Recognised as Colour
#ACA4AC
- #ACA4AC
- Grey
- Dark
- Nearest: Dark grey
#ACA4AC is a grey with RGB values 172, 164, 172 and HSL 300°, 5%, 66%. It is a dark colour, so black text on it reaches 8.7:1 contrast (AAA for normal text). The nearest named colour is Dark grey.
Colour values
#ACA4AC#ACA4AC
HEX#ACA4AC
RGBrgb(172, 164, 172)
RGB (0–1)0.6745, 0.6431, 0.6745
RGB percentages67.5%, 64.3%, 67.5%
HSLhsl(300, 4.6%, 65.9%)
HSV / HSBhsv(300, 4.7%, 67.5%)
CMYK0%, 4.7%, 0%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,314,348
CSS custom property--colour: #ACA4AC;
Brightness & contrast
Relative luminance0.383WCAG 2.x, 0 is black and 1 is white
Perceived brightness167.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.66:1
Contrast with white2.42:1WCAG normal text: Fail
Contrast with black8.66:1WCAG normal text: AAA
Greyscale equivalent#A6A6A6
Inverted#535B53
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.42:1WCAG large text: Fail
Contrast with black, large text8.66:1WCAG large text: AAA
Named colours
Hue familygrey
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#A4ACA4
Analogous#A8A4AC, #ACA4A8
Triadic#ACACA4, #A4ACAC
Split complementary#A8ACA4, #A4ACA8
Tetradic#ACA8A4, #A4ACA4, #A4A8AC
Tints, shades & saturation
Channel breakdown
R172
G164
B172
Red172 (67.5%)
Green164 (64.3%)
Blue172 (67.5%)
Hue300°
Saturation (HSL)4.6%
Lightness65.88%
Dominant channelRed and Blue
Hex per channelR AC · G A4 · B AC
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