Nearest-color comparison
Hazard Orange #FF6700 vs Construction Orange #FF7F00: RGB distance 24 and contrast 1.15:1. Compare hue, luminance, saturation, WCAG and practical use.
Hazard Orange and Construction Orange are very close, with an RGB distance of 24. Construction Orange is lighter by 0.0548, and their saturation is equal. Their mutual contrast is 1.15:1. The pair is too close for a readable foreground/background combination and works better as neighboring palette colors.
The main measurable differences between Hazard Orange and Construction Orange across RGB distance, luminance, hue, saturation, and contrast.
orange color
Hazard Orange is #FF6700, a warm orange with hue 24°, saturation 100% and luminance 0.3096. Beside Construction Orange, it is darker and equally saturated. Of the two standard text choices, black text gives the higher contrast at 7.19:1.
orange color
Construction Orange is #FF7F00, a warm orange with hue 30°, saturation 100% and luminance 0.3644. Beside Hazard Orange, it is lighter and equally saturated. Of the two standard text choices, black text gives the higher contrast at 8.29:1.
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.
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Machine-readable data
Structured comparison data for Hazard Orange and Construction Orange, 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": "hazard-orange",
"name": "Hazard Orange",
"hex": "#FF6700",
"rgb": [
255,
103,
0
],
"hsl": [
24,
100,
50
],
"cmyk": [
0,
60,
100,
0
],
"family": "orange",
"temperature": "warm",
"tone": [
"vibrant"
],
"luminance": 0.3096,
"contrast": {
"black": 7.19,
"white": 2.92
},
"wcag": {
"AA": [
"#000000",
"#1A1A1A"
],
"AAA": [
"#000000"
]
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 7.19
},
"description": "Hazard Orange is #FF6700, a warm orange color with vibrant character. Compared with Construction Orange, 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/hazard-orange/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/hazard-orange.json"
},
{
"slug": "construction-orange",
"name": "Construction Orange",
"hex": "#FF7F00",
"rgb": [
255,
127,
0
],
"hsl": [
30,
100,
50
],
"cmyk": [
0,
50,
100,
0
],
"family": "orange",
"temperature": "warm",
"tone": [
"vibrant"
],
"luminance": 0.3644,
"contrast": {
"black": 8.29,
"white": 2.53
},
"wcag": {
"AA": [
"#000000",
"#1A1A1A"
],
"AAA": [
"#000000"
]
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 8.29
},
"description": "Construction Orange is #FF7F00, a warm orange color with vibrant character. Compared with Hazard Orange, it is lighter 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/construction-orange/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/construction-orange.json"
}
]{
"rgbDistance": 24,
"contrastRatio": 1.15,
"hslDelta": {
"hue": 6,
"saturation": 0,
"lightness": 0
},
"luminanceDelta": 0.0548,
"sameFamily": true,
"sameTemperature": true,
"sharedTones": [
"vibrant"
],
"lighterColor": "Construction Orange",
"moreSaturatedColor": "Hazard Orange"
}{
"pairContrastRatio": 1.15,
"textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
"safeText": [
{
"color": "Hazard Orange",
"background": "#FF6700",
"foreground": "#000000",
"label": "black text",
"ratio": 7.19
},
{
"color": "Construction Orange",
"background": "#FF7F00",
"foreground": "#000000",
"label": "black text",
"ratio": 8.29
}
]
}{
"chooseFirstWhen": "Hazard Orange is better when the design needs vibrant orange character, warm temperature, and the specific HEX value #FF6700.",
"chooseSecondWhen": "Construction Orange is better when the design needs vibrant orange character, warm temperature, and the specific HEX value #FF7F00.",
"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/hazard-orange-vs-construction-orange.json",
"https://www.colorsencyclopedia.com/api/colors/hazard-orange.json",
"https://www.colorsencyclopedia.com/api/colors/construction-orange.json"
]{
"datasetVersion": "1.0.0",
"slug": "hazard-orange-vs-construction-orange",
"type": "nearest",
"name": "Hazard Orange vs Construction Orange",
"verdict": "Hazard Orange and Construction Orange are very close colors. Construction Orange is the lighter option. They share similar temperature behavior. Their mutual contrast is 1.15:1, so the pair is too low for text and better treated as a palette relationship.",
"summary": "Hazard Orange and Construction Orange are different orange colors with HEX values #FF6700 and #FF7F00. According to Colors Encyclopedia, their RGB distance is 24, their contrast ratio is 1.15:1, and the comparison helps choose between tone, temperature, and accessibility behavior.",
"rgbDistance": 24,
"contrastRatio": 1.15,
"colors": [
{
"slug": "hazard-orange",
"name": "Hazard Orange",
"hex": "#FF6700",
"rgb": [
255,
103,
0
],
"hsl": [
24,
100,
50
],
"cmyk": [
0,
60,
100,
0
],
"family": "orange",
"temperature": "warm",
"tone": [
"vibrant"
],
"luminance": 0.3096,
"contrast": {
"black": 7.19,
"white": 2.92
},
"wcag": {
"AA": [
"#000000",
"#1A1A1A"
],
"AAA": [
"#000000"
]
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 7.19
},
"description": "Hazard Orange is #FF6700, a warm orange color with vibrant character. Compared with Construction Orange, 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/hazard-orange/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/hazard-orange.json"
},
{
"slug": "construction-orange",
"name": "Construction Orange",
"hex": "#FF7F00",
"rgb": [
255,
127,
0
],
"hsl": [
30,
100,
50
],
"cmyk": [
0,
50,
100,
0
],
"family": "orange",
"temperature": "warm",
"tone": [
"vibrant"
],
"luminance": 0.3644,
"contrast": {
"black": 8.29,
"white": 2.53
},
"wcag": {
"AA": [
"#000000",
"#1A1A1A"
],
"AAA": [
"#000000"
]
},
"bestText": {
"text": "#000000",
"label": "black text",
"ratio": 8.29
},
"description": "Construction Orange is #FF7F00, a warm orange color with vibrant character. Compared with Hazard Orange, it is lighter 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/construction-orange/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/construction-orange.json"
}
],
"differences": {
"rgbDistance": 24,
"contrastRatio": 1.15,
"hslDelta": {
"hue": 6,
"saturation": 0,
"lightness": 0
},
"luminanceDelta": 0.0548,
"sameFamily": true,
"sameTemperature": true,
"sharedTones": [
"vibrant"
],
"lighterColor": "Construction Orange",
"moreSaturatedColor": "Hazard Orange"
},
"accessibility": {
"pairContrastRatio": 1.15,
"textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
"safeText": [
{
"color": "Hazard Orange",
"background": "#FF6700",
"foreground": "#000000",
"label": "black text",
"ratio": 7.19
},
{
"color": "Construction Orange",
"background": "#FF7F00",
"foreground": "#000000",
"label": "black text",
"ratio": 8.29
}
]
},
"useCases": {
"chooseFirstWhen": "Hazard Orange is better when the design needs vibrant orange character, warm temperature, and the specific HEX value #FF6700.",
"chooseSecondWhen": "Construction Orange is better when the design needs vibrant orange character, warm temperature, and the specific HEX value #FF7F00.",
"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/hazard-orange-vs-construction-orange.json",
"https://www.colorsencyclopedia.com/api/colors/hazard-orange.json",
"https://www.colorsencyclopedia.com/api/colors/construction-orange.json"
],
"url": "https://www.colorsencyclopedia.com/compare/hazard-orange-vs-construction-orange/",
"apiUrl": "https://www.colorsencyclopedia.com/api/compare/hazard-orange-vs-construction-orange.json"
}