Palettes / Colors / #42657B

#42657B — Dusty Blue

#42657B is a blue color we call Dusty Blue, closest to the named color DimGray (#696969). It belongs to the blue family.

Color name

Closest CSS keyword: dimgray (#696969) — not an exact match. CSS dimgray gives you #696969, a different color; use #42657B 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.

#42657B 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 #7B5842; it also sits naturally between #427B74 and #42497B. 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 26% · Green 40% · Blue 48%

Cyan 46% · Magenta 18% · Yellow 0% · Key 52%

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

Previews

CSS code for #42657B

.text { color: #42657B; }
.background { background-color: #42657B; }
.border { border: 3px solid #42657B; }
.text-rgb { color: rgb(66, 101, 123); }
.text-hsl { color: hsl(203, 30%, 37%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #42657B; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(66, 101, 123, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #42657B; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(66, 101, 123, 0.8); }

HTML: <p style="color:#42657B">Text here</p> · <div style="background-color:#42657B">Div content here</div>

Shades of #42657B

Tints of #42657B

Tones of #42657B

Color harmonies

Complementary — #7B5842:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #42657B: #FFFFFF.

Semi-transparent (opacity) text on #42657B

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 #42657B 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 #42657B 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

← #42657A  ·  #42657C →

Frequently asked questions

What color is #42657B?

#42657B is Dusty Blue, a blue color (RGB 66, 101, 123). Its closest standard named color is DimGray.

What is the RGB and HSL of #42657B?

#42657B is RGB 66, 101, 123 — HSL 203°, 30%, 37% — CMYK 46%, 18%, 0%, 52%.

What colors go with #42657B?

Its complement is #7B5842; analogous partners are #427B74 and #42497B. It also appears in 6+ palettes in our collection.

Can I use #42657B for text?

White text on #42657B has a contrast ratio of 6.21:1 (passes WCAG AA); black text gives 3.38:1.