Palettes / Colors / #255B4E

#255B4E — Deep Muted Teal

#255B4E is a teal color we call Deep Muted 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 #255B4E 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.

#255B4E is a cool teal color associated with freshness, clarity and balance. It sits comfortably in the middle: usable for large areas in soft schemes, or as a supporting color beside something stronger.

Its strongest partner is its complement #5B2531; it also sits naturally between #255B33 and #254C5B. 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 15% · Green 36% · Blue 31%

Cyan 59% · Magenta 0% · Yellow 14% · Key 64%

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

Previews

CSS code for #255B4E

.text { color: #255B4E; }
.background { background-color: #255B4E; }
.border { border: 3px solid #255B4E; }
.text-rgb { color: rgb(37, 91, 78); }
.text-hsl { color: hsl(166, 42%, 25%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #255B4E; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(37, 91, 78, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #255B4E; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(37, 91, 78, 0.8); }

HTML: <p style="color:#255B4E">Text here</p> · <div style="background-color:#255B4E">Div content here</div>

Shades of #255B4E

Tints of #255B4E

Tones of #255B4E

Color harmonies

Complementary — #5B2531:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #255B4E: #FFFFFF.

Semi-transparent (opacity) text on #255B4E

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 #255B4E 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 #255B4E 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

← #255B4D  ·  #255B4F →

Frequently asked questions

What color is #255B4E?

#255B4E is Deep Muted Teal, a teal color (RGB 37, 91, 78). Its closest standard named color is DarkSlateGray.

What is the RGB and HSL of #255B4E?

#255B4E is RGB 37, 91, 78 — HSL 166°, 42%, 25% — CMYK 59%, 0%, 14%, 64%.

What colors go with #255B4E?

Its complement is #5B2531; analogous partners are #255B33 and #254C5B. It also appears in 6+ palettes in our collection.

Can I use #255B4E for text?

White text on #255B4E has a contrast ratio of 7.82:1 (passes WCAG AA); black text gives 2.69:1.