Palettes / Colors / #175E42

#175E42 — Deep Green

#175E42 is a green color we call Deep Green, closest to the named color DarkSlateGray (#2F4F4F). It belongs to the green family.

Color name

Closest CSS keyword: darkslategray (#2F4F4F) — not an exact match. CSS darkslategray gives you #2F4F4F, a different color; use #175E42 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.

#175E42 is a cool green color associated with growth, calm 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 #5E1733; it also sits naturally between #175E1E and #17575E. 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 26%

Cyan 76% · Magenta 0% · Yellow 30% · Key 63%

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

Previews

CSS code for #175E42

.text { color: #175E42; }
.background { background-color: #175E42; }
.border { border: 3px solid #175E42; }
.text-rgb { color: rgb(23, 94, 66); }
.text-hsl { color: hsl(156, 61%, 23%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #175E42; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(23, 94, 66, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #175E42; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(23, 94, 66, 0.8); }

HTML: <p style="color:#175E42">Text here</p> · <div style="background-color:#175E42">Div content here</div>

Shades of #175E42

Tints of #175E42

Tones of #175E42

Color harmonies

Complementary — #5E1733:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #175E42: #FFFFFF.

Semi-transparent (opacity) text on #175E42

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 #175E42 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 #175E42 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

← #175E41  ·  #175E43 →

Frequently asked questions

What color is #175E42?

#175E42 is Deep Green, a green color (RGB 23, 94, 66). Its closest standard named color is DarkSlateGray.

What is the RGB and HSL of #175E42?

#175E42 is RGB 23, 94, 66 — HSL 156°, 61%, 23% — CMYK 76%, 0%, 30%, 63%.

What colors go with #175E42?

Its complement is #5E1733; analogous partners are #175E1E and #17575E. It also appears in 6+ palettes in our collection.

Can I use #175E42 for text?

White text on #175E42 has a contrast ratio of 7.73:1 (passes WCAG AA); black text gives 2.72:1.