What color is #63C8A6?

#63C8A6 is a medium teal-green. In RGB it is rgb(99, 200, 166), and in HSL hsl(160, 48%, 59%).

Is #63C8A6 accessible as text?

On white, #63C8A6 has a contrast ratio of 2.03:1 (fails WCAG AA for body text); on black it is 10.34:1 (passes). For text placed on #63C8A6, use black for the best readability.

What is the closest Tailwind color to #63C8A6?

The nearest Tailwind CSS token is teal-400 (#00D5BE).

What colors go well with #63C8A6?

#63C8A6 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #C96486. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #63C8A6 below.

Is #63C8A6 good for buttons?

#63C8A6 works well for buttons and highlights, but use black text on #63C8A6 — white text only reaches 2.03:1, below the 4.5:1 needed for normal-size labels.

Is #63C8A6 the same as CSS mediumaquamarine?

No — #63C8A6 is not the CSS named color mediumaquamarine, but mediumaquamarine (#66CDAA) is the closest CSS named color.

#63C8A6 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #63C8A6

Not just a swatch — here's how #63C8A6 works with other colors. Named schemes with #63C8A6 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #63C8A6 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 #63C8A6 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 #63C8A6 Secondary #AB6D00 Accent #657D4F 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 #63C8A6 Secondary #486C3F 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 #63C8A6 Secondary #C8E7DA 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.

Build a working theme in the generator →

Color Lab

How #63C8A6 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 61/100

High

Middle-weight — neither delicate nor heavy.

Depth 24/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 62/100

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 32/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 42/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 38/100

Low

Workable accent with care around contrast.

Surface fit 45/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 79/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #63C8A6

For UI

For branding

For interior

For fashion

People also use #63C8A6 with

Pistachio Iceberg Blush Pink 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 9.1:1. Use

Subtle surface Use #E3F1EC for cards and hover fills. Tint 80

Avoid beside #64C9C9 — 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 #63C8A6 at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

Build faster.

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: #63C8A6;
  --color-base-rgb: 99 200 166;
  --color-base-oklch: oklch(76.2% 0.108 169.0);
  --color-50: #F3FBF9;
  --color-100: #E0F5EE;
  --color-200: #C3EADD;
  --color-300: #99D7C2;
  --color-400: #71C1A6;
  --color-500: #50A588;
  --color-600: #437F6B;
  --color-700: #345B4E;
  --color-800: #253C34;
  --color-900: #182521;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  medium-aquamarine: {
    50: '#F3FBF9',
    100: '#E0F5EE',
    200: '#C3EADD',
    300: '#99D7C2',
    400: '#71C1A6',
    500: '#50A588',
    600: '#437F6B',
    700: '#345B4E',
    800: '#253C34',
    900: '#182521',
  },
}

$base: #63C8A6;
$base-ink: #141310;
$base-50: #F3FBF9;
$base-100: #E0F5EE;
$base-200: #C3EADD;
$base-300: #99D7C2;
$base-400: #71C1A6;
$base-500: #50A588;
$base-600: #437F6B;
$base-700: #345B4E;
$base-800: #253C34;
$base-900: #182521;
$base-hover: #3FB28C;
$base-subtle: #D4EBE3;

{
    "color": {
        "base": {
            "value": "#63C8A6",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3FBF9",
                "type": "color"
            },
            "100": {
                "value": "#E0F5EE",
                "type": "color"
            },
            "200": {
                "value": "#C3EADD",
                "type": "color"
            },
            "300": {
                "value": "#99D7C2",
                "type": "color"
            },
            "400": {
                "value": "#71C1A6",
                "type": "color"
            },
            "500": {
                "value": "#50A588",
                "type": "color"
            },
            "600": {
                "value": "#437F6B",
                "type": "color"
            },
            "700": {
                "value": "#345B4E",
                "type": "color"
            },
            "800": {
                "value": "#253C34",
                "type": "color"
            },
            "900": {
                "value": "#182521",
                "type": "color"
            }
        }
    }
}

Palettes built on #63C8A6

Color Lab

Pairs with #63C8A6

UI roles & guardrails

In real applications

Scales

Every model

Export