Maroon Colors  ·  Color Library

Palettes / Colors / #548FCC

#548FCC — Muted Blue

#548FCC 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 #548FCC 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.

#548FCC 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 #CB9152; it also sits naturally between #52C9CB and #5452CB. In the palettes below you can see it working alongside real color combinations from our collection.

#548FCC · RGB 84, 143, 204

Download PNG swatch SVG

Color values

HEX#548FCC
RGB84, 143, 204
HSL211°, 54%, 56%
HSV211°, 59%, 80%
CMYK59%, 30%, 0%, 20%
XYZ24.38, 25.89, 60.84
Yxy25.89, 0.2194, 0.2330
CIE-Lab57.93, -0.99, -37.26
Hunter Lab50.88, -0.82, -39.51

RGB & CMYK percentages

Red 33% · Green 56% · Blue 80%

Cyan 59% · Magenta 30% · Yellow 0% · Key 20%

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

Previews

Sample text in #548FCC on black
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Sample text in #548FCC on white
Lorem ipsum dolor sit amet, consectetur adipiscing elit.

CSS code for #548FCC

.text { color: #548FCC; }
.background { background-color: #548FCC; }
.border { border: 3px solid #548FCC; }
.text-rgb { color: rgb(84, 143, 204); }
.text-hsl { color: hsl(211, 54%, 56%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #548FCC; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(84, 143, 204, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #548FCC; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(84, 143, 204, 0.8); }

HTML: <p style="color:#548FCC">Text here</p> · <div style="background-color:#548FCC">Div content here</div>

Shades of #548FCC

#3F80C6#3673B5#2F649D#295889#234B76#1D3F62#17324F#102337#0B1723#050A10

Tints of #548FCC

#6297D0#72A2D5#81ACD9#91B6DE#A1C1E3#B0CBE8#C0D5EC#D0E0F1#E0EAF6#EFF5FA

Tones of #548FCC

#5B8DC2#638DBB#6C8EB2#758EA9#7E8EA0#868F98

Color harmonies

Complementary — #CB9152:

Analogous:

Triadic:

Contrast & accessibility

Against white text3.40:1 AA large only
Against black text6.18:1 AA

Best text color on #548FCC: #000000.

Semi-transparent (opacity) text on #548FCC

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:

100%
Sample heading text
Smaller body text shows the effect best.

Blended color: · Contrast against #548FCC: ·

How #548FCC looks with color blindness

Simulated with standard Machado color-vision-deficiency matrices — useful when this color carries meaning in charts, maps or interfaces:

Protanopia · #6E6EBDDeuteranopia · #6A66BATritanopia · #57B2AF

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:

Tailwind blue 500 · #3B82F6Tailwind indigo 500 · #6366F1Material Blue 500 · #2196F3

Palettes with a similar color

These palettes use a close neighbour of #548FCC rather than the exact color:

Palette 3674b5
#3674B5 · #578FCA · #F5F0CD · #FADA7A
Palette 3674b5
#3674B5 · #578FCA · #A1E3F9 · #D1F8EF
Royal Ruby Ember
#2A715F · #3C9EB0 · #5689CE · #4041A7
Dreamy Zephyr
#5B8BCF · #2D1F77 · #882CAE · #8C2770
Dusty Ruby Drift
#B1357A · #7FB937 · #4C92CA · #EDD6E1
Hidden Ruby Petal
#4BC567 · #3CA480 · #69C9D0 · #5796D3

Similar colors

The closest colors that actually appear in our palette collection — click any to open its page:

#578FCA#5689CE#5B8BCF#4C92CA#5796D3#4F98CA#5B87CA#5F90D0#5892C1#5C88C4#478CCF#4988C4

Browse neighbouring colors

← #548FCB  ·  #548FCD →

Frequently asked questions

What color is #548FCC?

#548FCC is Muted Blue, a blue color (RGB 84, 143, 204). Its closest standard named color is SteelBlue.

What is the RGB and HSL of #548FCC?

#548FCC is RGB 84, 143, 204 — HSL 211°, 54%, 56% — CMYK 59%, 30%, 0%, 20%.

What colors go with #548FCC?

Its complement is #CB9152; analogous partners are #52C9CB and #5452CB. It also appears in 6+ palettes in our collection.

Can I use #548FCC for text?

Black text on #548FCC has a contrast ratio of 6.18:1 (passes WCAG AA); white text gives 3.40:1.