What color is #63CFB4?

#63CFB4 is a medium teal. In RGB it is rgb(99, 207, 180), and in HSL hsl(165, 53%, 60%).

Is #63CFB4 accessible as text?

On white, #63CFB4 has a contrast ratio of 1.89:1 (fails WCAG AA for body text); on black it is 11.11:1 (passes). For text placed on #63CFB4, use black for the best readability.

What is the closest Tailwind color to #63CFB4?

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

What colors go well with #63CFB4?

#63CFB4 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #CF637E. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #63CFB4 below.

Is #63CFB4 good for buttons?

#63CFB4 works well for buttons and highlights, but use black text on #63CFB4 — white text only reaches 1.89:1, below the 4.5:1 needed for normal-size labels.

Is #63CFB4 the same as CSS mediumaquamarine?

No — #63CFB4 is not the CSS named color mediumaquamarine, but mediumaquamarine (#66CDAA) is the closest CSS named color.

#63CFB4 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #63CFB4

Not just a swatch — here's how #63CFB4 works with other colors. Named schemes with #63CFB4 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #63CFB4 Accent #A7C4BC Surface #E0D9BE 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 #63CFB4 Secondary #ADB4B7 Surface #F1F2F0 Support #7994A4 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 #63CFB4 Secondary #AA6E00 Accent #647D4F 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 #63CFB4 Secondary #476C3F Accent #AA6E00 Surface #EDEAD6 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 #63CFB4 Secondary #CDEEE4 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 #63CFB4 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 32/100

Cool

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

Softness 63/100

High

Soft and easy on the eye — gentle backdrops, calm surfaces.

Depth 22/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 49/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 40/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 29/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 42/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 32/100

Low

Workable accent with care around contrast.

Surface fit 47/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 78/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #63CFB4

For UI

For branding

For interior

For fashion

People also use #63CFB4 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 9.8:1. Use

Subtle surface Use #E3F2EE for cards and hover fills. Tint 80

Avoid beside #63C6CF — 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 #63CFB4 at work across the surfaces designers actually ship.

Website / UI

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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: #63CFB4;
  --color-base-rgb: 99 207 180;
  --color-base-oklch: oklch(78.3% 0.108 174.7);
  --color-50: #F3FCFA;
  --color-100: #DFF6F0;
  --color-200: #C1ECE1;
  --color-300: #95DAC9;
  --color-400: #6DC5AF;
  --color-500: #4CA992;
  --color-600: #408271;
  --color-700: #325D52;
  --color-800: #243D37;
  --color-900: #172622;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  medium-aquamarine: {
    50: '#F3FCFA',
    100: '#DFF6F0',
    200: '#C1ECE1',
    300: '#95DAC9',
    400: '#6DC5AF',
    500: '#4CA992',
    600: '#408271',
    700: '#325D52',
    800: '#243D37',
    900: '#172622',
  },
}

$base: #63CFB4;
$base-ink: #141310;
$base-50: #F3FCFA;
$base-100: #DFF6F0;
$base-200: #C1ECE1;
$base-300: #95DAC9;
$base-400: #6DC5AF;
$base-500: #4CA992;
$base-600: #408271;
$base-700: #325D52;
$base-800: #243D37;
$base-900: #172622;
$base-hover: #3ABB9B;
$base-subtle: #D4EDE7;

{
    "color": {
        "base": {
            "value": "#63CFB4",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3FCFA",
                "type": "color"
            },
            "100": {
                "value": "#DFF6F0",
                "type": "color"
            },
            "200": {
                "value": "#C1ECE1",
                "type": "color"
            },
            "300": {
                "value": "#95DAC9",
                "type": "color"
            },
            "400": {
                "value": "#6DC5AF",
                "type": "color"
            },
            "500": {
                "value": "#4CA992",
                "type": "color"
            },
            "600": {
                "value": "#408271",
                "type": "color"
            },
            "700": {
                "value": "#325D52",
                "type": "color"
            },
            "800": {
                "value": "#243D37",
                "type": "color"
            },
            "900": {
                "value": "#172622",
                "type": "color"
            }
        }
    }
}

Palettes built on #63CFB4

Color Lab

Pairs with #63CFB4

UI roles & guardrails

In real applications

Scales

Every model

Export