What color is #51C29B?

#51C29B is a medium teal-green. In RGB it is rgb(81, 194, 155), and in HSL hsl(159, 48%, 54%).

Is #51C29B accessible as text?

On white, #51C29B has a contrast ratio of 2.20:1 (fails WCAG AA for body text); on black it is 9.54:1 (passes). For text placed on #51C29B, use black for the best readability.

What is the closest Tailwind color to #51C29B?

The nearest Tailwind CSS token is teal-500 (#00BBA7).

What colors go well with #51C29B?

#51C29B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #C25179. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #51C29B below.

Is #51C29B good for buttons?

#51C29B works well for buttons and highlights, but use black text on #51C29B — white text only reaches 2.20:1, below the 4.5:1 needed for normal-size labels.

Is #51C29B the same as CSS mediumaquamarine?

No — #51C29B is not the CSS named color mediumaquamarine, but mediumaquamarine (#66CDAA) is the closest CSS named color.

#51C29B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #51C29B

Not just a swatch — here's how #51C29B works with other colors. Named schemes with #51C29B in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #51C29B Accent #A7C4BB Surface #E1D9BE Secondary #9AA0A0 Anchor #1B3549

Medium Aquamarine opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Nordic Calm Accent · 5 colors

Accent #51C29B Secondary #ADB4B7 Surface #F1F2F0 Support #7895A3 Anchor #2D3236

Medium Aquamarine keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Warm Autumn Interior Dominant · 5 colors

Dominant #51C29B Secondary #AB6D00 Accent #657D4E Surface #F1EDDD Anchor #392B1E

This palette keeps Medium Aquamarine as the dominant warm neutral, balanced by muted terracotta and olive earth tones and grounded by a deep espresso anchor.

Botanical Studio Lead · 5 colors

Lead #51C29B Secondary #486C3E Accent #AB6D00 Surface #EEEAD6 Anchor #3C2F20

Medium Aquamarine leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #51C29B Secondary #BEE0D1 Support #989286 Ink #16140F

Medium Aquamarine is the single accent in this high-contrast editorial system — set on near-white paper against near-black ink, with a warm grey and a desaturated tint of Medium Aquamarine carrying the quiet middle.

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Color Lab

How #51C29B actually behaves in design work — read from its OKLCH lightness, chroma and hue, not just its raw numbers. Ten signals to help you decide where this color earns its place.

Warmth 34/100

Cool

Reads cool and recessive — calming, technical, good for trust-led UI.

Softness 58/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 26/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 65/100

High

Organic, earthy character — at home in wellness, food and craft brands.

Vintage feel 43/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 34/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 46/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 46/100

Moderate

Workable accent with care around contrast.

Surface fit 39/100

Low

Usable as a tinted surface in measured doses.

Print safety 77/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #51C29B

For UI

For branding

For interior

For fashion

People also use #51C29B with

Mantis Iceberg Mulberry Platinum Dark Slate Gray

UI roles & guardrails

Primary action Safe as a filled button with near-black label. AAA

Body text Do not use for body copy on light surfaces. Avoid

Large display Only on dark surfaces. Avoid

Background Pair with #141310 text at 8.4:1. Use

Subtle surface Use #DFF0EA for cards and hover fills. Tint 80

Avoid beside #51C2C0 — the hue gap is too small to read as intentional. Clash

In real applications

Not a swatch to memorise — a color to build with. Here is #51C29B at work across the surfaces designers actually ship.

Website / UI

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A working theme, generated in seconds.

Dashboard

Revenue

$48.2k ▲ 12%

Brand

AVELINE

Studio

Poster

Nov 14 · 8PM

NIGHT
MARKET

Packaging

BLOOM

Botanical Wash

250 ml

Interior

Every model

Export

:root {
  --color-base: #51C29B;
  --color-base-rgb: 81 194 155;
  --color-base-oklch: oklch(73.8% 0.118 167.4);
  --color-50: #F3FBF9;
  --color-100: #E0F5EE;
  --color-200: #C3EADC;
  --color-300: #99D7C1;
  --color-400: #71C1A5;
  --color-500: #50A587;
  --color-600: #437F6A;
  --color-700: #345B4D;
  --color-800: #253C34;
  --color-900: #182521;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  medium-aquamarine: {
    50: '#F3FBF9',
    100: '#E0F5EE',
    200: '#C3EADC',
    300: '#99D7C1',
    400: '#71C1A5',
    500: '#50A587',
    600: '#437F6A',
    700: '#345B4D',
    800: '#253C34',
    900: '#182521',
  },
}

$base: #51C29B;
$base-ink: #141310;
$base-50: #F3FBF9;
$base-100: #E0F5EE;
$base-200: #C3EADC;
$base-300: #99D7C1;
$base-400: #71C1A5;
$base-500: #50A587;
$base-600: #437F6A;
$base-700: #345B4D;
$base-800: #253C34;
$base-900: #182521;
$base-hover: #39A37E;
$base-subtle: #CFE9E0;

{
    "color": {
        "base": {
            "value": "#51C29B",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3FBF9",
                "type": "color"
            },
            "100": {
                "value": "#E0F5EE",
                "type": "color"
            },
            "200": {
                "value": "#C3EADC",
                "type": "color"
            },
            "300": {
                "value": "#99D7C1",
                "type": "color"
            },
            "400": {
                "value": "#71C1A5",
                "type": "color"
            },
            "500": {
                "value": "#50A587",
                "type": "color"
            },
            "600": {
                "value": "#437F6A",
                "type": "color"
            },
            "700": {
                "value": "#345B4D",
                "type": "color"
            },
            "800": {
                "value": "#253C34",
                "type": "color"
            },
            "900": {
                "value": "#182521",
                "type": "color"
            }
        }
    }
}

Palettes built on #51C29B

Color Lab

Pairs with #51C29B

UI roles & guardrails

In real applications

Scales

Every model

Export