Palettes / Colors / #51ECAF

#51ECAF — Vivid Green

#51ECAF is a green color we call Vivid Green, closest to the named color Turquoise (#40E0D0). It belongs to the green family.

Color name

Closest CSS keyword: turquoise (#40E0D0) — not an exact match. CSS turquoise gives you #40E0D0, a different color; use #51ECAF 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.

#51ECAF 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 #EC518F; it also sits naturally between #51EC60 and #51DCEC. 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 32% · Green 93% · Blue 69%

Cyan 66% · Magenta 0% · Yellow 26% · Key 7%

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

Previews

CSS code for #51ECAF

.text { color: #51ECAF; }
.background { background-color: #51ECAF; }
.border { border: 3px solid #51ECAF; }
.text-rgb { color: rgb(81, 236, 175); }
.text-hsl { color: hsl(156, 80%, 62%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #51ECAF; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(81, 236, 175, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #51ECAF; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(81, 236, 175, 0.8); }

HTML: <p style="color:#51ECAF">Text here</p> · <div style="background-color:#51ECAF">Div content here</div>

Shades of #51ECAF

Tints of #51ECAF

Tones of #51ECAF

Color harmonies

Complementary — #EC518F:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #51ECAF: #000000.

Semi-transparent (opacity) text on #51ECAF

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 #51ECAF 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 #51ECAF 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

← #51ECAE  ·  #51ECB0 →

Frequently asked questions

What color is #51ECAF?

#51ECAF is Vivid Green, a green color (RGB 81, 236, 175). Its closest standard named color is Turquoise.

What is the RGB and HSL of #51ECAF?

#51ECAF is RGB 81, 236, 175 — HSL 156°, 80%, 62% — CMYK 66%, 0%, 26%, 7%.

What colors go with #51ECAF?

Its complement is #EC518F; analogous partners are #51EC60 and #51DCEC. It also appears in 6+ palettes in our collection.

Can I use #51ECAF for text?

Black text on #51ECAF has a contrast ratio of 13.97:1 (passes WCAG AA); white text gives 1.50:1.