Maroon Colors  ·  Color Library

Palettes / Colors / #175A63

#175A63 — Deep Teal

#175A63 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 #175A63 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.

#175A63 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 #632017; it also sits naturally between #176346 and #173463. In the palettes below you can see it working alongside real color combinations from our collection.

#175A63 · RGB 23, 90, 99

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Color values

HEX#175A63
RGB23, 90, 99
HSL187°, 62%, 24%
HSV187°, 77%, 39%
CMYK77%, 9%, 0%, 61%
XYZ6.26, 8.40, 13.09
Yxy8.40, 0.2256, 0.3025
CIE-Lab34.79, -17.00, -11.15
Hunter Lab28.97, -10.75, -8.40

RGB & CMYK percentages

Red 9% · Green 35% · Blue 39%

Cyan 77% · Magenta 9% · Yellow 0% · Key 61%

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

Previews

Sample text in #175A63 on black
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Sample text in #175A63 on white
Lorem ipsum dolor sit amet, consectetur adipiscing elit.

CSS code for #175A63

.text { color: #175A63; }
.background { background-color: #175A63; }
.border { border: 3px solid #175A63; }
.text-rgb { color: rgb(23, 90, 99); }
.text-hsl { color: hsl(187, 62%, 24%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #175A63; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(23, 90, 99, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #175A63; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(23, 90, 99, 0.8); }

HTML: <p style="color:#175A63">Text here</p> · <div style="background-color:#175A63">Div content here</div>

Shades of #175A63

#15535B#134B53#11444A#103C42#0E353A#0C2D32#0A2629#081E21#061719#040F11

Tints of #175A63

#1E7580#258F9D#2DADBE#3DC0D1#5AC9D8#77D3DF#94DCE6#B5E7EE#D2F0F4#EEFAFB

Tones of #175A63

#1D565E#225258#284E53#2D4A4E#324648#384143

Color harmonies

Complementary — #632017:

Analogous:

Triadic:

Contrast & accessibility

Against white text7.84:1 AAA
Against black text2.68:1 Fails

Best text color on #175A63: #FFFFFF.

Semi-transparent (opacity) text on #175A63

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:

100%
Sample heading text
Smaller body text shows the effect best.

Blended color: · Contrast against #175A63: ·

How #175A63 looks with color blindness

Simulated with standard Machado color-vision-deficiency matrices — useful when this color carries meaning in charts, maps or interfaces:

Protanopia · #343561Deuteranopia · #302B60Tritanopia · #1A5F5F

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:

Bootstrap success · #198754Tailwind slate 600 · #475569Tailwind gray 600 · #4B5563

Palettes with a similar color

These palettes use a close neighbour of #175A63 rather than the exact color:

Palette 003c43
#003C43 · #135D66 · #77B0AA · #E3FEF7
Palette 155263
#155263 · #FF6F3C · #FF9A3C · #FFC93C
Palette Aaffc7
#AAFFC7 · #67C090 · #215B63 · #124170
Lucky Ruby Whisper
#88CA21 · #3FD735 · #2FB06F · #116265
Vivid Ruby Orchard
#217927 · #195A59 · #161E59 · #601973
Smoky Ruby Cinder
#215965 · #2F4C9F · #739ACC · #9FE0E3

Similar colors

The closest colors that actually appear in our palette collection — click any to open its page:

#135D66#155263#215B63#116265#195A59#215965#205D68#215E61#1B515E#165D58#15525B#126468

Browse neighbouring colors

← #175A62  ·  #175A64 →

Frequently asked questions

What color is #175A63?

#175A63 is Deep Teal, a teal color (RGB 23, 90, 99). Its closest standard named color is DarkSlateGray.

What is the RGB and HSL of #175A63?

#175A63 is RGB 23, 90, 99 — HSL 187°, 62%, 24% — CMYK 77%, 9%, 0%, 61%.

What colors go with #175A63?

Its complement is #632017; analogous partners are #176346 and #173463. It also appears in 6+ palettes in our collection.

Can I use #175A63 for text?

White text on #175A63 has a contrast ratio of 7.84:1 (passes WCAG AA); black text gives 2.68:1.