Nearest-color comparison

Medium Aquamarine vs Medium Turquoise

Medium Aquamarine and Medium Turquoise are different green and cyan colors with HEX values #66CDAA and #48D1CC. According to Colors Encyclopedia, their RGB distance is 45.5, their contrast ratio is 1.04:1, and the comparison helps choose between tone, temperature, and accessibility behavior.

Medium Aquamarine and Medium Turquoise are visually related colors. Medium Turquoise is the lighter option. They share similar temperature behavior. Their mutual contrast is 1.04:1, so the pair is too low for text and better treated as a palette relationship.

Differences Use cases Accessibility JSON

Medium Aquamarine#66CDAA

Medium Turquoise#48D1CC

Quick Difference Summary

The main measurable differences between Medium Aquamarine and Medium Turquoise across RGB distance, luminance, hue, saturation, and contrast.

RGB distance45.5

Pair contrast1.04:1

Luminance delta0.0195

Hue delta18 deg

Lighter colorMedium Turquoise

More saturatedMedium Turquoise

Side-by-Side Color Profiles

green color

Medium Aquamarine

Medium Aquamarine is #66CDAA, a cool green color with earth tone character. Compared with Medium Turquoise, it is darker and less saturated. Use it for web design, css color systems, and ui prototyping, with black text as the safer foreground option.

HEX#66CDAA RGB102, 205, 170 HSL160, 51, 60 CMYK50, 0, 17, 20 Luminance0.4939 Best textblack text

Color page WCAG HEX atlas

cyan color

Medium Turquoise

Medium Turquoise is #48D1CC, a cool cyan color with balanced character. Compared with Medium Aquamarine, it is lighter and more saturated. Use it for web design, css color systems, and ui prototyping, with black text as the safer foreground option.

HEX#48D1CC RGB72, 209, 204 HSL178, 60, 55 CMYK66, 0, 2, 18 Luminance0.5134 Best textblack text

Color page WCAG HEX atlas

When to Use Medium Aquamarine or Medium Turquoise

Choose Medium AquamarineMedium Aquamarine is better when the design needs earth tone green character, cool temperature, and the specific HEX value #66CDAA.

Choose Medium TurquoiseMedium Turquoise is better when the design needs balanced cyan character, cool temperature, and the specific HEX value #48D1CC.

Use togetherUse these colors together as related palette neighbors, subtle material differences, or tonal alternatives rather than readable foreground/background pairs.

Technical Comparison Table

PropertyMedium AquamarineMedium Turquoise

HEX#66CDAA#48D1CC

RGB102, 205, 17072, 209, 204

HSL160, 51, 60178, 60, 55

CMYK50, 0, 17, 2066, 0, 2, 18

FamilyGreenCyan

TemperatureCoolCool

ToneEarth ToneBalanced

Luminance0.49390.5134

Black contrast10.88:111.27:1

White contrast1.93:11.86:1

Shared tonesNone

Accessibility and Contrast

Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.

Medium Aquamarineblack text - 10.88:1

Medium Turquoiseblack text - 11.27:1

Related Palette Strip

A compact visual strip showing the two compared colors with nearby harmony and variant context.

Medium Aquamarine#66CDAA

Medium Turquoise#48D1CC

#AAE4D0#AAE4D0

#91E3E1#91E3E1

#CD6588#CD6588

#D1474C#D1474C

colorsBoth named color records with HEX, RGB, HSL, CMYK, luminance, WCAG, and links

differencesRGB distance, HSL deltas, luminance delta, contrast, and shared attributes

accessibilityPair contrast and safer text choices for each color

useCasesWhen to choose each color and when to use them together

relatedApiMachine-readable comparison and color endpoints

Structured sections

Colors

[
  {
    "slug": "medium-aquamarine",
    "name": "Medium Aquamarine",
    "hex": "#66CDAA",
    "rgb": [
      102,
      205,
      170
    ],
    "hsl": [
      160,
      51,
      60
    ],
    "cmyk": [
      50,
      0,
      17,
      20
    ],
    "family": "green",
    "temperature": "cool",
    "tone": [
      "earth-tone"
    ],
    "luminance": 0.4939,
    "contrast": {
      "black": 10.88,
      "white": 1.93
    },
    "wcag": {
      "AA": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ],
      "AAA": [
        "#000000",
        "#1A1A1A"
      ]
    },
    "bestText": {
      "text": "#000000",
      "label": "black text",
      "ratio": 10.88
    },
    "description": "Medium Aquamarine is #66CDAA, a cool green color with earth tone character. Compared with Medium Turquoise, it is darker and less saturated. Use it for web design, css color systems, and ui prototyping, with black text as the safer foreground option.",
    "url": "https://www.colorsencyclopedia.com/colors/medium-aquamarine/",
    "apiUrl": "https://www.colorsencyclopedia.com/api/colors/medium-aquamarine.json"
  },
  {
    "slug": "medium-turquoise",
    "name": "Medium Turquoise",
    "hex": "#48D1CC",
    "rgb": [
      72,
      209,
      204
    ],
    "hsl": [
      178,
      60,
      55
    ],
    "cmyk": [
      66,
      0,
      2,
      18
    ],
    "family": "cyan",
    "temperature": "cool",
    "tone": [
      "balanced"
    ],
    "luminance": 0.5134,
    "contrast": {
      "black": 11.27,
      "white": 1.86
    },
    "wcag": {
      "AA": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ],
      "AAA": [
        "#000000",
        "#1A1A1A"
      ]
    },
    "bestText": {
      "text": "#000000",
      "label": "black text",
      "ratio": 11.27
    },
    "description": "Medium Turquoise is #48D1CC, a cool cyan color with balanced character. Compared with Medium Aquamarine, it is lighter and more saturated. Use it for web design, css color systems, and ui prototyping, with black text as the safer foreground option.",
    "url": "https://www.colorsencyclopedia.com/colors/medium-turquoise/",
    "apiUrl": "https://www.colorsencyclopedia.com/api/colors/medium-turquoise.json"
  }
]

Differences

{
  "rgbDistance": 45.5,
  "contrastRatio": 1.04,
  "hslDelta": {
    "hue": 18,
    "saturation": 9,
    "lightness": 5
  },
  "luminanceDelta": 0.0195,
  "sameFamily": false,
  "sameTemperature": true,
  "sharedTones": [],
  "lighterColor": "Medium Turquoise",
  "moreSaturatedColor": "Medium Turquoise"
}

Accessibility

{
  "pairContrastRatio": 1.04,
  "textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
  "safeText": [
    {
      "color": "Medium Aquamarine",
      "background": "#66CDAA",
      "foreground": "#000000",
      "label": "black text",
      "ratio": 10.88
    },
    {
      "color": "Medium Turquoise",
      "background": "#48D1CC",
      "foreground": "#000000",
      "label": "black text",
      "ratio": 11.27
    }
  ]
}

Use cases

{
  "chooseFirstWhen": "Medium Aquamarine is better when the design needs earth tone green character, cool temperature, and the specific HEX value #66CDAA.",
  "chooseSecondWhen": "Medium Turquoise is better when the design needs balanced cyan character, cool temperature, and the specific HEX value #48D1CC.",
  "useTogetherWhen": "Use these colors together as related palette neighbors, subtle material differences, or tonal alternatives rather than readable foreground/background pairs."
}

Related API

[
  "https://www.colorsencyclopedia.com/api/compare/medium-aquamarine-vs-medium-turquoise.json",
  "https://www.colorsencyclopedia.com/api/colors/medium-aquamarine.json",
  "https://www.colorsencyclopedia.com/api/colors/medium-turquoise.json"
]

Full JSON dataset

{
  "datasetVersion": "1.0.0",
  "slug": "medium-aquamarine-vs-medium-turquoise",
  "type": "nearest",
  "name": "Medium Aquamarine vs Medium Turquoise",
  "verdict": "Medium Aquamarine and Medium Turquoise are visually related colors. Medium Turquoise is the lighter option. They share similar temperature behavior. Their mutual contrast is 1.04:1, so the pair is too low for text and better treated as a palette relationship.",
  "summary": "Medium Aquamarine and Medium Turquoise are different green and cyan colors with HEX values #66CDAA and #48D1CC. According to Colors Encyclopedia, their RGB distance is 45.5, their contrast ratio is 1.04:1, and the comparison helps choose between tone, temperature, and accessibility behavior.",
  "rgbDistance": 45.5,
  "contrastRatio": 1.04,
  "colors": [
    {
      "slug": "medium-aquamarine",
      "name": "Medium Aquamarine",
      "hex": "#66CDAA",
      "rgb": [
        102,
        205,
        170
      ],
      "hsl": [
        160,
        51,
        60
      ],
      "cmyk": [
        50,
        0,
        17,
        20
      ],
      "family": "green",
      "temperature": "cool",
      "tone": [
        "earth-tone"
      ],
      "luminance": 0.4939,
      "contrast": {
        "black": 10.88,
        "white": 1.93
      },
      "wcag": {
        "AA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ],
        "AAA": [
          "#000000",
          "#1A1A1A"
        ]
      },
      "bestText": {
        "text": "#000000",
        "label": "black text",
        "ratio": 10.88
      },
      "description": "Medium Aquamarine is #66CDAA, a cool green color with earth tone character. Compared with Medium Turquoise, it is darker and less saturated. Use it for web design, css color systems, and ui prototyping, with black text as the safer foreground option.",
      "url": "https://www.colorsencyclopedia.com/colors/medium-aquamarine/",
      "apiUrl": "https://www.colorsencyclopedia.com/api/colors/medium-aquamarine.json"
    },
    {
      "slug": "medium-turquoise",
      "name": "Medium Turquoise",
      "hex": "#48D1CC",
      "rgb": [
        72,
        209,
        204
      ],
      "hsl": [
        178,
        60,
        55
      ],
      "cmyk": [
        66,
        0,
        2,
        18
      ],
      "family": "cyan",
      "temperature": "cool",
      "tone": [
        "balanced"
      ],
      "luminance": 0.5134,
      "contrast": {
        "black": 11.27,
        "white": 1.86
      },
      "wcag": {
        "AA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ],
        "AAA": [
          "#000000",
          "#1A1A1A"
        ]
      },
      "bestText": {
        "text": "#000000",
        "label": "black text",
        "ratio": 11.27
      },
      "description": "Medium Turquoise is #48D1CC, a cool cyan color with balanced character. Compared with Medium Aquamarine, it is lighter and more saturated. Use it for web design, css color systems, and ui prototyping, with black text as the safer foreground option.",
      "url": "https://www.colorsencyclopedia.com/colors/medium-turquoise/",
      "apiUrl": "https://www.colorsencyclopedia.com/api/colors/medium-turquoise.json"
    }
  ],
  "differences": {
    "rgbDistance": 45.5,
    "contrastRatio": 1.04,
    "hslDelta": {
      "hue": 18,
      "saturation": 9,
      "lightness": 5
    },
    "luminanceDelta": 0.0195,
    "sameFamily": false,
    "sameTemperature": true,
    "sharedTones": [],
    "lighterColor": "Medium Turquoise",
    "moreSaturatedColor": "Medium Turquoise"
  },
  "accessibility": {
    "pairContrastRatio": 1.04,
    "textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
    "safeText": [
      {
        "color": "Medium Aquamarine",
        "background": "#66CDAA",
        "foreground": "#000000",
        "label": "black text",
        "ratio": 10.88
      },
      {
        "color": "Medium Turquoise",
        "background": "#48D1CC",
        "foreground": "#000000",
        "label": "black text",
        "ratio": 11.27
      }
    ]
  },
  "useCases": {
    "chooseFirstWhen": "Medium Aquamarine is better when the design needs earth tone green character, cool temperature, and the specific HEX value #66CDAA.",
    "chooseSecondWhen": "Medium Turquoise is better when the design needs balanced cyan character, cool temperature, and the specific HEX value #48D1CC.",
    "useTogetherWhen": "Use these colors together as related palette neighbors, subtle material differences, or tonal alternatives rather than readable foreground/background pairs."
  },
  "relatedApi": [
    "https://www.colorsencyclopedia.com/api/compare/medium-aquamarine-vs-medium-turquoise.json",
    "https://www.colorsencyclopedia.com/api/colors/medium-aquamarine.json",
    "https://www.colorsencyclopedia.com/api/colors/medium-turquoise.json"
  ],
  "url": "https://www.colorsencyclopedia.com/compare/medium-aquamarine-vs-medium-turquoise/",
  "apiUrl": "https://www.colorsencyclopedia.com/api/compare/medium-aquamarine-vs-medium-turquoise.json"
}