Palettes / Colors / #405397
#405397 — Muted Blue
#405397 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 #405397 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.
#405397 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 #968340; it also sits naturally between #407E96 and #594096. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #405397 |
|---|---|
| RGB | 64, 83, 151 |
| HSL | 227°, 40%, 42% |
| HSV | 227°, 58%, 59% |
| CMYK | 58%, 45%, 0%, 41% |
| XYZ | 10.79, 9.51, 30.55 |
| Yxy | 9.51, 0.2123, 0.1870 |
| CIE-Lab | 36.95, 13.90, -39.63 |
| Hunter Lab | 30.84, 10.31, -40.31 |
RGB & CMYK percentages
Red 25% · Green 33% · Blue 59%
Cyan 58% · Magenta 45% · Yellow 0% · Key 41%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
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CSS code for #405397
.text { color: #405397; }
.background { background-color: #405397; }
.border { border: 3px solid #405397; }
.text-rgb { color: rgb(64, 83, 151); }
.text-hsl { color: hsl(227, 40%, 42%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #405397; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(64, 83, 151, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #405397; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(64, 83, 151, 0.8); }
HTML: <p style="color:#405397">Text here</p> · <div style="background-color:#405397">Div content here</div>
Shades of #405397
Tints of #405397
Tones of #405397
Color harmonies
Complementary — #968340:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 7.24:1 AAA |
|---|---|
| Against black text | 2.90:1 Fails |
Best text color on #405397: #FFFFFF.
Semi-transparent (opacity) text on #405397
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 #405397: ·
How #405397 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 #405397 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 #405397?
#405397 is Muted Blue, a blue color (RGB 64, 83, 151). Its closest standard named color is DarkSlateBlue.
What is the RGB and HSL of #405397?
#405397 is RGB 64, 83, 151 — HSL 227°, 40%, 42% — CMYK 58%, 45%, 0%, 41%.
What colors go with #405397?
Its complement is #968340; analogous partners are #407E96 and #594096. It also appears in 6+ palettes in our collection.
Can I use #405397 for text?
White text on #405397 has a contrast ratio of 7.24:1 (passes WCAG AA); black text gives 2.90:1.