Palettes / Colors / #586CBB

#586CBB — Muted Blue

#586CBB is a blue color we call Muted Blue, closest to the named color SteelBlue (#4682B4). It belongs to the blue family.

Color name

Closest CSS keyword: steelblue (#4682B4) — not an exact match. CSS steelblue gives you #4682B4, a different color; use #586CBB 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.

#586CBB 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 #BBA758; it also sits naturally between #589DBB and #7658BB. 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 35% · Green 42% · Blue 73%

Cyan 53% · Magenta 42% · Yellow 0% · Key 27%

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

Previews

CSS code for #586CBB

.text { color: #586CBB; }
.background { background-color: #586CBB; }
.border { border: 3px solid #586CBB; }
.text-rgb { color: rgb(88, 108, 187); }
.text-hsl { color: hsl(228, 42%, 54%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #586CBB; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(88, 108, 187, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #586CBB; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(88, 108, 187, 0.8); }

HTML: <p style="color:#586CBB">Text here</p> · <div style="background-color:#586CBB">Div content here</div>

Shades of #586CBB

Tints of #586CBB

Tones of #586CBB

Color harmonies

Complementary — #BBA758:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #586CBB: #FFFFFF.

Semi-transparent (opacity) text on #586CBB

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 #586CBB 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 #586CBB 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

← #586CBA  ·  #586CBC →

Frequently asked questions

What color is #586CBB?

#586CBB is Muted Blue, a blue color (RGB 88, 108, 187). Its closest standard named color is SteelBlue.

What is the RGB and HSL of #586CBB?

#586CBB is RGB 88, 108, 187 — HSL 228°, 42%, 54% — CMYK 53%, 42%, 0%, 27%.

What colors go with #586CBB?

Its complement is #BBA758; analogous partners are #589DBB and #7658BB. It also appears in 6+ palettes in our collection.

Can I use #586CBB for text?

White text on #586CBB has a contrast ratio of 4.91:1 (passes WCAG AA); black text gives 4.28:1.