Nearest-color comparison
Caution Yellow #FFCC00 vs Cyber Yellow #FFD300: RGB distance 7 and contrast 1.05:1. Compare hue, luminance, saturation, WCAG and practical use.
Caution Yellow and Cyber Yellow are very close, with an RGB distance of 7. Cyber Yellow is lighter by 0.034, and their saturation is equal. Their mutual contrast is 1.05:1. The pair is too close for a readable foreground/background combination and works better as neighboring palette colors.
The main measurable differences between Caution Yellow and Cyber Yellow across RGB distance, luminance, hue, saturation, and contrast.
yellow color
Caution Yellow is #FFCC00, a warm yellow with hue 48°, saturation 100% and luminance 0.6445. Beside Cyber Yellow, it is darker and equally saturated. Of the two standard text choices, black text gives the higher contrast at 13.89:1.
yellow color
Cyber Yellow is #FFD300, a warm yellow with hue 50°, saturation 100% and luminance 0.6785. Beside Caution Yellow, it is lighter and equally saturated. Of the two standard text choices, black text gives the higher contrast at 14.57:1.
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 Caution Yellow and Cyber Yellow, 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": "caution-yellow",
"name": "Caution Yellow",
"hex": "#FFCC00",
"rgb": [
255,
204,
0
],
"hsl": [
48,
100,
50
],
"cmyk": [
0,
20,
100,
0
],
"family": "yellow",
"temperature": "warm",
"tone": [
"vibrant"
],
"luminance": 0.6445,
"contrast": {
"black": 13.89,
"white": 1.51
},
"wcag": {
"AA": [
"#000000",
"#1A1A1A",
"#36454F"
],
"AAA": [
"#000000",
"#1A1A1A"
]
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 13.89
},
"description": "Caution Yellow is #FFCC00, a warm yellow color with vibrant character. Compared with Cyber Yellow, it is darker and similar in saturation. Use it for industrial design, safety systems, and hardware palettes, with black text as the safer foreground option.",
"url": "https://www.colorsencyclopedia.com/colors/caution-yellow/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/caution-yellow.json"
},
{
"slug": "cyber-yellow",
"name": "Cyber Yellow",
"hex": "#FFD300",
"rgb": [
255,
211,
0
],
"hsl": [
50,
100,
50
],
"cmyk": [
0,
17,
100,
0
],
"family": "yellow",
"temperature": "warm",
"tone": [
"vibrant"
],
"luminance": 0.6785,
"contrast": {
"black": 14.57,
"white": 1.44
},
"wcag": {
"AA": [
"#000000",
"#1A1A1A",
"#36454F"
],
"AAA": [
"#000000",
"#1A1A1A"
]
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 14.57
},
"description": "Cyber Yellow is #FFD300, a warm yellow color with vibrant character. Compared with Caution Yellow, it is lighter and similar in saturation. Use it for neon accents, event graphics, and high-energy digital design, with black text as the safer foreground option.",
"url": "https://www.colorsencyclopedia.com/colors/cyber-yellow/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/cyber-yellow.json"
}
]{
"rgbDistance": 7,
"contrastRatio": 1.05,
"hslDelta": {
"hue": 2,
"saturation": 0,
"lightness": 0
},
"luminanceDelta": 0.034,
"sameFamily": true,
"sameTemperature": true,
"sharedTones": [
"vibrant"
],
"lighterColor": "Cyber Yellow",
"moreSaturatedColor": "Caution Yellow"
}{
"pairContrastRatio": 1.05,
"textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
"safeText": [
{
"color": "Caution Yellow",
"background": "#FFCC00",
"foreground": "#000000",
"label": "black text",
"ratio": 13.89
},
{
"color": "Cyber Yellow",
"background": "#FFD300",
"foreground": "#000000",
"label": "black text",
"ratio": 14.57
}
]
}{
"chooseFirstWhen": "Caution Yellow is better when the design needs vibrant yellow character, warm temperature, and the specific HEX value #FFCC00.",
"chooseSecondWhen": "Cyber Yellow is better when the design needs vibrant yellow character, warm temperature, and the specific HEX value #FFD300.",
"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/caution-yellow-vs-cyber-yellow.json",
"https://www.colorsencyclopedia.com/api/colors/caution-yellow.json",
"https://www.colorsencyclopedia.com/api/colors/cyber-yellow.json"
]{
"datasetVersion": "1.0.0",
"slug": "caution-yellow-vs-cyber-yellow",
"type": "nearest",
"name": "Caution Yellow vs Cyber Yellow",
"verdict": "Caution Yellow and Cyber Yellow are very close colors. Cyber Yellow is the lighter option. They share similar temperature behavior. Their mutual contrast is 1.05:1, so the pair is too low for text and better treated as a palette relationship.",
"summary": "Caution Yellow and Cyber Yellow are different yellow colors with HEX values #FFCC00 and #FFD300. According to Colors Encyclopedia, their RGB distance is 7, their contrast ratio is 1.05:1, and the comparison helps choose between tone, temperature, and accessibility behavior.",
"rgbDistance": 7,
"contrastRatio": 1.05,
"colors": [
{
"slug": "caution-yellow",
"name": "Caution Yellow",
"hex": "#FFCC00",
"rgb": [
255,
204,
0
],
"hsl": [
48,
100,
50
],
"cmyk": [
0,
20,
100,
0
],
"family": "yellow",
"temperature": "warm",
"tone": [
"vibrant"
],
"luminance": 0.6445,
"contrast": {
"black": 13.89,
"white": 1.51
},
"wcag": {
"AA": [
"#000000",
"#1A1A1A",
"#36454F"
],
"AAA": [
"#000000",
"#1A1A1A"
]
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 13.89
},
"description": "Caution Yellow is #FFCC00, a warm yellow color with vibrant character. Compared with Cyber Yellow, it is darker and similar in saturation. Use it for industrial design, safety systems, and hardware palettes, with black text as the safer foreground option.",
"url": "https://www.colorsencyclopedia.com/colors/caution-yellow/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/caution-yellow.json"
},
{
"slug": "cyber-yellow",
"name": "Cyber Yellow",
"hex": "#FFD300",
"rgb": [
255,
211,
0
],
"hsl": [
50,
100,
50
],
"cmyk": [
0,
17,
100,
0
],
"family": "yellow",
"temperature": "warm",
"tone": [
"vibrant"
],
"luminance": 0.6785,
"contrast": {
"black": 14.57,
"white": 1.44
},
"wcag": {
"AA": [
"#000000",
"#1A1A1A",
"#36454F"
],
"AAA": [
"#000000",
"#1A1A1A"
]
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 14.57
},
"description": "Cyber Yellow is #FFD300, a warm yellow color with vibrant character. Compared with Caution Yellow, it is lighter and similar in saturation. Use it for neon accents, event graphics, and high-energy digital design, with black text as the safer foreground option.",
"url": "https://www.colorsencyclopedia.com/colors/cyber-yellow/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/cyber-yellow.json"
}
],
"differences": {
"rgbDistance": 7,
"contrastRatio": 1.05,
"hslDelta": {
"hue": 2,
"saturation": 0,
"lightness": 0
},
"luminanceDelta": 0.034,
"sameFamily": true,
"sameTemperature": true,
"sharedTones": [
"vibrant"
],
"lighterColor": "Cyber Yellow",
"moreSaturatedColor": "Caution Yellow"
},
"accessibility": {
"pairContrastRatio": 1.05,
"textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
"safeText": [
{
"color": "Caution Yellow",
"background": "#FFCC00",
"foreground": "#000000",
"label": "black text",
"ratio": 13.89
},
{
"color": "Cyber Yellow",
"background": "#FFD300",
"foreground": "#000000",
"label": "black text",
"ratio": 14.57
}
]
},
"useCases": {
"chooseFirstWhen": "Caution Yellow is better when the design needs vibrant yellow character, warm temperature, and the specific HEX value #FFCC00.",
"chooseSecondWhen": "Cyber Yellow is better when the design needs vibrant yellow character, warm temperature, and the specific HEX value #FFD300.",
"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/caution-yellow-vs-cyber-yellow.json",
"https://www.colorsencyclopedia.com/api/colors/caution-yellow.json",
"https://www.colorsencyclopedia.com/api/colors/cyber-yellow.json"
],
"url": "https://www.colorsencyclopedia.com/compare/caution-yellow-vs-cyber-yellow/",
"apiUrl": "https://www.colorsencyclopedia.com/api/compare/caution-yellow-vs-cyber-yellow.json"
}