Palettes / Colors / #283AE2

#283AE2 — Blue

#283AE2 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 #283AE2 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.

#283AE2 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 #E2CF28; it also sits naturally between #2897E2 and #7228E2. 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 16% · Green 23% · Blue 89%

Cyan 82% · Magenta 74% · Yellow 0% · Key 11%

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

Previews

CSS code for #283AE2

.text { color: #283AE2; }
.background { background-color: #283AE2; }
.border { border: 3px solid #283AE2; }
.text-rgb { color: rgb(40, 58, 226); }
.text-hsl { color: hsl(234, 76%, 52%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #283AE2; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(40, 58, 226, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #283AE2; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(40, 58, 226, 0.8); }

HTML: <p style="color:#283AE2">Text here</p> · <div style="background-color:#283AE2">Div content here</div>

Shades of #283AE2

Tints of #283AE2

Tones of #283AE2

Color harmonies

Complementary — #E2CF28:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #283AE2: #FFFFFF.

Semi-transparent (opacity) text on #283AE2

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 #283AE2 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 #283AE2 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

← #283AE1  ·  #283AE3 →

Frequently asked questions

What color is #283AE2?

#283AE2 is Blue, a blue color (RGB 40, 58, 226). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #283AE2?

#283AE2 is RGB 40, 58, 226 — HSL 234°, 76%, 52% — CMYK 82%, 74%, 0%, 11%.

What colors go with #283AE2?

Its complement is #E2CF28; analogous partners are #2897E2 and #7228E2. It also appears in 6+ palettes in our collection.

Can I use #283AE2 for text?

White text on #283AE2 has a contrast ratio of 7.52:1 (passes WCAG AA); black text gives 2.79:1.