Nearest-color comparison
Safety Blue #0067A5 vs Sea Blue #006994: RGB distance 17.1 and contrast 1.01:1. Compare hue, luminance, saturation, WCAG and practical use.
Safety Blue and Sea Blue are very close, with an RGB distance of 17.1. Safety Blue is lighter by 0.0018, and their saturation is equal. Their mutual contrast is 1.01:1. The pair is too close for a readable foreground/background combination and works better as neighboring palette colors.
The main measurable differences between Safety Blue and Sea Blue across RGB distance, luminance, hue, saturation, and contrast.
blue color
Safety Blue is #0067A5, a cool blue with hue 203°, saturation 100% and luminance 0.1242. Beside Sea Blue, it is lighter and equally saturated. Of the two standard text choices, white text gives the higher contrast at 6.03:1.
blue color
Sea Blue is #006994, a cool blue with hue 197°, saturation 100% and luminance 0.1224. Beside Safety Blue, it is darker and equally saturated. Of the two standard text choices, white text gives the higher contrast at 6.09:1.
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 Safety Blue and Sea 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": "safety-blue",
"name": "Safety Blue",
"hex": "#0067A5",
"rgb": [
0,
103,
165
],
"hsl": [
203,
100,
32
],
"cmyk": [
100,
38,
0,
35
],
"family": "blue",
"temperature": "cool",
"tone": [
"jewel-tone"
],
"luminance": 0.1242,
"contrast": {
"black": 3.48,
"white": 6.03
},
"wcag": {
"AA": [
"#FFFFFF",
"#F5F5F5"
],
"AAA": []
},
"bestText": {
"text": "#FFFFFF",
"label": "white text",
"ratio": 6.03
},
"description": "Safety Blue is #0067A5, a cool blue color with jewel tone character. Compared with Sea Blue, it is lighter and similar in saturation. Use it for industrial design, safety systems, and hardware palettes, with white text as the safer foreground option.",
"url": "https://www.colorsencyclopedia.com/colors/safety-blue/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/safety-blue.json"
},
{
"slug": "sea-blue",
"name": "Sea Blue",
"hex": "#006994",
"rgb": [
0,
105,
148
],
"hsl": [
197,
100,
29
],
"cmyk": [
100,
29,
0,
42
],
"family": "blue",
"temperature": "cool",
"tone": [
"jewel-tone"
],
"luminance": 0.1224,
"contrast": {
"black": 3.45,
"white": 6.09
},
"wcag": {
"AA": [
"#FFFFFF",
"#F5F5F5"
],
"AAA": []
},
"bestText": {
"text": "#FFFFFF",
"label": "white text",
"ratio": 6.09
},
"description": "Sea Blue is #006994, a cool blue color with jewel tone character. Compared with Safety Blue, it is darker and similar in saturation. Use it for interfaces, brand systems, and technical design, with white text as the safer foreground option.",
"url": "https://www.colorsencyclopedia.com/colors/sea-blue/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/sea-blue.json"
}
]{
"rgbDistance": 17.1,
"contrastRatio": 1.01,
"hslDelta": {
"hue": 6,
"saturation": 0,
"lightness": 3
},
"luminanceDelta": 0.0018,
"sameFamily": true,
"sameTemperature": true,
"sharedTones": [
"jewel-tone"
],
"lighterColor": "Safety Blue",
"moreSaturatedColor": "Safety Blue"
}{
"pairContrastRatio": 1.01,
"textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
"safeText": [
{
"color": "Safety Blue",
"background": "#0067A5",
"foreground": "#FFFFFF",
"label": "white text",
"ratio": 6.03
},
{
"color": "Sea Blue",
"background": "#006994",
"foreground": "#FFFFFF",
"label": "white text",
"ratio": 6.09
}
]
}{
"chooseFirstWhen": "Safety Blue is better when the design needs jewel tone blue character, cool temperature, and the specific HEX value #0067A5.",
"chooseSecondWhen": "Sea Blue is better when the design needs jewel tone blue character, cool temperature, and the specific HEX value #006994.",
"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/safety-blue-vs-sea-blue.json",
"https://www.colorsencyclopedia.com/api/colors/safety-blue.json",
"https://www.colorsencyclopedia.com/api/colors/sea-blue.json"
]{
"datasetVersion": "1.0.0",
"slug": "safety-blue-vs-sea-blue",
"type": "nearest",
"name": "Safety Blue vs Sea Blue",
"verdict": "Safety Blue and Sea Blue are very close colors. Safety Blue is the lighter option. They share similar temperature behavior. Their mutual contrast is 1.01:1, so the pair is too low for text and better treated as a palette relationship.",
"summary": "Safety Blue and Sea Blue are different blue colors with HEX values #0067A5 and #006994. According to Colors Encyclopedia, their RGB distance is 17.1, their contrast ratio is 1.01:1, and the comparison helps choose between tone, temperature, and accessibility behavior.",
"rgbDistance": 17.1,
"contrastRatio": 1.01,
"colors": [
{
"slug": "safety-blue",
"name": "Safety Blue",
"hex": "#0067A5",
"rgb": [
0,
103,
165
],
"hsl": [
203,
100,
32
],
"cmyk": [
100,
38,
0,
35
],
"family": "blue",
"temperature": "cool",
"tone": [
"jewel-tone"
],
"luminance": 0.1242,
"contrast": {
"black": 3.48,
"white": 6.03
},
"wcag": {
"AA": [
"#FFFFFF",
"#F5F5F5"
],
"AAA": []
},
"bestText": {
"text": "#FFFFFF",
"label": "white text",
"ratio": 6.03
},
"description": "Safety Blue is #0067A5, a cool blue color with jewel tone character. Compared with Sea Blue, it is lighter and similar in saturation. Use it for industrial design, safety systems, and hardware palettes, with white text as the safer foreground option.",
"url": "https://www.colorsencyclopedia.com/colors/safety-blue/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/safety-blue.json"
},
{
"slug": "sea-blue",
"name": "Sea Blue",
"hex": "#006994",
"rgb": [
0,
105,
148
],
"hsl": [
197,
100,
29
],
"cmyk": [
100,
29,
0,
42
],
"family": "blue",
"temperature": "cool",
"tone": [
"jewel-tone"
],
"luminance": 0.1224,
"contrast": {
"black": 3.45,
"white": 6.09
},
"wcag": {
"AA": [
"#FFFFFF",
"#F5F5F5"
],
"AAA": []
},
"bestText": {
"text": "#FFFFFF",
"label": "white text",
"ratio": 6.09
},
"description": "Sea Blue is #006994, a cool blue color with jewel tone character. Compared with Safety Blue, it is darker and similar in saturation. Use it for interfaces, brand systems, and technical design, with white text as the safer foreground option.",
"url": "https://www.colorsencyclopedia.com/colors/sea-blue/",
"apiUrl": "https://www.colorsencyclopedia.com/api/colors/sea-blue.json"
}
],
"differences": {
"rgbDistance": 17.1,
"contrastRatio": 1.01,
"hslDelta": {
"hue": 6,
"saturation": 0,
"lightness": 3
},
"luminanceDelta": 0.0018,
"sameFamily": true,
"sameTemperature": true,
"sharedTones": [
"jewel-tone"
],
"lighterColor": "Safety Blue",
"moreSaturatedColor": "Safety Blue"
},
"accessibility": {
"pairContrastRatio": 1.01,
"textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
"safeText": [
{
"color": "Safety Blue",
"background": "#0067A5",
"foreground": "#FFFFFF",
"label": "white text",
"ratio": 6.03
},
{
"color": "Sea Blue",
"background": "#006994",
"foreground": "#FFFFFF",
"label": "white text",
"ratio": 6.09
}
]
},
"useCases": {
"chooseFirstWhen": "Safety Blue is better when the design needs jewel tone blue character, cool temperature, and the specific HEX value #0067A5.",
"chooseSecondWhen": "Sea Blue is better when the design needs jewel tone blue character, cool temperature, and the specific HEX value #006994.",
"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/safety-blue-vs-sea-blue.json",
"https://www.colorsencyclopedia.com/api/colors/safety-blue.json",
"https://www.colorsencyclopedia.com/api/colors/sea-blue.json"
],
"url": "https://www.colorsencyclopedia.com/compare/safety-blue-vs-sea-blue/",
"apiUrl": "https://www.colorsencyclopedia.com/api/compare/safety-blue-vs-sea-blue.json"
}