Palettes / Colors / #263FCC

#263FCC — Blue

#263FCC 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 #263FCC 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.

#263FCC 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 #CBB225; it also sits naturally between #2591CB and #5F25CB. 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 15% · Green 25% · Blue 80%

Cyan 81% · Magenta 69% · Yellow 0% · Key 20%

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

Previews

CSS code for #263FCC

.text { color: #263FCC; }
.background { background-color: #263FCC; }
.border { border: 3px solid #263FCC; }
.text-rgb { color: rgb(38, 63, 204); }
.text-hsl { color: hsl(231, 69%, 47%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #263FCC; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(38, 63, 204, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #263FCC; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(38, 63, 204, 0.8); }

HTML: <p style="color:#263FCC">Text here</p> · <div style="background-color:#263FCC">Div content here</div>

Shades of #263FCC

Tints of #263FCC

Tones of #263FCC

Color harmonies

Complementary — #CBB225:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #263FCC: #FFFFFF.

Semi-transparent (opacity) text on #263FCC

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 #263FCC 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 #263FCC 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

← #263FCB  ·  #263FCD →

Frequently asked questions

What color is #263FCC?

#263FCC is Blue, a blue color (RGB 38, 63, 204). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #263FCC?

#263FCC is RGB 38, 63, 204 — HSL 231°, 69%, 47% — CMYK 81%, 69%, 0%, 20%.

What colors go with #263FCC?

Its complement is #CBB225; analogous partners are #2591CB and #5F25CB. It also appears in 6+ palettes in our collection.

Can I use #263FCC for text?

White text on #263FCC has a contrast ratio of 7.88:1 (passes WCAG AA); black text gives 2.67:1.