Palettes / Colors / #021DB6

#021DB6 — Vivid Blue

#021DB6 is a blue color we call 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 #021DB6 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.

#021DB6 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 #B69B02; it also sits naturally between #0277B6 and #4102B6. 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 1% · Green 11% · Blue 71%

Cyan 99% · Magenta 84% · Yellow 0% · Key 29%

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

Previews

CSS code for #021DB6

.text { color: #021DB6; }
.background { background-color: #021DB6; }
.border { border: 3px solid #021DB6; }
.text-rgb { color: rgb(2, 29, 182); }
.text-hsl { color: hsl(231, 98%, 36%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #021DB6; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(2, 29, 182, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #021DB6; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(2, 29, 182, 0.8); }

HTML: <p style="color:#021DB6">Text here</p> · <div style="background-color:#021DB6">Div content here</div>

Shades of #021DB6

Tints of #021DB6

Tones of #021DB6

Color harmonies

Complementary — #B69B02:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #021DB6: #FFFFFF.

Semi-transparent (opacity) text on #021DB6

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 #021DB6 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 #021DB6 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

← #021DB5  ·  #021DB7 →

Frequently asked questions

What color is #021DB6?

#021DB6 is Vivid Blue, a blue color (RGB 2, 29, 182). Its closest standard named color is DarkBlue.

What is the RGB and HSL of #021DB6?

#021DB6 is RGB 2, 29, 182 — HSL 231°, 98%, 36% — CMYK 99%, 84%, 0%, 29%.

What colors go with #021DB6?

Its complement is #B69B02; analogous partners are #0277B6 and #4102B6. It also appears in 6+ palettes in our collection.

Can I use #021DB6 for text?

White text on #021DB6 has a contrast ratio of 11.33:1 (passes WCAG AA); black text gives 1.85:1.