Palettes / Colors / #445A88

#445A88 — Muted Blue

#445A88 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 #445A88 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.

#445A88 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 #887244; it also sits naturally between #447B88 and #514488. 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 27% · Green 35% · Blue 53%

Cyan 50% · Magenta 34% · Yellow 0% · Key 47%

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

Previews

CSS code for #445A88

.text { color: #445A88; }
.background { background-color: #445A88; }
.border { border: 3px solid #445A88; }
.text-rgb { color: rgb(68, 90, 136); }
.text-hsl { color: hsl(221, 33%, 40%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #445A88; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(68, 90, 136, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #445A88; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(68, 90, 136, 0.8); }

HTML: <p style="color:#445A88">Text here</p> · <div style="background-color:#445A88">Div content here</div>

Shades of #445A88

Tints of #445A88

Tones of #445A88

Color harmonies

Complementary — #887244:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #445A88: #FFFFFF.

Semi-transparent (opacity) text on #445A88

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 #445A88 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 #445A88 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

← #445A87  ·  #445A89 →

Frequently asked questions

What color is #445A88?

#445A88 is Muted Blue, a blue color (RGB 68, 90, 136). Its closest standard named color is DarkSlateBlue.

What is the RGB and HSL of #445A88?

#445A88 is RGB 68, 90, 136 — HSL 221°, 33%, 40% — CMYK 50%, 34%, 0%, 47%.

What colors go with #445A88?

Its complement is #887244; analogous partners are #447B88 and #514488. It also appears in 6+ palettes in our collection.

Can I use #445A88 for text?

White text on #445A88 has a contrast ratio of 6.85:1 (passes WCAG AA); black text gives 3.06:1.