { background-color: #04071B; }
.border { border: 3px solid #04071B; }
.text-rgb { color: rgb(4, 7, 27); }
.text-hsl { color: hsl(232, 74%, 6%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #04071B; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(4, 7, 27, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #04071B; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(4, 7, 27, 0.8); }

HTML: <p style="color:#04071B">Text here</p> · <div style="background-color:#04071B">Div content here</div>

Shades of #04071B

Tints of #04071B

Tones of #04071B

Color harmonies

Complementary — #1B1804:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #04071B: #FFFFFF.

How #04071B 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 #04071B 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

← #04071A  ·  #04071C →

Frequently asked questions

What color is #04071B?

#04071B is Dark Blue, a blue color (RGB 4, 7, 27). Its closest standard named color is Black.

What is the RGB and HSL of #04071B?

#04071B is RGB 4, 7, 27 — HSL 232°, 74%, 6% — CMYK 85%, 74%, 0%, 89%.

What colors go with #04071B?

Its complement is #1B1804; analogous partners are #04121B and #0C041B. It also appears in 6+ palettes in our collection.

Can I use #04071B for text?

White text on #04071B has a contrast ratio of 19.97:1 (passes WCAG AA); black text gives 1.05:1.