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Colour

#8A8999

  • #8A8999
  • Grey
  • Dark
  • Nearest: Light slate grey

#8A8999 is a grey with RGB values 138, 137, 153 and HSL 244°, 7%, 57%. It is a dark colour, so black text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Light slate grey.

Colour values

#8A8999#8A8999
HEX#8A8999
RGBrgb(138, 137, 153)
RGB (0–1)0.5412, 0.5373, 0.6
RGB percentages54.1%, 53.7%, 60%
HSLhsl(243.8, 7.3%, 56.9%)
HSV / HSBhsv(243.8, 10.5%, 60%)
CMYK9.8%, 10.5%, 0%, 40%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,079,193
CSS custom property--colour: #8A8999;

Brightness & contrast

Relative luminance0.25595WCAG 2.x, 0 is black and 1 is white
Perceived brightness139.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.12:1
Contrast with white3.43:1WCAG normal text: Fail
Contrast with black6.12:1WCAG normal text: AA
Greyscale equivalent#8A8A8A
Inverted#757666

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#868B9Ano red cones; affects about 1% of men; ΔE 2.3 from the original
Deuteranopia#858A99no green cones; the most common form, about 1% of men; ΔE 2.3 from the original
Tritanopia#878B8Eno blue cones; rare, and affects men and women equally; ΔE 7.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.43:1WCAG large text: AA
Contrast with black, large text6.12:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 6.7Slate grey · ΔE 7.8Gray · ΔE 10Dark grey · ΔE 14.7Dim grey · ΔE 16.1Rosy brown · ΔE 20.9
Nearest named CSS colourLight slate grey (#778899)ΔE 6.73, clearly different but related
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#989989
Analogous#899099, #928999
Triadic#998A89, #89998A
Split complementary#999289, #909989
Tetradic#998990, #989989, #899992

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F6F6F8
Lighter +30%#DBDBE0
Lighter +20%#C0C0C8
Lighter +10%#A5A4B1
Darker −10%#706F80
Darker −20%#585765
Darker −30%#404049
Darker −40%#28282E
More saturated +25%#726EB4
Less saturated −25%#919191

Channel breakdown

R138
G137
B153
Red138 (54.1%)
Green137 (53.7%)
Blue153 (60%)
Hue243.75°
Saturation (HSL)7.27%
Lightness56.86%
Dominant channelBlue
Hex per channelR 8A · G 89 · B 99

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Every value on this page was computed from “8a8999” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.