Palettes / Colors / #17526E

#17526E — Deep Blue

#17526E is a blue color we call Deep Blue, closest to the named color DarkSlateGray (#2F4F4F). It belongs to the blue family.

Color name

Closest CSS keyword: darkslategray (#2F4F4F) — not an exact match. CSS darkslategray gives you #2F4F4F, a different color; use #17526E 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.

#17526E is a cool blue color associated with trust, calm and professionalism. It is saturated enough to be the accent — buttons, highlights and calls to action — while neutrals do the quiet work around it.

Its strongest partner is its complement #6D3217; it also sits naturally between #176D5E and #17276D. 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 9% · Green 32% · Blue 43%

Cyan 79% · Magenta 25% · Yellow 0% · Key 57%

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

Previews

CSS code for #17526E

.text { color: #17526E; }
.background { background-color: #17526E; }
.border { border: 3px solid #17526E; }
.text-rgb { color: rgb(23, 82, 110); }
.text-hsl { color: hsl(199, 65%, 26%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #17526E; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(23, 82, 110, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #17526E; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(23, 82, 110, 0.8); }

HTML: <p style="color:#17526E">Text here</p> · <div style="background-color:#17526E">Div content here</div>

Shades of #17526E

Tints of #17526E

Tones of #17526E

Color harmonies

Complementary — #6D3217:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #17526E: #FFFFFF.

Semi-transparent (opacity) text on #17526E

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 #17526E 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 #17526E 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

← #17526D  ·  #17526F →

Frequently asked questions

What color is #17526E?

#17526E is Deep Blue, a blue color (RGB 23, 82, 110). Its closest standard named color is DarkSlateGray.

What is the RGB and HSL of #17526E?

#17526E is RGB 23, 82, 110 — HSL 199°, 65%, 26% — CMYK 79%, 25%, 0%, 57%.

What colors go with #17526E?

Its complement is #6D3217; analogous partners are #176D5E and #17276D. It also appears in 6+ palettes in our collection.

Can I use #17526E for text?

White text on #17526E has a contrast ratio of 8.51:1 (passes WCAG AA); black text gives 2.47:1.