Palettes / Colors / #175A64

#175A64 — Deep Teal

#175A64 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 #175A64 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.

#175A64 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 #642117; it also sits naturally between #176447 and #173364. 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 35% · Blue 39%

Cyan 77% · Magenta 10% · Yellow 0% · Key 61%

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

Previews

CSS code for #175A64

.text { color: #175A64; }
.background { background-color: #175A64; }
.border { border: 3px solid #175A64; }
.text-rgb { color: rgb(23, 90, 100); }
.text-hsl { color: hsl(188, 63%, 24%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #175A64; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(23, 90, 100, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #175A64; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(23, 90, 100, 0.8); }

HTML: <p style="color:#175A64">Text here</p> · <div style="background-color:#175A64">Div content here</div>

Shades of #175A64

Tints of #175A64

Tones of #175A64

Color harmonies

Complementary — #642117:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #175A64: #FFFFFF.

Semi-transparent (opacity) text on #175A64

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 #175A64 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 #175A64 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

← #175A63  ·  #175A65 →

Frequently asked questions

What color is #175A64?

#175A64 is Deep Teal, a teal color (RGB 23, 90, 100). Its closest standard named color is DarkSlateGray.

What is the RGB and HSL of #175A64?

#175A64 is RGB 23, 90, 100 — HSL 188°, 63%, 24% — CMYK 77%, 10%, 0%, 61%.

What colors go with #175A64?

Its complement is #642117; analogous partners are #176447 and #173364. It also appears in 6+ palettes in our collection.

Can I use #175A64 for text?

White text on #175A64 has a contrast ratio of 7.83:1 (passes WCAG AA); black text gives 2.68:1.