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Recognised as Colour

#8548BB

  • #8548BB
  • Violet
  • Dark
  • Nearest: Rebecca purple

#8548BB is a violet with RGB values 133, 72, 187 and HSL 272°, 46%, 51%. It is a dark colour, so white text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Rebecca purple.

Colour values

#8548BB#8548BB
HEX#8548BB
RGBrgb(133, 72, 187)
RGB (0–1)0.5216, 0.2824, 0.7333
RGB percentages52.2%, 28.2%, 73.3%
HSLhsl(271.8, 45.8%, 50.8%)
HSV / HSBhsv(271.8, 61.5%, 73.3%)
CMYK28.9%, 61.5%, 0%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,734,907
CSS custom property--colour: #8548BB;

Brightness & contrast

Relative luminance0.13209WCAG 2.x, 0 is black and 1 is white
Perceived brightness111 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.77:1
Contrast with white5.77:1WCAG normal text: AA
Contrast with black3.64:1WCAG normal text: Fail
Greyscale equivalent#5D5D5D
Inverted#7AB744

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0764BFno red cones; affects about 1% of men; ΔE 36 from the original
Deuteranopia#2F66B8no green cones; the most common form, about 1% of men; ΔE 36.8 from the original
Tritanopia#7C5F7Bno blue cones; rare, and affects men and women equally; ΔE 50 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.77:1WCAG large text: AAA
Contrast with black, large text3.64:1WCAG large text: AA

Named colours

Rebecca purple · ΔE 11.7Slate blue · ΔE 13.5Medium purple · ΔE 16Medium orchid · ΔE 16.1Medium slateblue · ΔE 18.3Dark orchid · ΔE 20
Nearest named CSS colourRebecca purple (#663399)ΔE 11.74, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7EBB48
Analogous#4C48BB, #BB48B7
Triadic#BB8548, #48BB85
Split complementary#B7BB48, #48BB4C
Tetradic#BB4C48, #7EBB48, #48B7BB

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E8DDF2
Lighter +30%#CFB8E4
Lighter +20%#B792D7
Lighter +10%#9E6DC9
Darker −10%#6B3898
Darker −20%#512B72
Darker −30%#361D4D
Darker −40%#1C0F28
More saturated +25%#8729DA
Less saturated −25%#83679C

Channel breakdown

R133
G72
B187
Red133 (52.2%)
Green72 (28.2%)
Blue187 (73.3%)
Hue271.83°
Saturation (HSL)45.82%
Lightness50.78%
Dominant channelBlue
Hex per channelR 85 · G 48 · B BB

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Every value on this page was computed from “8548bb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.