Nearest-color comparison

Persian Blue vs Sapphire

Persian Blue and Sapphire are different blue colors with HEX values #1C39BB and #0F52BA. According to Colors Encyclopedia, their RGB distance is 28.2, their contrast ratio is 1.25:1, and the comparison helps choose between tone, temperature, and accessibility behavior.

Persian Blue and Sapphire are visually related colors. Sapphire is the lighter option. They share similar temperature behavior. Their mutual contrast is 1.25:1, so the pair is too low for text and better treated as a palette relationship.

Differences Use cases Accessibility JSON

Persian Blue#1C39BB

Sapphire#0F52BA

Quick Difference Summary

The main measurable differences between Persian Blue and Sapphire across RGB distance, luminance, hue, saturation, and contrast.

RGB distance28.2

Pair contrast1.25:1

Luminance delta0.0292

Hue delta13 deg

Lighter colorSapphire

More saturatedSapphire

Side-by-Side Color Profiles

blue color

Persian Blue

Persian Blue is #1C39BB, a cool blue color with vibrant and jewel tone character. Compared with Sapphire, it is darker and less saturated. Use it for historical references, pigment palettes, and cultural color systems, with white text as the safer foreground option.

HEX#1C39BB RGB28, 57, 187 HSL229, 74, 42 CMYK85, 70, 0, 27 Luminance0.0676 Best textwhite text

Color page WCAG HEX atlas

blue color

Sapphire

Sapphire is #0F52BA, a cool blue color with vibrant and jewel tone character. Compared with Persian Blue, it is lighter and more saturated. Use it for interfaces, brand systems, and technical design, with white text as the safer foreground option.

HEX#0F52BA RGB15, 82, 186 HSL216, 85, 39 CMYK92, 56, 0, 27 Luminance0.0968 Best textwhite text

Color page WCAG HEX atlas

When to Use Persian Blue or Sapphire

Choose Persian BluePersian Blue is better when the design needs vibrant and jewel tone blue character, cool temperature, and the specific HEX value #1C39BB.

Choose SapphireSapphire is better when the design needs vibrant and jewel tone blue character, cool temperature, and the specific HEX value #0F52BA.

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

Technical Comparison Table

PropertyPersian BlueSapphire

HEX#1C39BB#0F52BA

RGB28, 57, 18715, 82, 186

HSL229, 74, 42216, 85, 39

CMYK85, 70, 0, 2792, 56, 0, 27

FamilyBlueBlue

TemperatureCoolCool

ToneVibrant, Jewel ToneVibrant, Jewel Tone

Luminance0.06760.0968

Black contrast2.35:12.94:1

White contrast8.93:17.15:1

Shared tonesVibrant, Jewel Tone

Accessibility and Contrast

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

Persian Bluewhite text - 8.93:1

Sapphirewhite text - 7.15:1

Related Palette Strip

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

Persian Blue#1C39BB

Sapphire#0F52BA

#4E69E4#4E69E4

#347FEF#347FEF

#BA9D1C#BA9D1C

#B8740F#B8740F

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": "persian-blue",
    "name": "Persian Blue",
    "hex": "#1C39BB",
    "rgb": [
      28,
      57,
      187
    ],
    "hsl": [
      229,
      74,
      42
    ],
    "cmyk": [
      85,
      70,
      0,
      27
    ],
    "family": "blue",
    "temperature": "cool",
    "tone": [
      "vibrant",
      "jewel-tone"
    ],
    "luminance": 0.0676,
    "contrast": {
      "black": 2.35,
      "white": 8.93
    },
    "wcag": {
      "AA": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "AAA": [
        "#FFFFFF",
        "#F5F5F5"
      ]
    },
    "bestText": {
      "text": "#FFFFFF",
      "label": "white text",
      "ratio": 8.93
    },
    "description": "Persian Blue is #1C39BB, a cool blue color with vibrant and jewel tone character. Compared with Sapphire, it is darker and less saturated. Use it for historical references, pigment palettes, and cultural color systems, with white text as the safer foreground option.",
    "url": "https://www.colorsencyclopedia.com/colors/persian-blue/",
    "apiUrl": "https://www.colorsencyclopedia.com/api/colors/persian-blue.json"
  },
  {
    "slug": "sapphire",
    "name": "Sapphire",
    "hex": "#0F52BA",
    "rgb": [
      15,
      82,
      186
    ],
    "hsl": [
      216,
      85,
      39
    ],
    "cmyk": [
      92,
      56,
      0,
      27
    ],
    "family": "blue",
    "temperature": "cool",
    "tone": [
      "vibrant",
      "jewel-tone"
    ],
    "luminance": 0.0968,
    "contrast": {
      "black": 2.94,
      "white": 7.15
    },
    "wcag": {
      "AA": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "AAA": [
        "#FFFFFF"
      ]
    },
    "bestText": {
      "text": "#FFFFFF",
      "label": "white text",
      "ratio": 7.15
    },
    "description": "Sapphire is #0F52BA, a cool blue color with vibrant and jewel tone character. Compared with Persian Blue, it is lighter and more saturated. Use it for interfaces, brand systems, and technical design, with white text as the safer foreground option.",
    "url": "https://www.colorsencyclopedia.com/colors/sapphire/",
    "apiUrl": "https://www.colorsencyclopedia.com/api/colors/sapphire.json"
  }
]

Differences

{
  "rgbDistance": 28.2,
  "contrastRatio": 1.25,
  "hslDelta": {
    "hue": 13,
    "saturation": 11,
    "lightness": 3
  },
  "luminanceDelta": 0.0292,
  "sameFamily": true,
  "sameTemperature": true,
  "sharedTones": [
    "vibrant",
    "jewel-tone"
  ],
  "lighterColor": "Sapphire",
  "moreSaturatedColor": "Sapphire"
}

Accessibility

{
  "pairContrastRatio": 1.25,
  "textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
  "safeText": [
    {
      "color": "Persian Blue",
      "background": "#1C39BB",
      "foreground": "#FFFFFF",
      "label": "white text",
      "ratio": 8.93
    },
    {
      "color": "Sapphire",
      "background": "#0F52BA",
      "foreground": "#FFFFFF",
      "label": "white text",
      "ratio": 7.15
    }
  ]
}

Use cases

{
  "chooseFirstWhen": "Persian Blue is better when the design needs vibrant and jewel tone blue character, cool temperature, and the specific HEX value #1C39BB.",
  "chooseSecondWhen": "Sapphire is better when the design needs vibrant and jewel tone blue character, cool temperature, and the specific HEX value #0F52BA.",
  "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/persian-blue-vs-sapphire.json",
  "https://www.colorsencyclopedia.com/api/colors/persian-blue.json",
  "https://www.colorsencyclopedia.com/api/colors/sapphire.json"
]

Full JSON dataset

{
  "datasetVersion": "1.0.0",
  "slug": "persian-blue-vs-sapphire",
  "type": "nearest",
  "name": "Persian Blue vs Sapphire",
  "verdict": "Persian Blue and Sapphire are visually related colors. Sapphire is the lighter option. They share similar temperature behavior. Their mutual contrast is 1.25:1, so the pair is too low for text and better treated as a palette relationship.",
  "summary": "Persian Blue and Sapphire are different blue colors with HEX values #1C39BB and #0F52BA. According to Colors Encyclopedia, their RGB distance is 28.2, their contrast ratio is 1.25:1, and the comparison helps choose between tone, temperature, and accessibility behavior.",
  "rgbDistance": 28.2,
  "contrastRatio": 1.25,
  "colors": [
    {
      "slug": "persian-blue",
      "name": "Persian Blue",
      "hex": "#1C39BB",
      "rgb": [
        28,
        57,
        187
      ],
      "hsl": [
        229,
        74,
        42
      ],
      "cmyk": [
        85,
        70,
        0,
        27
      ],
      "family": "blue",
      "temperature": "cool",
      "tone": [
        "vibrant",
        "jewel-tone"
      ],
      "luminance": 0.0676,
      "contrast": {
        "black": 2.35,
        "white": 8.93
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": [
          "#FFFFFF",
          "#F5F5F5"
        ]
      },
      "bestText": {
        "text": "#FFFFFF",
        "label": "white text",
        "ratio": 8.93
      },
      "description": "Persian Blue is #1C39BB, a cool blue color with vibrant and jewel tone character. Compared with Sapphire, it is darker and less saturated. Use it for historical references, pigment palettes, and cultural color systems, with white text as the safer foreground option.",
      "url": "https://www.colorsencyclopedia.com/colors/persian-blue/",
      "apiUrl": "https://www.colorsencyclopedia.com/api/colors/persian-blue.json"
    },
    {
      "slug": "sapphire",
      "name": "Sapphire",
      "hex": "#0F52BA",
      "rgb": [
        15,
        82,
        186
      ],
      "hsl": [
        216,
        85,
        39
      ],
      "cmyk": [
        92,
        56,
        0,
        27
      ],
      "family": "blue",
      "temperature": "cool",
      "tone": [
        "vibrant",
        "jewel-tone"
      ],
      "luminance": 0.0968,
      "contrast": {
        "black": 2.94,
        "white": 7.15
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": [
          "#FFFFFF"
        ]
      },
      "bestText": {
        "text": "#FFFFFF",
        "label": "white text",
        "ratio": 7.15
      },
      "description": "Sapphire is #0F52BA, a cool blue color with vibrant and jewel tone character. Compared with Persian Blue, it is lighter and more saturated. Use it for interfaces, brand systems, and technical design, with white text as the safer foreground option.",
      "url": "https://www.colorsencyclopedia.com/colors/sapphire/",
      "apiUrl": "https://www.colorsencyclopedia.com/api/colors/sapphire.json"
    }
  ],
  "differences": {
    "rgbDistance": 28.2,
    "contrastRatio": 1.25,
    "hslDelta": {
      "hue": 13,
      "saturation": 11,
      "lightness": 3
    },
    "luminanceDelta": 0.0292,
    "sameFamily": true,
    "sameTemperature": true,
    "sharedTones": [
      "vibrant",
      "jewel-tone"
    ],
    "lighterColor": "Sapphire",
    "moreSaturatedColor": "Sapphire"
  },
  "accessibility": {
    "pairContrastRatio": 1.25,
    "textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
    "safeText": [
      {
        "color": "Persian Blue",
        "background": "#1C39BB",
        "foreground": "#FFFFFF",
        "label": "white text",
        "ratio": 8.93
      },
      {
        "color": "Sapphire",
        "background": "#0F52BA",
        "foreground": "#FFFFFF",
        "label": "white text",
        "ratio": 7.15
      }
    ]
  },
  "useCases": {
    "chooseFirstWhen": "Persian Blue is better when the design needs vibrant and jewel tone blue character, cool temperature, and the specific HEX value #1C39BB.",
    "chooseSecondWhen": "Sapphire is better when the design needs vibrant and jewel tone blue character, cool temperature, and the specific HEX value #0F52BA.",
    "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/persian-blue-vs-sapphire.json",
    "https://www.colorsencyclopedia.com/api/colors/persian-blue.json",
    "https://www.colorsencyclopedia.com/api/colors/sapphire.json"
  ],
  "url": "https://www.colorsencyclopedia.com/compare/persian-blue-vs-sapphire/",
  "apiUrl": "https://www.colorsencyclopedia.com/api/compare/persian-blue-vs-sapphire.json"
}