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Recognised as Colour

#AA56CB

  • #AA56CB
  • Violet
  • Dark
  • Nearest: Medium orchid

#AA56CB is a violet with RGB values 170, 86, 203 and HSL 283°, 53%, 57%. It is a dark colour, so black text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Medium orchid.

Colour values

#AA56CB#AA56CB
HEX#AA56CB
RGBrgb(170, 86, 203)
RGB (0–1)0.6667, 0.3373, 0.7961
RGB percentages66.7%, 33.7%, 79.6%
HSLhsl(283.1, 52.9%, 56.7%)
HSV / HSBhsv(283.1, 57.6%, 79.6%)
CMYK16.3%, 57.6%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,163,339
CSS custom property--colour: #AA56CB;

Brightness & contrast

Relative luminance0.19513WCAG 2.x, 0 is black and 1 is white
Perceived brightness133 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.9:1
Contrast with white4.28:1WCAG normal text: Fail
Contrast with black4.9:1WCAG normal text: AA
Greyscale equivalent#707070
Inverted#55A934

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3675CFno red cones; affects about 1% of men; ΔE 42.7 from the original
Deuteranopia#557DC8no green cones; the most common form, about 1% of men; ΔE 44.6 from the original
Tritanopia#A86A88no blue cones; rare, and affects men and women equally; ΔE 47.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.28:1WCAG large text: AA
Contrast with black, large text4.9:1WCAG large text: AAA

Named colours

Medium orchid · ΔE 6.6Medium purple · ΔE 16.9Orchid · ΔE 17Dark orchid · ΔE 19.7Rebecca purple · ΔE 21Slate blue · ΔE 21.1
Nearest named CSS colourMedium orchid (#BA55D3)ΔE 6.56, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#77CB56
Analogous#7056CB, #CB56B2
Triadic#CBAA56, #56CBAA
Split complementary#B1CB56, #56CB70
Tetradic#CB7056, #77CB56, #56B2CB

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F8F2FB
Lighter +30%#E5CBEF
Lighter +20%#D1A4E3
Lighter +10%#BE7DD7
Darker −10%#9238B6
Darker −20%#732C8F
Darker −30%#542068
Darker −40%#341441
More saturated +25%#B63AE7
Less saturated −25%#9E72AF

Channel breakdown

R170
G86
B203
Red170 (66.7%)
Green86 (33.7%)
Blue203 (79.6%)
Hue283.08°
Saturation (HSL)52.94%
Lightness56.67%
Dominant channelBlue
Hex per channelR AA · G 56 · B CB

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Every value on this page was computed from “aa56cb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.