Palettes / Colors / #548BCF
#548BCF — Blue
#548BCF is a blue color we call 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 #548BCF 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.
#548BCF 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 #CF9754; it also sits naturally between #54C9CF and #5A54CF. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #548BCF |
|---|---|
| RGB | 84, 139, 207 |
| HSL | 213°, 56%, 57% |
| HSV | 213°, 59%, 81% |
| CMYK | 59%, 33%, 0%, 19% |
| XYZ | 24.15, 24.86, 62.56 |
| Yxy | 24.86, 0.2165, 0.2228 |
| CIE-Lab | 56.93, 2.32, -40.52 |
| Hunter Lab | 49.85, 1.92, -43.83 |
RGB & CMYK percentages
Red 33% · Green 55% · Blue 81%
Cyan 59% · Magenta 33% · Yellow 0% · Key 19%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
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CSS code for #548BCF
.text { color: #548BCF; }
.background { background-color: #548BCF; }
.border { border: 3px solid #548BCF; }
.text-rgb { color: rgb(84, 139, 207); }
.text-hsl { color: hsl(213, 56%, 57%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #548BCF; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(84, 139, 207, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #548BCF; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(84, 139, 207, 0.8); }
HTML: <p style="color:#548BCF">Text here</p> · <div style="background-color:#548BCF">Div content here</div>
Shades of #548BCF
Tints of #548BCF
Tones of #548BCF
Color harmonies
Complementary — #CF9754:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 3.52:1 AA large only |
|---|---|
| Against black text | 5.97:1 AA |
Best text color on #548BCF: #000000.
Semi-transparent (opacity) text on #548BCF
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:
Smaller body text shows the effect best.
Blended color: · Contrast against #548BCF: ·
How #548BCF 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 #548BCF 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
Frequently asked questions
What color is #548BCF?
#548BCF is Blue, a blue color (RGB 84, 139, 207). Its closest standard named color is SteelBlue.
What is the RGB and HSL of #548BCF?
#548BCF is RGB 84, 139, 207 — HSL 213°, 56%, 57% — CMYK 59%, 33%, 0%, 19%.
What colors go with #548BCF?
Its complement is #CF9754; analogous partners are #54C9CF and #5A54CF. It also appears in 6+ palettes in our collection.
Can I use #548BCF for text?
Black text on #548BCF has a contrast ratio of 5.97:1 (passes WCAG AA); white text gives 3.52:1.