Palettes / Colors / #4E37CD

#4E37CD — Blue

#4E37CD is a blue color we call Blue, closest to the named color SlateBlue (#6A5ACD). It belongs to the blue family.

Color name

Closest CSS keyword: slateblue (#6A5ACD) — not an exact match. CSS slateblue gives you #6A5ACD, a different color; use #4E37CD 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.

#4E37CD 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 #B7CD37; it also sits naturally between #376CCD and #9937CD. 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 31% · Green 22% · Blue 80%

Cyan 62% · Magenta 73% · Yellow 0% · Key 20%

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

Previews

CSS code for #4E37CD

.text { color: #4E37CD; }
.background { background-color: #4E37CD; }
.border { border: 3px solid #4E37CD; }
.text-rgb { color: rgb(78, 55, 205); }
.text-hsl { color: hsl(249, 60%, 51%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #4E37CD; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(78, 55, 205, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #4E37CD; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(78, 55, 205, 0.8); }

HTML: <p style="color:#4E37CD">Text here</p> · <div style="background-color:#4E37CD">Div content here</div>

Shades of #4E37CD

Tints of #4E37CD

Tones of #4E37CD

Color harmonies

Complementary — #B7CD37:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #4E37CD: #FFFFFF.

Semi-transparent (opacity) text on #4E37CD

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 #4E37CD 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 #4E37CD 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

← #4E37CC  ·  #4E37CE →

Frequently asked questions

What color is #4E37CD?

#4E37CD is Blue, a blue color (RGB 78, 55, 205). Its closest standard named color is SlateBlue.

What is the RGB and HSL of #4E37CD?

#4E37CD is RGB 78, 55, 205 — HSL 249°, 60%, 51% — CMYK 62%, 73%, 0%, 20%.

What colors go with #4E37CD?

Its complement is #B7CD37; analogous partners are #376CCD and #9937CD. It also appears in 6+ palettes in our collection.

Can I use #4E37CD for text?

White text on #4E37CD has a contrast ratio of 7.63:1 (passes WCAG AA); black text gives 2.75:1.