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Recognised as Colour

#8B56CD

  • #8B56CD
  • Violet
  • Dark
  • Nearest: Slate blue

#8B56CD is a violet with RGB values 139, 86, 205 and HSL 267°, 54%, 57%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Slate blue.

Colour values

#8B56CD#8B56CD
HEX#8B56CD
RGBrgb(139, 86, 205)
RGB (0–1)0.5451, 0.3373, 0.8039
RGB percentages54.5%, 33.7%, 80.4%
HSLhsl(266.7, 54.3%, 57.1%)
HSV / HSBhsv(266.7, 58%, 80.4%)
CMYK32.2%, 58%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,131,725
CSS custom property--colour: #8B56CD;

Brightness & contrast

Relative luminance0.16552WCAG 2.x, 0 is black and 1 is white
Perceived brightness122.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.87:1
Contrast with white4.87:1WCAG normal text: AA
Contrast with black4.31:1WCAG normal text: Fail
Greyscale equivalent#6A6A6A
Inverted#74A932

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1D70D1no red cones; affects about 1% of men; ΔE 33.8 from the original
Deuteranopia#3571CAno green cones; the most common form, about 1% of men; ΔE 34.6 from the original
Tritanopia#7E6E89no blue cones; rare, and affects men and women equally; ΔE 53.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.87:1WCAG large text: AAA
Contrast with black, large text4.31:1WCAG large text: AA

Named colours

Slate blue · ΔE 10.8Medium purple · ΔE 12.2Medium slateblue · ΔE 13.3Medium orchid · ΔE 15.9Rebecca purple · ΔE 16.5Dark orchid · ΔE 20.8
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 10.79, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#98CD56
Analogous#565CCD, #C756CD
Triadic#CD8B56, #56CD8B
Split complementary#CDC756, #5CCD56
Tetradic#CD565C, #98CD56, #56CDC7

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F7F3FC
Lighter +30%#DCCCF0
Lighter +20%#C1A5E4
Lighter +10%#A67DD9
Darker −10%#7137B9
Darker −20%#592B92
Darker −30%#41206A
Darker −40%#291443
More saturated +25%#883BE8
Less saturated −25%#8E71B2

Channel breakdown

R139
G86
B205
Red139 (54.5%)
Green86 (33.7%)
Blue205 (80.4%)
Hue266.72°
Saturation (HSL)54.34%
Lightness57.06%
Dominant channelBlue
Hex per channelR 8B · G 56 · B CD

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Every value on this page was computed from “8b56cd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.