Palettes / Colors / #175B78

#175B78 — Blue

#175B78 is a blue color we call Blue, closest to the named color Teal (#008080). It belongs to the blue family.

Color name

Closest CSS keyword: teal (#008080) — not an exact match. CSS teal gives you #008080, a different color; use #175B78 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.

#175B78 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 #783417; it also sits naturally between #177865 and #172A78. 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 36% · Blue 47%

Cyan 81% · Magenta 24% · Yellow 0% · Key 53%

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

Previews

CSS code for #175B78

.text { color: #175B78; }
.background { background-color: #175B78; }
.border { border: 3px solid #175B78; }
.text-rgb { color: rgb(23, 91, 120); }
.text-hsl { color: hsl(198, 68%, 28%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #175B78; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(23, 91, 120, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #175B78; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(23, 91, 120, 0.8); }

HTML: <p style="color:#175B78">Text here</p> · <div style="background-color:#175B78">Div content here</div>

Shades of #175B78

Tints of #175B78

Tones of #175B78

Color harmonies

Complementary — #783417:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #175B78: #FFFFFF.

Semi-transparent (opacity) text on #175B78

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 #175B78 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 #175B78 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

← #175B77  ·  #175B79 →

Frequently asked questions

What color is #175B78?

#175B78 is Blue, a blue color (RGB 23, 91, 120). Its closest standard named color is Teal.

What is the RGB and HSL of #175B78?

#175B78 is RGB 23, 91, 120 — HSL 198°, 68%, 28% — CMYK 81%, 24%, 0%, 53%.

What colors go with #175B78?

Its complement is #783417; analogous partners are #177865 and #172A78. It also appears in 6+ palettes in our collection.

Can I use #175B78 for text?

White text on #175B78 has a contrast ratio of 7.49:1 (passes WCAG AA); black text gives 2.80:1.