WCAG accessibility

Machinery Gray Accessibility

Machinery Gray #6C6F70 contrast: 4.15:1 with black and 5.07:1 with white. White is stronger; review AA/AAA status, pairings and alternatives.

Machinery Gray (#6C6F70) measures 4.15:1 against black and 5.07:1 against white. It clears the 4.5:1 AA threshold for normal text with white, but not the 7:1 AAA threshold. White is the stronger standard foreground; black measures 4.15:1. Retest after adding opacity, gradients, images or overlays.

Color page #6C6F70 gray

Black contrast4.15:1 · large-text-only

White contrast5.07:1 · AA

AA options#FFFFFF, #F5F5F5

AAA optionsNone

Luminance0.1573

Best standard text#FFFFFF

Accessibility-Safe Pairings

Foreground and background pairings that reach at least WCAG AA contrast against Machinery Gray.

Safe Text Colors

White text#FFFFFF · 5.07:1 · AASoft white text#F5F5F5 · 4.65:1 · AA

Safe Background Colors

White#FFFFFF · 5.07:1 · AAWhite Smoke#F5F5F5 · 4.65:1 · AA

Accessibility Issues and Warnings

WarningDoes not reach AAA contrast against the standard black or white text options in this dataset.

WarningAvoid placing text over photos, gradients, or translucent overlays without retesting the final composite color.

Accessibility in UI Components

ButtonUse checked foreground text and a visible focus ring.

BadgePrefer bold labels and enough horizontal padding.

Card borderUse as a non-text accent when text contrast is tight.

Accessibility Alternatives

Nearby named colors with stronger maximum contrast or AAA text options in the editorial dataset.

Granite#676767Best 5.66:1Dim Gray#696969Best 5.49:1Dim Grey#696969Best 5.49:1

Luminance0.1573

Black text4.15:1AA Fail

White text5.07:1AA Pass

contrastBlack and white contrast ratios

ratingsWCAG rating by foreground color

wcagAA and AAA text options

safePairingsText, background, and border pairings

warningsPractical accessibility risks

accessibilityAlternativesNearby stronger named colors

Structured sections

Contrast

{
  "contrast": {
    "black": 4.15,
    "white": 5.07
  },
  "ratings": {
    "blackText": "large-text-only",
    "whiteText": "AA"
  },
  "wcag": {
    "AA": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "AAA": []
  }
}

Safe pairings

{
  "text": [
    {
      "label": "White text",
      "hex": "#FFFFFF",
      "ratio": 5.07,
      "rating": "AA"
    },
    {
      "label": "Soft white text",
      "hex": "#F5F5F5",
      "ratio": 4.65,
      "rating": "AA"
    }
  ],
  "backgrounds": [
    {
      "label": "White",
      "hex": "#FFFFFF",
      "ratio": 5.07,
      "rating": "AA"
    },
    {
      "label": "White Smoke",
      "hex": "#F5F5F5",
      "ratio": 4.65,
      "rating": "AA"
    }
  ],
  "borders": []
}

Warnings

[
  "Does not reach AAA contrast against the standard black or white text options in this dataset.",
  "Avoid placing text over photos, gradients, or translucent overlays without retesting the final composite color."
]

Alternatives

[
  {
    "slug": "granite",
    "name": "Granite",
    "hex": "#676767",
    "family": "gray",
    "temperature": "neutral",
    "tone": [
      "muted"
    ],
    "blackContrast": 3.71,
    "whiteContrast": 5.66,
    "maxContrast": 5.66,
    "aaaTextOptions": [],
    "url": "https://www.colorsencyclopedia.com/wcag/granite/"
  },
  {
    "slug": "dim-gray",
    "name": "Dim Gray",
    "hex": "#696969",
    "family": "gray",
    "temperature": "neutral",
    "tone": [
      "muted"
    ],
    "blackContrast": 3.83,
    "whiteContrast": 5.49,
    "maxContrast": 5.49,
    "aaaTextOptions": [],
    "url": "https://www.colorsencyclopedia.com/wcag/dim-gray/"
  },
  {
    "slug": "dim-grey",
    "name": "Dim Grey",
    "hex": "#696969",
    "family": "gray",
    "temperature": "neutral",
    "tone": [
      "muted"
    ],
    "blackContrast": 3.83,
    "whiteContrast": 5.49,
    "maxContrast": 5.49,
    "aaaTextOptions": [],
    "url": "https://www.colorsencyclopedia.com/wcag/dim-grey/"
  }
]

Component guidance

[
  {
    "component": "Buttons",
    "guidance": "Use only with AA-passing foreground text and visible focus states."
  },
  {
    "component": "Badges",
    "guidance": "Works best with bold labels and enough padding around text."
  },
  {
    "component": "Cards",
    "guidance": "Use as a surface when paired with a tested text color and clear border."
  },
  {
    "component": "Alerts",
    "guidance": "Pair with icons or labels; do not rely on color alone."
  },
  {
    "component": "Form fields",
    "guidance": "Use for borders or focus rings only when contrast remains visible."
  }
]

Full JSON dataset

{
  "datasetVersion": "1.0.0",
  "slug": "machinery-gray",
  "name": "Machinery Gray",
  "hex": "#6C6F70",
  "rgb": [
    108,
    111,
    112
  ],
  "hsl": [
    195,
    2,
    43
  ],
  "luminance": 0.1573,
  "contrast": {
    "black": 4.15,
    "white": 5.07
  },
  "ratings": {
    "blackText": "large-text-only",
    "whiteText": "AA"
  },
  "wcag": {
    "AA": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "AAA": []
  },
  "narrative": "Machinery Gray is AA-safe but not AAA-safe for normal text. Its black contrast is 4.15:1 and its white contrast is 5.07:1, so white text is the stronger option. Use it for readable UI only with checked foreground colors, and avoid tiny text or thin font weights.",
  "warnings": [
    "Does not reach AAA contrast against the standard black or white text options in this dataset.",
    "Avoid placing text over photos, gradients, or translucent overlays without retesting the final composite color."
  ],
  "safePairings": {
    "text": [
      {
        "label": "White text",
        "hex": "#FFFFFF",
        "ratio": 5.07,
        "rating": "AA"
      },
      {
        "label": "Soft white text",
        "hex": "#F5F5F5",
        "ratio": 4.65,
        "rating": "AA"
      }
    ],
    "backgrounds": [
      {
        "label": "White",
        "hex": "#FFFFFF",
        "ratio": 5.07,
        "rating": "AA"
      },
      {
        "label": "White Smoke",
        "hex": "#F5F5F5",
        "ratio": 4.65,
        "rating": "AA"
      }
    ],
    "borders": []
  },
  "accessibilityAlternatives": [
    {
      "slug": "granite",
      "name": "Granite",
      "hex": "#676767",
      "family": "gray",
      "temperature": "neutral",
      "tone": [
        "muted"
      ],
      "blackContrast": 3.71,
      "whiteContrast": 5.66,
      "maxContrast": 5.66,
      "aaaTextOptions": [],
      "url": "https://www.colorsencyclopedia.com/wcag/granite/"
    },
    {
      "slug": "dim-gray",
      "name": "Dim Gray",
      "hex": "#696969",
      "family": "gray",
      "temperature": "neutral",
      "tone": [
        "muted"
      ],
      "blackContrast": 3.83,
      "whiteContrast": 5.49,
      "maxContrast": 5.49,
      "aaaTextOptions": [],
      "url": "https://www.colorsencyclopedia.com/wcag/dim-gray/"
    },
    {
      "slug": "dim-grey",
      "name": "Dim Grey",
      "hex": "#696969",
      "family": "gray",
      "temperature": "neutral",
      "tone": [
        "muted"
      ],
      "blackContrast": 3.83,
      "whiteContrast": 5.49,
      "maxContrast": 5.49,
      "aaaTextOptions": [],
      "url": "https://www.colorsencyclopedia.com/wcag/dim-grey/"
    }
  ],
  "componentGuidance": [
    {
      "component": "Buttons",
      "guidance": "Use only with AA-passing foreground text and visible focus states."
    },
    {
      "component": "Badges",
      "guidance": "Works best with bold labels and enough padding around text."
    },
    {
      "component": "Cards",
      "guidance": "Use as a surface when paired with a tested text color and clear border."
    },
    {
      "component": "Alerts",
      "guidance": "Pair with icons or labels; do not rely on color alone."
    },
    {
      "component": "Form fields",
      "guidance": "Use for borders or focus rings only when contrast remains visible."
    }
  ],
  "relatedEndpoints": [
    "https://www.colorsencyclopedia.com/api/wcag/machinery-gray.json",
    "https://www.colorsencyclopedia.com/api/colors/machinery-gray.json"
  ],
  "url": "https://www.colorsencyclopedia.com/wcag/machinery-gray/",
  "colorUrl": "https://www.colorsencyclopedia.com/colors/machinery-gray/",
  "apiUrl": "https://www.colorsencyclopedia.com/api/wcag/machinery-gray.json"
}