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Color reference#BDBDBDMaterial Grey 400

Color reference

Material Grey 400

RGB
rgb(189 189 189)
HSL
hsl(0 0% 74%)
HWB
hwb(0 74% 26%)
Color family
Neutral
Recommended foreground
#000000

Calculated profile

What the numbers say

At 0° hue, Material Grey 400 is a near-neutral, light, achromatic sRGB color. Its relative luminance is 50.89%. For text on this background, #000000 produces the stronger contrast at 11.18:1.

HSL lightness
74%
HSL saturation
0%
Relative luminance
50.89%
Hue group
achromatic

02

Copy-ready color formats

Equivalent sRGB notations calculated from the same six-digit HEX value.

03

Text contrast against this color

Ratios use WCAG relative luminance. Passing a ratio does not by itself certify an interface.

White text1.88:1

Aa

AA normal text
Fail
AA large text
Fail
AAA normal text
Fail
AAA large text
Fail
Black text11.18:1

Aa

AA normal text
Pass
AA large text
Pass
AAA normal text
Pass
AAA large text
Pass

04

Calculated tints and shades

Tints mix the color with white; shades mix it with black in sRGB.

Tints

Shades

05

Hue-wheel relationships

These colors keep the original HSL saturation and lightness while rotating hue. They are mathematical starting points, not automatic design recommendations.

06

Opacity variants

Eight-digit HEX and modern rgb() alpha syntax for the same opacity.

20%
40%
60%
80%

07

CSS starter

A small custom-property block using the calculated foreground with the stronger black-or-white contrast.

--color-material-grey-400: #BDBDBD;
--color-material-grey-400-rgb: 189 189 189;
--color-material-grey-400-hsl: 0 0% 74%;
color: #000000;
background-color: var(--color-material-grey-400);

Community review

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08 / Verification

Where the values come from

The color name and HEX value are checked against the cited standard. RGB, HSL, HWB, luminance, and contrast are then calculated from that HEX value using published formulas.

Source for the name and HEX: Material Design 2014 color palette

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