Nearest-color comparison
Celeste #B2FFFF vs Duck Egg Blue #C3FBF4: RGB distance 20.6 and contrast 1.01:1. Compare hue, luminance, saturation, WCAG and practical use.
Celeste and Duck Egg Blue are very close, with an RGB distance of 20.6. Celeste is lighter by 0.0107, and Celeste is more saturated by 12 percentage points. Their mutual contrast is 1.01:1. The pair is too close for a readable foreground/background combination and works better as neighboring palette colors.
The main measurable differences between Celeste and Duck Egg Blue across RGB distance, luminance, hue, saturation, and contrast.
cyan color
Celeste is #B2FFFF, a cool cyan with hue 180°, saturation 100% and luminance 0.882. Beside Duck Egg Blue, it is lighter and more saturated. Of the two standard text choices, black text gives the higher contrast at 18.64:1.
cyan color
Duck Egg Blue is #C3FBF4, a cool cyan with hue 173°, saturation 88% and luminance 0.8713. Beside Celeste, it is darker and less saturated. Of the two standard text choices, black text gives the higher contrast at 18.43:1.
Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.
Downloadable color comparison infographic
Save a high-resolution comparison infographic with both HEX colors, visual distance, mutual contrast, and accessibility guidance.
A compact visual strip showing the two compared colors with nearby harmony and variant context.
Machine-readable data
Structured comparison data for Celeste and Duck Egg Blue, including color systems, RGB distance, HSL deltas, contrast, accessibility guidance, use cases, and API links.
Colors Encyclopedia
colorsBoth named color records with HEX, RGB, HSL, CMYK, luminance, WCAG, and linksdifferencesRGB distance, HSL deltas, luminance delta, contrast, and shared attributesaccessibilityPair contrast and safer text choices for each coloruseCasesWhen to choose each color and when to use them togetherrelatedApiMachine-readable comparison and color endpoints[
{
"slug": "celeste",
"name": "Celeste",
"hex": "#B2FFFF",
"rgb": [
178,
255,
255
],
"hsl": [
180,
100,
85
],
"cmyk": [
30,
0,
0,
0
],
"family": "cyan",
"temperature": "cool",
"tone": [
"pastel"
],
"luminance": 0.882,
"contrast": {
"black": 18.64,
"white": 1.13
},
"wcag": {
"AA": [
"#000000",
"#1A1A1A",
"#36454F"
],
"AAA": [
"#000000",
"#1A1A1A",
"#36454F"
]
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 18.64
},
"description": "Celeste is #B2FFFF, a cool cyan color with pastel character. Compared with Duck Egg Blue, it is lighter and more saturated. Use it for historical references, pigment palettes, and cultural color systems, with black text as the safer foreground option.",
"url": "https://www.colorsencyclopedia.com/colors/celeste/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/celeste.json"
},
{
"slug": "duck-egg-blue",
"name": "Duck Egg Blue",
"hex": "#C3FBF4",
"rgb": [
195,
251,
244
],
"hsl": [
173,
88,
87
],
"cmyk": [
22,
0,
3,
2
],
"family": "cyan",
"temperature": "cool",
"tone": [
"light",
"pastel"
],
"luminance": 0.8713,
"contrast": {
"black": 18.43,
"white": 1.14
},
"wcag": {
"AA": [
"#000000",
"#1A1A1A",
"#36454F"
],
"AAA": [
"#000000",
"#1A1A1A",
"#36454F"
]
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 18.43
},
"description": "Duck Egg Blue is #C3FBF4, a cool cyan color with light and pastel character. Compared with Celeste, it is darker and less saturated. Use it for botanical palettes, natural product design, and seasonal editorial palettes, with black text as the safer foreground option.",
"url": "https://www.colorsencyclopedia.com/colors/duck-egg-blue/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/duck-egg-blue.json"
}
]{
"rgbDistance": 20.6,
"contrastRatio": 1.01,
"hslDelta": {
"hue": 7,
"saturation": 12,
"lightness": 2
},
"luminanceDelta": 0.0107,
"sameFamily": true,
"sameTemperature": true,
"sharedTones": [
"pastel"
],
"lighterColor": "Celeste",
"moreSaturatedColor": "Celeste"
}{
"pairContrastRatio": 1.01,
"textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
"safeText": [
{
"color": "Celeste",
"background": "#B2FFFF",
"foreground": "#000000",
"label": "black text",
"ratio": 18.64
},
{
"color": "Duck Egg Blue",
"background": "#C3FBF4",
"foreground": "#000000",
"label": "black text",
"ratio": 18.43
}
]
}{
"chooseFirstWhen": "Celeste is better when the design needs pastel cyan character, cool temperature, and the specific HEX value #B2FFFF.",
"chooseSecondWhen": "Duck Egg Blue is better when the design needs light and pastel cyan character, cool temperature, and the specific HEX value #C3FBF4.",
"useTogetherWhen": "Use these colors together as related palette neighbors, subtle material differences, or tonal alternatives rather than readable foreground/background pairs."
}[
"https://www.colorsencyclopedia.com/api/compare/celeste-vs-duck-egg-blue.json",
"https://www.colorsencyclopedia.com/api/colors/celeste.json",
"https://www.colorsencyclopedia.com/api/colors/duck-egg-blue.json"
]{
"datasetVersion": "1.0.0",
"slug": "celeste-vs-duck-egg-blue",
"type": "nearest",
"name": "Celeste vs Duck Egg Blue",
"verdict": "Celeste and Duck Egg Blue are very close colors. Celeste is the lighter option. They share similar temperature behavior. Their mutual contrast is 1.01:1, so the pair is too low for text and better treated as a palette relationship.",
"summary": "Celeste and Duck Egg Blue are different cyan colors with HEX values #B2FFFF and #C3FBF4. According to Colors Encyclopedia, their RGB distance is 20.6, their contrast ratio is 1.01:1, and the comparison helps choose between tone, temperature, and accessibility behavior.",
"rgbDistance": 20.6,
"contrastRatio": 1.01,
"colors": [
{
"slug": "celeste",
"name": "Celeste",
"hex": "#B2FFFF",
"rgb": [
178,
255,
255
],
"hsl": [
180,
100,
85
],
"cmyk": [
30,
0,
0,
0
],
"family": "cyan",
"temperature": "cool",
"tone": [
"pastel"
],
"luminance": 0.882,
"contrast": {
"black": 18.64,
"white": 1.13
},
"wcag": {
"AA": [
"#000000",
"#1A1A1A",
"#36454F"
],
"AAA": [
"#000000",
"#1A1A1A",
"#36454F"
]
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 18.64
},
"description": "Celeste is #B2FFFF, a cool cyan color with pastel character. Compared with Duck Egg Blue, it is lighter and more saturated. Use it for historical references, pigment palettes, and cultural color systems, with black text as the safer foreground option.",
"url": "https://www.colorsencyclopedia.com/colors/celeste/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/celeste.json"
},
{
"slug": "duck-egg-blue",
"name": "Duck Egg Blue",
"hex": "#C3FBF4",
"rgb": [
195,
251,
244
],
"hsl": [
173,
88,
87
],
"cmyk": [
22,
0,
3,
2
],
"family": "cyan",
"temperature": "cool",
"tone": [
"light",
"pastel"
],
"luminance": 0.8713,
"contrast": {
"black": 18.43,
"white": 1.14
},
"wcag": {
"AA": [
"#000000",
"#1A1A1A",
"#36454F"
],
"AAA": [
"#000000",
"#1A1A1A",
"#36454F"
]
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 18.43
},
"description": "Duck Egg Blue is #C3FBF4, a cool cyan color with light and pastel character. Compared with Celeste, it is darker and less saturated. Use it for botanical palettes, natural product design, and seasonal editorial palettes, with black text as the safer foreground option.",
"url": "https://www.colorsencyclopedia.com/colors/duck-egg-blue/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/duck-egg-blue.json"
}
],
"differences": {
"rgbDistance": 20.6,
"contrastRatio": 1.01,
"hslDelta": {
"hue": 7,
"saturation": 12,
"lightness": 2
},
"luminanceDelta": 0.0107,
"sameFamily": true,
"sameTemperature": true,
"sharedTones": [
"pastel"
],
"lighterColor": "Celeste",
"moreSaturatedColor": "Celeste"
},
"accessibility": {
"pairContrastRatio": 1.01,
"textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
"safeText": [
{
"color": "Celeste",
"background": "#B2FFFF",
"foreground": "#000000",
"label": "black text",
"ratio": 18.64
},
{
"color": "Duck Egg Blue",
"background": "#C3FBF4",
"foreground": "#000000",
"label": "black text",
"ratio": 18.43
}
]
},
"useCases": {
"chooseFirstWhen": "Celeste is better when the design needs pastel cyan character, cool temperature, and the specific HEX value #B2FFFF.",
"chooseSecondWhen": "Duck Egg Blue is better when the design needs light and pastel cyan character, cool temperature, and the specific HEX value #C3FBF4.",
"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/celeste-vs-duck-egg-blue.json",
"https://www.colorsencyclopedia.com/api/colors/celeste.json",
"https://www.colorsencyclopedia.com/api/colors/duck-egg-blue.json"
],
"url": "https://www.colorsencyclopedia.com/compare/celeste-vs-duck-egg-blue/",
"apiUrl": "https://www.colorsencyclopedia.com/api/compare/celeste-vs-duck-egg-blue.json"
}