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Colour

#8371AA

  • #8371AA
  • Violet
  • Dark
  • Nearest: Steel blue

#8371AA is a violet with RGB values 131, 113, 170 and HSL 259°, 25%, 55%. It is a dark colour, so black text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#8371AA#8371AA
HEX#8371AA
RGBrgb(131, 113, 170)
RGB (0–1)0.5137, 0.4431, 0.6667
RGB percentages51.4%, 44.3%, 66.7%
HSLhsl(258.9, 25.1%, 55.5%)
HSV / HSBhsv(258.9, 33.5%, 66.7%)
CMYK22.9%, 33.5%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,614,314
CSS custom property--colour: #8371AA;

Brightness & contrast

Relative luminance0.19538WCAG 2.x, 0 is black and 1 is white
Perceived brightness126.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.91:1
Contrast with white4.28:1WCAG normal text: Fail
Contrast with black4.91:1WCAG normal text: AA
Greyscale equivalent#797979
Inverted#7C8E55

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#637AACno red cones; affects about 1% of men; ΔE 14.4 from the original
Deuteranopia#667AA8no green cones; the most common form, about 1% of men; ΔE 14.7 from the original
Tritanopia#7C7A86no blue cones; rare, and affects men and women equally; ΔE 27 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.28:1WCAG large text: AA
Contrast with black, large text4.91:1WCAG large text: AAA

Named colours

Steel blue · ΔE 23.8Dark slateblue · ΔE 25.8Cornflower blue · ΔE 25.9Plum · ΔE 26.4Slate grey · ΔE 27.6Light slate grey · ΔE 27.7
Nearest named CSS colourSteel blue (#4682B4)ΔE 23.76, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#98AA71
Analogous#717BAA, #A071AA
Triadic#AA8371, #71AA83
Split complementary#AAA071, #7BAA71
Tetradic#AA717B, #98AA71, #71AAA0

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F2F1F6
Lighter +30%#D7D1E3
Lighter +20%#BBB1D0
Lighter +10%#9F91BD
Darker −10%#695791
Darker −20%#524471
Darker −30%#3B3151
Darker −40%#241E31
More saturated +25%#7955C6
Less saturated −25%#8D8D8E

Channel breakdown

R131
G113
B170
Red131 (51.4%)
Green113 (44.3%)
Blue170 (66.7%)
Hue258.95°
Saturation (HSL)25.11%
Lightness55.49%
Dominant channelBlue
Hex per channelR 83 · G 71 · B AA

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Every value on this page was computed from “8371aa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.