Window grey RAL 7040
Color values
HEX #9DA1AA
RGB 157, 161, 170
HSL 222°, 7%, 64%
Series Greys
All formats
HEX #9DA1AA
RGB rgb(157, 161, 170)
HSL hsl(222, 7%, 64%)
CSS var --color: #9DA1AA;
RAL RAL 7040
Color analysis
Temperature Neutral
Luminance 36%
Saturation 7%
Brightness 67%
WCAG accessibility
On white background
Aa — The quick brown fox jumps over the lazy dog
2.59:1
AA Fail
AA large Fail
AAA Fail
AAA large Fail
On black background
Aa — The quick brown fox jumps over the lazy dog
8.11:1
AA Pass
AA large Pass
AAA Pass
AAA large Pass
Tint & shade scale
Use this color in other tools
Where it's used
A standard grey for window frames, facade elements, and aluminum profiles in European construction. Pairs with RAL 9010 and RAL 9016.
About this color
RAL 7040 Window grey is a RAL Classic color with HEX value #9DA1AA, RGB(157, 161, 170), HSL(222°, 7%, 64%). It belongs to the Greys family (RAL 7xxx series). WCAG relative luminance: 36%. Contrast on white: 2.59:1. Contrast on black: 8.11:1.
FAQ
RAL 7040 Window grey is a standardized color from the RAL Classic palette, used in industry, architecture, and design for consistent color communication. Its HEX value is #9DA1AA, equivalent to RGB(157, 161, 170).
The HEX code of RAL 7040 Window grey is #9DA1AA. In CSS you can use it directly: color: #9DA1AA; or background-color: #9DA1AA;. Its RGB equivalent is rgb(157, 161, 170) and HSL is hsl(222, 7%, 64%).
RAL codes (e.g. RAL 7040) are physical paint standards created for industrial use — they define exact pigment formulations. HEX codes (e.g. #9DA1AA) are digital representations for screens. The conversion is approximate: the same HEX can look different on screens vs. painted surfaces due to lighting, texture, and pigment variance.
WCAG contrast ratio compares the relative luminance of two colors: (L1+0.05)/(L2+0.05), where L is calculated from linearized RGB values. RAL 7040 Window grey has a relative luminance of 36%, giving a contrast of 2.59:1 on white and 8.11:1 on black. AA requires ≥4.5:1 for normal text.
The HEX value #9DA1AA is the closest digital approximation of RAL 7040 Window grey, but not an exact physical match. RAL colors are defined by spectrophotometric measurements of physical paint samples. On-screen rendering depends on your monitor calibration, color profile, and ambient lighting.
RAL 7040 Window grey (HEX #9DA1AA) is used in industrial coatings, architectural finishes, signage, and product design wherever greys tones are needed. RAL Classic codes are the standard reference in European manufacturing, construction, and powder coating industries.
RAL Classic contains 215 standardized colors organized into 9 series by hue family: yellows/beiges (1xxx), oranges (2xxx), reds (3xxx), violets (4xxx), blues (5xxx), greens (6xxx), greys (7xxx), browns (8xxx), and whites/blacks (9xxx). RAL 7040 belongs to the Greys family.