Palettes / Colors / #040487

#040487 — Deep Vivid Blue

#040487 is a blue color we call Deep Vivid Blue, closest to the named color DarkBlue (#00008B). It belongs to the blue family.

Color name

Closest CSS keyword: darkblue (#00008B) — not an exact match. CSS darkblue gives you #00008B, a different color; use #040487 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.

#040487 is a cool blue color associated with trust, calm and professionalism. 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 #868604; it also sits naturally between #044586 and #450486. 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 2% · Blue 53%

Cyan 97% · Magenta 97% · Yellow 0% · Key 47%

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

Previews

CSS code for #040487

.text { color: #040487; }
.background { background-color: #040487; }
.border { border: 3px solid #040487; }
.text-rgb { color: rgb(4, 4, 135); }
.text-hsl { color: hsl(240, 94%, 27%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #040487; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(4, 4, 135, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #040487; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(4, 4, 135, 0.8); }

HTML: <p style="color:#040487">Text here</p> · <div style="background-color:#040487">Div content here</div>

Shades of #040487

Tints of #040487

Tones of #040487

Color harmonies

Complementary — #868604:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #040487: #FFFFFF.

Semi-transparent (opacity) text on #040487

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 #040487 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 #040487 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

← #040486  ·  #040488 →

Frequently asked questions

What color is #040487?

#040487 is Deep Vivid Blue, a blue color (RGB 4, 4, 135). Its closest standard named color is DarkBlue.

What is the RGB and HSL of #040487?

#040487 is RGB 4, 4, 135 — HSL 240°, 94%, 27% — CMYK 97%, 97%, 0%, 47%.

What colors go with #040487?

Its complement is #868604; analogous partners are #044586 and #450486. It also appears in 6+ palettes in our collection.

Can I use #040487 for text?

White text on #040487 has a contrast ratio of 15.30:1 (passes WCAG AA); black text gives 1.37:1.