Nearest-color comparison
Cadet Blue #5F9EA0 vs Light Slate Grey #778899: RGB distance 33.3 and contrast 1.19:1. Compare hue, luminance, saturation, WCAG and practical use.
Cadet Blue and Light Slate Grey are related but distinguishable, with an RGB distance of 33.3. Cadet Blue is lighter by 0.0559, and Cadet Blue is more saturated by 11 percentage points. Their mutual contrast is 1.19:1. The pair is too close for a readable foreground/background combination and works better as neighboring palette colors.
The main measurable differences between Cadet Blue and Light Slate Grey across RGB distance, luminance, hue, saturation, and contrast.
cyan color
Cadet Blue is #5F9EA0, a cool cyan with hue 182°, saturation 25% and luminance 0.2942. Beside Light Slate Grey, it is lighter and more saturated. Of the two standard text choices, black text gives the higher contrast at 6.88:1.
blue color
Light Slate Grey is #778899, a cool blue with hue 210°, saturation 14% and luminance 0.2383. Beside Cadet Blue, it is darker and less saturated. Of the two standard text choices, black text gives the higher contrast at 5.77:1.
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 Cadet Blue and Light Slate Grey, 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": "cadet-blue",
"name": "Cadet Blue",
"hex": "#5F9EA0",
"rgb": [
95,
158,
160
],
"hsl": [
182,
25,
50
],
"cmyk": [
41,
1,
0,
37
],
"family": "cyan",
"temperature": "cool",
"tone": [
"muted"
],
"luminance": 0.2942,
"contrast": {
"black": 6.88,
"white": 3.05
},
"wcag": {
"AA": [
"#000000",
"#1A1A1A"
],
"AAA": []
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 6.88
},
"description": "Cadet Blue is #5F9EA0, a cool cyan color with muted character. Compared with Light Slate Grey, 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/cadet-blue/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/cadet-blue.json"
},
{
"slug": "light-slate-grey",
"name": "Light Slate Grey",
"hex": "#778899",
"rgb": [
119,
136,
153
],
"hsl": [
210,
14,
53
],
"cmyk": [
22,
11,
0,
40
],
"family": "blue",
"temperature": "cool",
"tone": [
"muted"
],
"luminance": 0.2383,
"contrast": {
"black": 5.77,
"white": 3.64
},
"wcag": {
"AA": [
"#000000",
"#1A1A1A"
],
"AAA": []
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 5.77
},
"description": "Light Slate Grey is #778899, a cool blue color with muted character. Compared with Cadet Blue, 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/light-slate-grey/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/light-slate-grey.json"
}
]{
"rgbDistance": 33.3,
"contrastRatio": 1.19,
"hslDelta": {
"hue": 28,
"saturation": 11,
"lightness": 3
},
"luminanceDelta": 0.0559,
"sameFamily": false,
"sameTemperature": true,
"sharedTones": [
"muted"
],
"lighterColor": "Cadet Blue",
"moreSaturatedColor": "Cadet Blue"
}{
"pairContrastRatio": 1.19,
"textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
"safeText": [
{
"color": "Cadet Blue",
"background": "#5F9EA0",
"foreground": "#000000",
"label": "black text",
"ratio": 6.88
},
{
"color": "Light Slate Grey",
"background": "#778899",
"foreground": "#000000",
"label": "black text",
"ratio": 5.77
}
]
}{
"chooseFirstWhen": "Cadet Blue is better when the design needs muted cyan character, cool temperature, and the specific HEX value #5F9EA0.",
"chooseSecondWhen": "Light Slate Grey is better when the design needs muted blue character, cool temperature, and the specific HEX value #778899.",
"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/cadet-blue-vs-light-slate-grey.json",
"https://www.colorsencyclopedia.com/api/colors/cadet-blue.json",
"https://www.colorsencyclopedia.com/api/colors/light-slate-grey.json"
]{
"datasetVersion": "1.0.0",
"slug": "cadet-blue-vs-light-slate-grey",
"type": "nearest",
"name": "Cadet Blue vs Light Slate Grey",
"verdict": "Cadet Blue and Light Slate Grey are visually related colors. Cadet Blue is the lighter option. They share similar temperature behavior. Their mutual contrast is 1.19:1, so the pair is too low for text and better treated as a palette relationship.",
"summary": "Cadet Blue and Light Slate Grey are different cyan and blue colors with HEX values #5F9EA0 and #778899. According to Colors Encyclopedia, their RGB distance is 33.3, their contrast ratio is 1.19:1, and the comparison helps choose between tone, temperature, and accessibility behavior.",
"rgbDistance": 33.3,
"contrastRatio": 1.19,
"colors": [
{
"slug": "cadet-blue",
"name": "Cadet Blue",
"hex": "#5F9EA0",
"rgb": [
95,
158,
160
],
"hsl": [
182,
25,
50
],
"cmyk": [
41,
1,
0,
37
],
"family": "cyan",
"temperature": "cool",
"tone": [
"muted"
],
"luminance": 0.2942,
"contrast": {
"black": 6.88,
"white": 3.05
},
"wcag": {
"AA": [
"#000000",
"#1A1A1A"
],
"AAA": []
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 6.88
},
"description": "Cadet Blue is #5F9EA0, a cool cyan color with muted character. Compared with Light Slate Grey, 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/cadet-blue/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/cadet-blue.json"
},
{
"slug": "light-slate-grey",
"name": "Light Slate Grey",
"hex": "#778899",
"rgb": [
119,
136,
153
],
"hsl": [
210,
14,
53
],
"cmyk": [
22,
11,
0,
40
],
"family": "blue",
"temperature": "cool",
"tone": [
"muted"
],
"luminance": 0.2383,
"contrast": {
"black": 5.77,
"white": 3.64
},
"wcag": {
"AA": [
"#000000",
"#1A1A1A"
],
"AAA": []
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 5.77
},
"description": "Light Slate Grey is #778899, a cool blue color with muted character. Compared with Cadet Blue, 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/light-slate-grey/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/light-slate-grey.json"
}
],
"differences": {
"rgbDistance": 33.3,
"contrastRatio": 1.19,
"hslDelta": {
"hue": 28,
"saturation": 11,
"lightness": 3
},
"luminanceDelta": 0.0559,
"sameFamily": false,
"sameTemperature": true,
"sharedTones": [
"muted"
],
"lighterColor": "Cadet Blue",
"moreSaturatedColor": "Cadet Blue"
},
"accessibility": {
"pairContrastRatio": 1.19,
"textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
"safeText": [
{
"color": "Cadet Blue",
"background": "#5F9EA0",
"foreground": "#000000",
"label": "black text",
"ratio": 6.88
},
{
"color": "Light Slate Grey",
"background": "#778899",
"foreground": "#000000",
"label": "black text",
"ratio": 5.77
}
]
},
"useCases": {
"chooseFirstWhen": "Cadet Blue is better when the design needs muted cyan character, cool temperature, and the specific HEX value #5F9EA0.",
"chooseSecondWhen": "Light Slate Grey is better when the design needs muted blue character, cool temperature, and the specific HEX value #778899.",
"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/cadet-blue-vs-light-slate-grey.json",
"https://www.colorsencyclopedia.com/api/colors/cadet-blue.json",
"https://www.colorsencyclopedia.com/api/colors/light-slate-grey.json"
],
"url": "https://www.colorsencyclopedia.com/compare/cadet-blue-vs-light-slate-grey/",
"apiUrl": "https://www.colorsencyclopedia.com/api/compare/cadet-blue-vs-light-slate-grey.json"
}