Palettes / Colors / #2B78CA

#2B78CA — Blue

#2B78CA is a blue color we call Blue, closest to the named color RoyalBlue (#4169E1). It belongs to the blue family.

Color name

Closest CSS keyword: royalblue (#4169E1) — not an exact match. CSS royalblue gives you #4169E1, a different color; use #2B78CA 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.

#2B78CA 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 #CA7D2B; it also sits naturally between #2BC7CA and #2D2BCA. 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 17% · Green 47% · Blue 79%

Cyan 79% · Magenta 41% · Yellow 0% · Key 21%

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

Previews

CSS code for #2B78CA

.text { color: #2B78CA; }
.background { background-color: #2B78CA; }
.border { border: 3px solid #2B78CA; }
.text-rgb { color: rgb(43, 120, 202); }
.text-hsl { color: hsl(211, 65%, 48%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #2B78CA; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(43, 120, 202, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #2B78CA; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(43, 120, 202, 0.8); }

HTML: <p style="color:#2B78CA">Text here</p> · <div style="background-color:#2B78CA">Div content here</div>

Shades of #2B78CA

Tints of #2B78CA

Tones of #2B78CA

Color harmonies

Complementary — #CA7D2B:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #2B78CA: #000000.

Semi-transparent (opacity) text on #2B78CA

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 #2B78CA 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 #2B78CA 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

← #2B78C9  ·  #2B78CB →

Frequently asked questions

What color is #2B78CA?

#2B78CA is Blue, a blue color (RGB 43, 120, 202). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #2B78CA?

#2B78CA is RGB 43, 120, 202 — HSL 211°, 65%, 48% — CMYK 79%, 41%, 0%, 21%.

What colors go with #2B78CA?

Its complement is #CA7D2B; analogous partners are #2BC7CA and #2D2BCA. It also appears in 6+ palettes in our collection.

Can I use #2B78CA for text?

Black text on #2B78CA has a contrast ratio of 4.64:1 (passes WCAG AA); white text gives 4.52:1.