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Recognised as Colour

#AAA5B1

  • #AAA5B1
  • Grey
  • Dark
  • Nearest: Dark grey

#AAA5B1 is a grey with RGB values 170, 165, 177 and HSL 265°, 7%, 67%. 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

#AAA5B1#AAA5B1
HEX#AAA5B1
RGBrgb(170, 165, 177)
RGB (0–1)0.6667, 0.6471, 0.6941
RGB percentages66.7%, 64.7%, 69.4%
HSLhsl(265, 7.1%, 67.1%)
HSV / HSBhsv(265, 6.8%, 69.4%)
CMYK4%, 6.8%, 0%, 30.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,183,537
CSS custom property--colour: #AAA5B1;

Brightness & contrast

Relative luminance0.38631WCAG 2.x, 0 is black and 1 is white
Perceived brightness167.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.73:1
Contrast with white2.41:1WCAG normal text: Fail
Contrast with black8.73:1WCAG normal text: AAA
Greyscale equivalent#A7A7A7
Inverted#555A4E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A3A7B2no red cones; affects about 1% of men; ΔE 3.4 from the original
Deuteranopia#A4A7B1no green cones; the most common form, about 1% of men; ΔE 3.2 from the original
Tritanopia#A9A6A9no blue cones; rare, and affects men and women equally; ΔE 5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.41:1WCAG large text: Fail
Contrast with black, large text8.73:1WCAG large text: AAA

Named colours

Dark grey · ΔE 6.9Silver · ΔE 11.5Light steelblue · ΔE 14.9Light slate grey · ΔE 15.1Thistle · ΔE 15.2Gray · ΔE 16.4
Nearest named CSS colourDark grey (#A9A9A9)ΔE 6.92, clearly different but related
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#ACB1A5
Analogous#A5A6B1, #B0A5B1
Triadic#B1AAA5, #A5B1AA
Split complementary#B1B0A5, #A6B1A5
Tetradic#B1A5A6, #ACB1A5, #A5B1B0

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F7F7F8
Lighter +20%#DEDCE0
Lighter +10%#C4C0C9
Darker −10%#908A99
Darker −20%#776F81
Darker −30%#5D5865
Darker −40%#44404A
More saturated +25%#A790C6
Less saturated −25%#ABABAB

Channel breakdown

R170
G165
B177
Red170 (66.7%)
Green165 (64.7%)
Blue177 (69.4%)
Hue265°
Saturation (HSL)7.14%
Lightness67.06%
Dominant channelBlue
Hex per channelR AA · G A5 · B B1

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Every value on this page was computed from “aaa5b1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.