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Recognised as Colour

#A7ACB9

  • #A7ACB9
  • Blue
  • Dark
  • Nearest: Dark grey

#A7ACB9 is a blue with RGB values 167, 172, 185 and HSL 223°, 11%, 69%. It is a dark colour, so black text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Dark grey.

Colour values

#A7ACB9#A7ACB9
HEX#A7ACB9
RGBrgb(167, 172, 185)
RGB (0–1)0.6549, 0.6745, 0.7255
RGB percentages65.5%, 67.5%, 72.5%
HSLhsl(223.3, 11.4%, 69%)
HSV / HSBhsv(223.3, 9.7%, 72.5%)
CMYK9.7%, 7%, 0%, 27.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,988,729
CSS custom property--colour: #A7ACB9;

Brightness & contrast

Relative luminance0.41223WCAG 2.x, 0 is black and 1 is white
Perceived brightness172.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.24:1
Contrast with white2.27:1WCAG normal text: Fail
Contrast with black9.24:1WCAG normal text: AAA
Greyscale equivalent#ACACAC
Inverted#585346

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A8ADBAno red cones; affects about 1% of men; ΔE 0.4 from the original
Deuteranopia#A7ABB9no green cones; the most common form, about 1% of men; ΔE 0.7 from the original
Tritanopia#A3AEB0no blue cones; rare, and affects men and women equally; ΔE 6.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.27:1WCAG large text: Fail
Contrast with black, large text9.24:1WCAG large text: AAA

Named colours

Dark grey · ΔE 7.4Silver · ΔE 10.4Light steelblue · ΔE 11.6Light slate grey · ΔE 15.2Thistle · ΔE 15.9Light grey · ΔE 16
Nearest named CSS colourDark grey (#A9A9A9)ΔE 7.38, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B9B4A7
Analogous#A7B5B9, #ABA7B9
Triadic#B9A7AC, #ACB9A7
Split complementary#B9ABA7, #B5B9A7
Tetradic#B9A7B5, #B9B4A7, #A7B9AB

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FCFCFD
Lighter +20%#E0E2E6
Lighter +10%#C3C7D0
Darker −10%#8B91A2
Darker −20%#6F778B
Darker −30%#585E6F
Darker −40%#424652
More saturated +25%#93A3CD
Less saturated −25%#B0B0B0

Channel breakdown

R167
G172
B185
Red167 (65.5%)
Green172 (67.5%)
Blue185 (72.5%)
Hue223.33°
Saturation (HSL)11.39%
Lightness69.02%
Dominant channelBlue
Hex per channelR A7 · G AC · B B9

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Every value on this page was computed from “a7acb9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.