Palettes / Colors / #57798E

#57798E — Dusty Blue

#57798E is a blue color we call Dusty Blue, closest to the named color SlateGray (#708090). It belongs to the blue family.

Color name

Closest CSS keyword: slategray (#708090) — not an exact match. CSS slategray gives you #708090, a different color; use #57798E 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.

#57798E 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 #8E6C57; it also sits naturally between #578E88 and #575E8E. 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 34% · Green 47% · Blue 56%

Cyan 39% · Magenta 15% · Yellow 0% · Key 44%

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

Previews

CSS code for #57798E

.text { color: #57798E; }
.background { background-color: #57798E; }
.border { border: 3px solid #57798E; }
.text-rgb { color: rgb(87, 121, 142); }
.text-hsl { color: hsl(203, 24%, 45%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #57798E; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(87, 121, 142, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #57798E; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(87, 121, 142, 0.8); }

HTML: <p style="color:#57798E">Text here</p> · <div style="background-color:#57798E">Div content here</div>

Shades of #57798E

Tints of #57798E

Tones of #57798E

Color harmonies

Complementary — #8E6C57:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #57798E: #FFFFFF.

Semi-transparent (opacity) text on #57798E

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 #57798E 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 #57798E 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

← #57798D  ·  #57798F →

Frequently asked questions

What color is #57798E?

#57798E is Dusty Blue, a blue color (RGB 87, 121, 142). Its closest standard named color is SlateGray.

What is the RGB and HSL of #57798E?

#57798E is RGB 87, 121, 142 — HSL 203°, 24%, 45% — CMYK 39%, 15%, 0%, 44%.

What colors go with #57798E?

Its complement is #8E6C57; analogous partners are #578E88 and #575E8E. It also appears in 6+ palettes in our collection.

Can I use #57798E for text?

White text on #57798E has a contrast ratio of 4.63:1 (passes WCAG AA); black text gives 4.53:1.