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Colour

#A9B3BD

  • #A9B3BD
  • Blue
  • Dark
  • Nearest: Dark grey

#A9B3BD is a blue with RGB values 169, 179, 189 and HSL 210°, 13%, 70%. It is a dark colour, so black text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Dark grey.

Colour values

#A9B3BD#A9B3BD
HEX#A9B3BD
RGBrgb(169, 179, 189)
RGB (0–1)0.6627, 0.702, 0.7412
RGB percentages66.3%, 70.2%, 74.1%
HSLhsl(210, 13.2%, 70.2%)
HSV / HSBhsv(210, 10.6%, 74.1%)
CMYK10.6%, 5.3%, 0%, 25.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,121,597
CSS custom property--colour: #A9B3BD;

Brightness & contrast

Relative luminance0.44349WCAG 2.x, 0 is black and 1 is white
Perceived brightness177.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.87:1
Contrast with white2.13:1WCAG normal text: Fail
Contrast with black9.87:1WCAG normal text: AAA
Greyscale equivalent#B2B2B2
Inverted#564C42

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#AFB3BEno red cones; affects about 1% of men; ΔE 2.3 from the original
Deuteranopia#ADB1BDno green cones; the most common form, about 1% of men; ΔE 2.5 from the original
Tritanopia#A4B5B6no blue cones; rare, and affects men and women equally; ΔE 5.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.13:1WCAG large text: Fail
Contrast with black, large text9.87:1WCAG large text: AAA

Named colours

Dark grey · ΔE 7.2Silver · ΔE 8.3Light steelblue · ΔE 10.8Light grey · ΔE 13.7Light blue · ΔE 15.6Gainsboro · ΔE 16.6
Nearest named CSS colourDark grey (#A9A9A9)ΔE 7.21, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BDB3A9
Analogous#A9BDBD, #A9A9BD
Triadic#BDA9B3, #B3BDA9
Split complementary#BDA9A9, #BDBDA9
Tetradic#BDA9BD, #BDB3A9, #A9BDA9

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#E3E6E9
Lighter +10%#C6CCD3
Darker −10%#8C9AA7
Darker −20%#6F8091
Darker −30%#596674
Darker −40%#434D57
More saturated +25%#96B3D0
Less saturated −25%#B3B3B3

Channel breakdown

R169
G179
B189
Red169 (66.3%)
Green179 (70.2%)
Blue189 (74.1%)
Hue210°
Saturation (HSL)13.16%
Lightness70.2%
Dominant channelBlue
Hex per channelR A9 · G B3 · B BD

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Every value on this page was computed from “a9b3bd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.