Nearest-color comparison
Cornflower #6A8EDB vs Medium Slate Blue #7B68EE: RGB distance 45.8 and contrast 1.29:1. Compare hue, luminance, saturation, WCAG and practical use.
Cornflower and Medium Slate Blue are related but distinguishable, with an RGB distance of 45.8. Cornflower is lighter by 0.0724, and Medium Slate Blue is more saturated by 19 percentage points. Their mutual contrast is 1.29:1. The pair is too close for a readable foreground/background combination and works better as neighboring palette colors.
The main measurable differences between Cornflower and Medium Slate Blue across RGB distance, luminance, hue, saturation, and contrast.
blue color
Cornflower is #6A8EDB, a cool blue with hue 221°, saturation 61% and luminance 0.2752. Beside Medium Slate Blue, it is lighter and less saturated. Of the two standard text choices, black text gives the higher contrast at 6.5:1.
blue color
Medium Slate Blue is #7B68EE, a cool blue with hue 249°, saturation 80% and luminance 0.2028. Beside Cornflower, it is darker and more saturated. Of the two standard text choices, black text gives the higher contrast at 5.06:1.
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 Cornflower and Medium Slate 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": "cornflower",
"name": "Cornflower",
"hex": "#6A8EDB",
"rgb": [
106,
142,
219
],
"hsl": [
221,
61,
64
],
"cmyk": [
52,
35,
0,
14
],
"family": "blue",
"temperature": "cool",
"tone": [
"balanced"
],
"luminance": 0.2752,
"contrast": {
"black": 6.5,
"white": 3.23
},
"wcag": {
"AA": [
"#000000",
"#1A1A1A"
],
"AAA": []
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 6.5
},
"description": "Cornflower is #6A8EDB, a cool blue color with balanced character. Compared with Medium Slate Blue, it is lighter and less saturated. Use it for interfaces, brand systems, and technical design, with black text as the safer foreground option.",
"url": "https://www.colorsencyclopedia.com/colors/cornflower/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/cornflower.json"
},
{
"slug": "medium-slate-blue",
"name": "Medium Slate Blue",
"hex": "#7B68EE",
"rgb": [
123,
104,
238
],
"hsl": [
249,
80,
67
],
"cmyk": [
48,
56,
0,
7
],
"family": "blue",
"temperature": "cool",
"tone": [
"vibrant"
],
"luminance": 0.2028,
"contrast": {
"black": 5.06,
"white": 4.15
},
"wcag": {
"AA": [
"#000000"
],
"AAA": []
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 5.06
},
"description": "Medium Slate Blue is #7B68EE, a cool blue color with vibrant character. Compared with Cornflower, it is darker 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-slate-blue/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/medium-slate-blue.json"
}
]{
"rgbDistance": 45.8,
"contrastRatio": 1.29,
"hslDelta": {
"hue": 28,
"saturation": 19,
"lightness": 3
},
"luminanceDelta": 0.0724,
"sameFamily": true,
"sameTemperature": true,
"sharedTones": [],
"lighterColor": "Cornflower",
"moreSaturatedColor": "Medium Slate Blue"
}{
"pairContrastRatio": 1.29,
"textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
"safeText": [
{
"color": "Cornflower",
"background": "#6A8EDB",
"foreground": "#000000",
"label": "black text",
"ratio": 6.5
},
{
"color": "Medium Slate Blue",
"background": "#7B68EE",
"foreground": "#000000",
"label": "black text",
"ratio": 5.06
}
]
}{
"chooseFirstWhen": "Cornflower is better when the design needs balanced blue character, cool temperature, and the specific HEX value #6A8EDB.",
"chooseSecondWhen": "Medium Slate Blue is better when the design needs vibrant blue character, cool temperature, and the specific HEX value #7B68EE.",
"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/cornflower-vs-medium-slate-blue.json",
"https://www.colorsencyclopedia.com/api/colors/cornflower.json",
"https://www.colorsencyclopedia.com/api/colors/medium-slate-blue.json"
]{
"datasetVersion": "1.0.0",
"slug": "cornflower-vs-medium-slate-blue",
"type": "nearest",
"name": "Cornflower vs Medium Slate Blue",
"verdict": "Cornflower and Medium Slate Blue are visually related colors. Cornflower is the lighter option. They share similar temperature behavior. Their mutual contrast is 1.29:1, so the pair is too low for text and better treated as a palette relationship.",
"summary": "Cornflower and Medium Slate Blue are different blue colors with HEX values #6A8EDB and #7B68EE. According to Colors Encyclopedia, their RGB distance is 45.8, their contrast ratio is 1.29:1, and the comparison helps choose between tone, temperature, and accessibility behavior.",
"rgbDistance": 45.8,
"contrastRatio": 1.29,
"colors": [
{
"slug": "cornflower",
"name": "Cornflower",
"hex": "#6A8EDB",
"rgb": [
106,
142,
219
],
"hsl": [
221,
61,
64
],
"cmyk": [
52,
35,
0,
14
],
"family": "blue",
"temperature": "cool",
"tone": [
"balanced"
],
"luminance": 0.2752,
"contrast": {
"black": 6.5,
"white": 3.23
},
"wcag": {
"AA": [
"#000000",
"#1A1A1A"
],
"AAA": []
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 6.5
},
"description": "Cornflower is #6A8EDB, a cool blue color with balanced character. Compared with Medium Slate Blue, it is lighter and less saturated. Use it for interfaces, brand systems, and technical design, with black text as the safer foreground option.",
"url": "https://www.colorsencyclopedia.com/colors/cornflower/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/cornflower.json"
},
{
"slug": "medium-slate-blue",
"name": "Medium Slate Blue",
"hex": "#7B68EE",
"rgb": [
123,
104,
238
],
"hsl": [
249,
80,
67
],
"cmyk": [
48,
56,
0,
7
],
"family": "blue",
"temperature": "cool",
"tone": [
"vibrant"
],
"luminance": 0.2028,
"contrast": {
"black": 5.06,
"white": 4.15
},
"wcag": {
"AA": [
"#000000"
],
"AAA": []
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 5.06
},
"description": "Medium Slate Blue is #7B68EE, a cool blue color with vibrant character. Compared with Cornflower, it is darker 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-slate-blue/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/medium-slate-blue.json"
}
],
"differences": {
"rgbDistance": 45.8,
"contrastRatio": 1.29,
"hslDelta": {
"hue": 28,
"saturation": 19,
"lightness": 3
},
"luminanceDelta": 0.0724,
"sameFamily": true,
"sameTemperature": true,
"sharedTones": [],
"lighterColor": "Cornflower",
"moreSaturatedColor": "Medium Slate Blue"
},
"accessibility": {
"pairContrastRatio": 1.29,
"textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
"safeText": [
{
"color": "Cornflower",
"background": "#6A8EDB",
"foreground": "#000000",
"label": "black text",
"ratio": 6.5
},
{
"color": "Medium Slate Blue",
"background": "#7B68EE",
"foreground": "#000000",
"label": "black text",
"ratio": 5.06
}
]
},
"useCases": {
"chooseFirstWhen": "Cornflower is better when the design needs balanced blue character, cool temperature, and the specific HEX value #6A8EDB.",
"chooseSecondWhen": "Medium Slate Blue is better when the design needs vibrant blue character, cool temperature, and the specific HEX value #7B68EE.",
"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/cornflower-vs-medium-slate-blue.json",
"https://www.colorsencyclopedia.com/api/colors/cornflower.json",
"https://www.colorsencyclopedia.com/api/colors/medium-slate-blue.json"
],
"url": "https://www.colorsencyclopedia.com/compare/cornflower-vs-medium-slate-blue/",
"apiUrl": "https://www.colorsencyclopedia.com/api/compare/cornflower-vs-medium-slate-blue.json"
}