Palettes / Colors / #263ACE
#263ACE — Blue
#263ACE 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 #263ACE 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.
#263ACE 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 #CFBB26; it also sits naturally between #268ECF and #6726CF. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #263ACE |
|---|---|
| RGB | 38, 58, 206 |
| HSL | 233°, 69%, 48% |
| HSV | 233°, 82%, 81% |
| CMYK | 82%, 72%, 0%, 19% |
| XYZ | 13.45, 7.89, 59.21 |
| Yxy | 7.89, 0.1670, 0.0980 |
| CIE-Lab | 33.76, 46.08, -77.45 |
| Hunter Lab | 28.10, 38.40, -110.91 |
RGB & CMYK percentages
Red 15% · Green 23% · Blue 81%
Cyan 82% · Magenta 72% · Yellow 0% · Key 19%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
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CSS code for #263ACE
.text { color: #263ACE; }
.background { background-color: #263ACE; }
.border { border: 3px solid #263ACE; }
.text-rgb { color: rgb(38, 58, 206); }
.text-hsl { color: hsl(233, 69%, 48%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #263ACE; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(38, 58, 206, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #263ACE; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(38, 58, 206, 0.8); }
HTML: <p style="color:#263ACE">Text here</p> · <div style="background-color:#263ACE">Div content here</div>
Shades of #263ACE
Tints of #263ACE
Tones of #263ACE
Color harmonies
Complementary — #CFBB26:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 8.14:1 AAA |
|---|---|
| Against black text | 2.58:1 Fails |
Best text color on #263ACE: #FFFFFF.
Semi-transparent (opacity) text on #263ACE
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:
Smaller body text shows the effect best.
Blended color: · Contrast against #263ACE: ·
How #263ACE 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 #263ACE 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
Frequently asked questions
What color is #263ACE?
#263ACE is Blue, a blue color (RGB 38, 58, 206). Its closest standard named color is RoyalBlue.
What is the RGB and HSL of #263ACE?
#263ACE is RGB 38, 58, 206 — HSL 233°, 69%, 48% — CMYK 82%, 72%, 0%, 19%.
What colors go with #263ACE?
Its complement is #CFBB26; analogous partners are #268ECF and #6726CF. It also appears in 6+ palettes in our collection.
Can I use #263ACE for text?
White text on #263ACE has a contrast ratio of 8.14:1 (passes WCAG AA); black text gives 2.58:1.