Colour
#ACAAAD
- #ACAAAD
- Grey
- Dark
- Nearest: Dark grey
#ACAAAD is a grey with RGB values 172, 170, 173 and HSL 280°, 2%, 67%. It is a dark colour, so black text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Dark grey.
Colour values
#ACAAAD#ACAAAD
HEX#ACAAAD
RGBrgb(172, 170, 173)
RGB (0–1)0.6745, 0.6667, 0.6784
RGB percentages67.5%, 66.7%, 67.8%
HSLhsl(280, 1.8%, 67.3%)
HSV / HSBhsv(280, 1.7%, 67.8%)
CMYK0.6%, 1.7%, 0%, 32.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,315,885
CSS custom property--colour: #ACAAAD;
Brightness & contrast
Relative luminance0.40537WCAG 2.x, 0 is black and 1 is white
Perceived brightness170.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.11:1
Contrast with white2.31:1WCAG normal text: Fail
Contrast with black9.11:1WCAG normal text: AAA
Greyscale equivalent#ABABAB
Inverted#535552
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.31:1WCAG large text: Fail
Contrast with black, large text9.11:1WCAG large text: AAA
Named colours
Hue familygrey
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#ABADAA
Analogous#ABAAAD, #ADAAAD
Triadic#ADACAA, #AAADAC
Split complementary#ADADAA, #AAADAB
Tetradic#ADABAA, #ABADAA, #AAADAD
Tints, shades & saturation
Channel breakdown
R172
G170
B173
Red172 (67.5%)
Green170 (66.7%)
Blue173 (67.8%)
Hue280°
Saturation (HSL)1.8%
Lightness67.25%
Dominant channelBlue
Hex per channelR AC · G AA · B AD
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