Palettes / Colors / #30438F

#30438F — Muted Blue

#30438F is a blue color we call Muted Blue, closest to the named color DarkSlateBlue (#483D8B). It belongs to the blue family.

Color name

Closest CSS keyword: darkslateblue (#483D8B) — not an exact match. CSS darkslateblue gives you #483D8B, a different color; use #30438F 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.

#30438F is a cool blue color associated with trust, calm and professionalism. It sits comfortably in the middle: usable for large areas in soft schemes, or as a supporting color beside something stronger.

Its strongest partner is its complement #8E7B2F; it also sits naturally between #2F718E and #4B2F8E. In the palettes below you can see it working alongside real color combinations from our collection.

Copy HEX Copy RGB Copy HSL Download PNG swatch SVG

Color values

RGB & CMYK percentages

Red 19% · Green 26% · Blue 56%

Cyan 66% · Magenta 53% · Yellow 0% · Key 44%

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

Previews

CSS code for #30438F

.text { color: #30438F; }
.background { background-color: #30438F; }
.border { border: 3px solid #30438F; }
.text-rgb { color: rgb(48, 67, 143); }
.text-hsl { color: hsl(228, 50%, 37%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #30438F; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(48, 67, 143, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #30438F; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(48, 67, 143, 0.8); }

HTML: <p style="color:#30438F">Text here</p> · <div style="background-color:#30438F">Div content here</div>

Shades of #30438F

Tints of #30438F

Tones of #30438F

Color harmonies

Complementary — #8E7B2F:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #30438F: #FFFFFF.

Semi-transparent (opacity) text on #30438F

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 #30438F 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 #30438F 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

← #30438E  ·  #304390 →

Frequently asked questions

What color is #30438F?

#30438F is Muted Blue, a blue color (RGB 48, 67, 143). Its closest standard named color is DarkSlateBlue.

What is the RGB and HSL of #30438F?

#30438F is RGB 48, 67, 143 — HSL 228°, 50%, 37% — CMYK 66%, 53%, 0%, 44%.

What colors go with #30438F?

Its complement is #8E7B2F; analogous partners are #2F718E and #4B2F8E. It also appears in 6+ palettes in our collection.

Can I use #30438F for text?

White text on #30438F has a contrast ratio of 9.03:1 (passes WCAG AA); black text gives 2.33:1.