Colour

#8189AA

#8189AA
Blue
Dark
Nearest: Light slate grey

#8189AA is a blue with RGB values 129, 137, 170 and HSL 228°, 19%, 59%. 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

#8189AA#8189AA

HEX#8189AA

RGBrgb(129, 137, 170)

RGB (0–1)0.5059, 0.5373, 0.6667

RGB percentages50.6%, 53.7%, 66.7%

HSLhsl(228.3, 19.4%, 58.6%)

HSV / HSBhsv(228.3, 24.1%, 66.7%)

CMYK24.1%, 19.4%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer8,489,386

CSS custom property--colour: #8189AA;

Brightness & contrast

Relative luminance0.25461WCAG 2.x, 0 is black and 1 is white

Perceived brightness138.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.09:1

Contrast with white3.45:1WCAG normal text: Fail

Contrast with black6.09:1WCAG normal text: AA

Greyscale equivalent#8A8A8A

Inverted#7E7655

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#808CACno red cones; affects about 1% of men; ΔE 1.8 from the original

Deuteranopia#7D89A9no green cones; the most common form, about 1% of men; ΔE 1.6 from the original

Tritanopia#778F94no blue cones; rare, and affects men and women equally; ΔE 17.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.45:1WCAG large text: AA

Contrast with black, large text6.09:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 10.1 Slate grey · ΔE 11.3 Steel blue · ΔE 17.1 Gray · ΔE 19.3 Light steelblue · ΔE 22 Dark grey · ΔE 22.3

Nearest named CSS colourLight slate grey (#778899)ΔE 10.07, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#AAA281

Analogous#819EAA, #8D81AA

Triadic#AA8189, #89AA81

Split complementary#AA8D81, #9EAA81

Tetradic#AA819E, #AAA281, #81AA8D

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FBFBFC

Lighter +30%#DCDFE8

Lighter +20%#BEC2D3

Lighter +10%#9FA6BF

Darker −10%#646D94

Darker −20%#4F5776

Darker −30%#3B4057

Darker −40%#262A39

More saturated +25%#6779C4

Less saturated −25%#959595

Channel breakdown

R129

G137

B170

Red129 (50.6%)

Green137 (53.7%)

Blue170 (66.7%)

Hue228.29°

Saturation (HSL)19.43%

Lightness58.63%

Dominant channelBlue

Hex per channelR 81 · G 89 · B AA

Keep nerding

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#8189AA

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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