Palettes / Colors / #175E5C

#175E5C — Deep Teal

#175E5C is a teal color we call Deep Teal, closest to the named color DarkSlateGray (#2F4F4F). It belongs to the teal family.

Color name

Closest CSS keyword: darkslategray (#2F4F4F) — not an exact match. CSS darkslategray gives you #2F4F4F, a different color; use #175E5C 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.

#175E5C is a cool teal color associated with freshness, clarity and balance. 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 #5E1719; it also sits naturally between #175E38 and #173D5E. 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 37% · Blue 36%

Cyan 76% · Magenta 0% · Yellow 2% · Key 63%

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

Previews

CSS code for #175E5C

.text { color: #175E5C; }
.background { background-color: #175E5C; }
.border { border: 3px solid #175E5C; }
.text-rgb { color: rgb(23, 94, 92); }
.text-hsl { color: hsl(178, 61%, 23%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #175E5C; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(23, 94, 92, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #175E5C; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(23, 94, 92, 0.8); }

HTML: <p style="color:#175E5C">Text here</p> · <div style="background-color:#175E5C">Div content here</div>

Shades of #175E5C

Tints of #175E5C

Tones of #175E5C

Color harmonies

Complementary — #5E1719:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #175E5C: #FFFFFF.

Semi-transparent (opacity) text on #175E5C

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 #175E5C 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 #175E5C 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

← #175E5B  ·  #175E5D →

Frequently asked questions

What color is #175E5C?

#175E5C is Deep Teal, a teal color (RGB 23, 94, 92). Its closest standard named color is DarkSlateGray.

What is the RGB and HSL of #175E5C?

#175E5C is RGB 23, 94, 92 — HSL 178°, 61%, 23% — CMYK 76%, 0%, 2%, 63%.

What colors go with #175E5C?

Its complement is #5E1719; analogous partners are #175E38 and #173D5E. It also appears in 6+ palettes in our collection.

Can I use #175E5C for text?

White text on #175E5C has a contrast ratio of 7.52:1 (passes WCAG AA); black text gives 2.79:1.