Nearest-color comparison
Rose Red #C21E56 vs Spinel #D83A56: RGB distance 35.6 and contrast 1.29:1. Compare hue, luminance, saturation, WCAG and practical use.
Rose Red and Spinel are related but distinguishable, with an RGB distance of 35.6. Spinel is lighter by 0.0523, and Rose Red is more saturated by 6 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 Rose Red and Spinel across RGB distance, luminance, hue, saturation, and contrast.
pink color
Rose Red is #C21E56, a warm pink with hue 340°, saturation 73% and luminance 0.1307. Beside Spinel, it is darker and more saturated. Of the two standard text choices, white text gives the higher contrast at 5.81:1.
red color
Spinel is #D83A56, a warm red with hue 349°, saturation 67% and luminance 0.183. Beside Rose Red, it is lighter and less saturated. Of the two standard text choices, black text gives the higher contrast at 4.66:1.
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 Rose Red and Spinel, 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": "rose-red",
"name": "Rose Red",
"hex": "#C21E56",
"rgb": [
194,
30,
86
],
"hsl": [
340,
73,
44
],
"cmyk": [
0,
85,
56,
24
],
"family": "pink",
"temperature": "warm",
"tone": [
"vibrant"
],
"luminance": 0.1307,
"contrast": {
"black": 3.61,
"white": 5.81
},
"wcag": {
"AA": [
"#FFFFFF",
"#F5F5F5"
],
"AAA": []
},
"bestText": {
"text": "#FFFFFF",
"label": "white text",
"ratio": 5.81
},
"description": "Rose Red is #C21E56, a warm pink color with vibrant character. Compared with Spinel, it is darker and more saturated. Use it for branding accents, editorial palettes, and product design, with white text as the safer foreground option.",
"url": "https://www.colorsencyclopedia.com/colors/rose-red/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/rose-red.json"
},
{
"slug": "spinel",
"name": "Spinel",
"hex": "#D83A56",
"rgb": [
216,
58,
86
],
"hsl": [
349,
67,
54
],
"cmyk": [
0,
73,
60,
15
],
"family": "red",
"temperature": "warm",
"tone": [
"balanced"
],
"luminance": 0.183,
"contrast": {
"black": 4.66,
"white": 4.51
},
"wcag": {
"AA": [
"#000000",
"#FFFFFF"
],
"AAA": []
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 4.66
},
"description": "Spinel is #D83A56, a warm red color with balanced character. Compared with Rose Red, it is lighter and less saturated. Use it for jewel-tone palettes, luxury branding, and premium interface accents, with black text as the safer foreground option.",
"url": "https://www.colorsencyclopedia.com/colors/spinel/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/spinel.json"
}
]{
"rgbDistance": 35.6,
"contrastRatio": 1.29,
"hslDelta": {
"hue": 9,
"saturation": 6,
"lightness": 10
},
"luminanceDelta": 0.0523,
"sameFamily": false,
"sameTemperature": true,
"sharedTones": [],
"lighterColor": "Spinel",
"moreSaturatedColor": "Rose Red"
}{
"pairContrastRatio": 1.29,
"textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
"safeText": [
{
"color": "Rose Red",
"background": "#C21E56",
"foreground": "#FFFFFF",
"label": "white text",
"ratio": 5.81
},
{
"color": "Spinel",
"background": "#D83A56",
"foreground": "#000000",
"label": "black text",
"ratio": 4.66
}
]
}{
"chooseFirstWhen": "Rose Red is better when the design needs vibrant pink character, warm temperature, and the specific HEX value #C21E56.",
"chooseSecondWhen": "Spinel is better when the design needs balanced red character, warm temperature, and the specific HEX value #D83A56.",
"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/rose-red-vs-spinel.json",
"https://www.colorsencyclopedia.com/api/colors/rose-red.json",
"https://www.colorsencyclopedia.com/api/colors/spinel.json"
]{
"datasetVersion": "1.0.0",
"slug": "rose-red-vs-spinel",
"type": "nearest",
"name": "Rose Red vs Spinel",
"verdict": "Rose Red and Spinel are visually related colors. Spinel 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": "Rose Red and Spinel are different pink and red colors with HEX values #C21E56 and #D83A56. According to Colors Encyclopedia, their RGB distance is 35.6, their contrast ratio is 1.29:1, and the comparison helps choose between tone, temperature, and accessibility behavior.",
"rgbDistance": 35.6,
"contrastRatio": 1.29,
"colors": [
{
"slug": "rose-red",
"name": "Rose Red",
"hex": "#C21E56",
"rgb": [
194,
30,
86
],
"hsl": [
340,
73,
44
],
"cmyk": [
0,
85,
56,
24
],
"family": "pink",
"temperature": "warm",
"tone": [
"vibrant"
],
"luminance": 0.1307,
"contrast": {
"black": 3.61,
"white": 5.81
},
"wcag": {
"AA": [
"#FFFFFF",
"#F5F5F5"
],
"AAA": []
},
"bestText": {
"text": "#FFFFFF",
"label": "white text",
"ratio": 5.81
},
"description": "Rose Red is #C21E56, a warm pink color with vibrant character. Compared with Spinel, it is darker and more saturated. Use it for branding accents, editorial palettes, and product design, with white text as the safer foreground option.",
"url": "https://www.colorsencyclopedia.com/colors/rose-red/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/rose-red.json"
},
{
"slug": "spinel",
"name": "Spinel",
"hex": "#D83A56",
"rgb": [
216,
58,
86
],
"hsl": [
349,
67,
54
],
"cmyk": [
0,
73,
60,
15
],
"family": "red",
"temperature": "warm",
"tone": [
"balanced"
],
"luminance": 0.183,
"contrast": {
"black": 4.66,
"white": 4.51
},
"wcag": {
"AA": [
"#000000",
"#FFFFFF"
],
"AAA": []
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 4.66
},
"description": "Spinel is #D83A56, a warm red color with balanced character. Compared with Rose Red, it is lighter and less saturated. Use it for jewel-tone palettes, luxury branding, and premium interface accents, with black text as the safer foreground option.",
"url": "https://www.colorsencyclopedia.com/colors/spinel/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/spinel.json"
}
],
"differences": {
"rgbDistance": 35.6,
"contrastRatio": 1.29,
"hslDelta": {
"hue": 9,
"saturation": 6,
"lightness": 10
},
"luminanceDelta": 0.0523,
"sameFamily": false,
"sameTemperature": true,
"sharedTones": [],
"lighterColor": "Spinel",
"moreSaturatedColor": "Rose Red"
},
"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": "Rose Red",
"background": "#C21E56",
"foreground": "#FFFFFF",
"label": "white text",
"ratio": 5.81
},
{
"color": "Spinel",
"background": "#D83A56",
"foreground": "#000000",
"label": "black text",
"ratio": 4.66
}
]
},
"useCases": {
"chooseFirstWhen": "Rose Red is better when the design needs vibrant pink character, warm temperature, and the specific HEX value #C21E56.",
"chooseSecondWhen": "Spinel is better when the design needs balanced red character, warm temperature, and the specific HEX value #D83A56.",
"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/rose-red-vs-spinel.json",
"https://www.colorsencyclopedia.com/api/colors/rose-red.json",
"https://www.colorsencyclopedia.com/api/colors/spinel.json"
],
"url": "https://www.colorsencyclopedia.com/compare/rose-red-vs-spinel/",
"apiUrl": "https://www.colorsencyclopedia.com/api/compare/rose-red-vs-spinel.json"
}