Palettes / Colors / #0230BB

#0230BB — Vivid Blue

#0230BB 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 #0230BB 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.

#0230BB 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 #BB8D02; it also sits naturally between #028DBB and #3002BB. 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 19% · Blue 73%

Cyan 99% · Magenta 74% · Yellow 0% · Key 27%

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

Previews

CSS code for #0230BB

.text { color: #0230BB; }
.background { background-color: #0230BB; }
.border { border: 3px solid #0230BB; }
.text-rgb { color: rgb(2, 48, 187); }
.text-hsl { color: hsl(225, 98%, 37%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #0230BB; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(2, 48, 187, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #0230BB; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(2, 48, 187, 0.8); }

HTML: <p style="color:#0230BB">Text here</p> · <div style="background-color:#0230BB">Div content here</div>

Shades of #0230BB

Tints of #0230BB

Tones of #0230BB

Color harmonies

Complementary — #BB8D02:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #0230BB: #FFFFFF.

Semi-transparent (opacity) text on #0230BB

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 #0230BB 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 #0230BB 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

← #0230BA  ·  #0230BC →

Frequently asked questions

What color is #0230BB?

#0230BB is Vivid Blue, a blue color (RGB 2, 48, 187). Its closest standard named color is DarkBlue.

What is the RGB and HSL of #0230BB?

#0230BB is RGB 2, 48, 187 — HSL 225°, 98%, 37% — CMYK 99%, 74%, 0%, 27%.

What colors go with #0230BB?

Its complement is #BB8D02; analogous partners are #028DBB and #3002BB. It also appears in 6+ palettes in our collection.

Can I use #0230BB for text?

White text on #0230BB has a contrast ratio of 9.80:1 (passes WCAG AA); black text gives 2.14:1.