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Colour

#A491CC

  • #A491CC
  • Violet
  • Dark
  • Nearest: Plum

#A491CC is a violet with RGB values 164, 145, 204 and HSL 259°, 37%, 68%. It is a dark colour, so black text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Plum.

Colour values

#A491CC#A491CC
HEX#A491CC
RGBrgb(164, 145, 204)
RGB (0–1)0.6431, 0.5686, 0.8
RGB percentages64.3%, 56.9%, 80%
HSLhsl(259.3, 36.6%, 68.4%)
HSV / HSBhsv(259.3, 28.9%, 80%)
CMYK19.6%, 28.9%, 0%, 20%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,785,228
CSS custom property--colour: #A491CC;

Brightness & contrast

Relative luminance0.32503WCAG 2.x, 0 is black and 1 is white
Perceived brightness158.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.5:1
Contrast with white2.8:1WCAG normal text: Fail
Contrast with black7.5:1WCAG normal text: AAA
Greyscale equivalent#999999
Inverted#5B6E33

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#849ACEno red cones; affects about 1% of men; ΔE 14.2 from the original
Deuteranopia#879ACAno green cones; the most common form, about 1% of men; ΔE 14.4 from the original
Tritanopia#9D9AA6no blue cones; rare, and affects men and women equally; ΔE 26.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.8:1WCAG large text: Fail
Contrast with black, large text7.5:1WCAG large text: AAA

Named colours

Plum · ΔE 17.5Cornflower blue · ΔE 23.7Thistle · ΔE 25.4Steel blue · ΔE 26.1Light steelblue · ΔE 28.1Light slate grey · ΔE 28.2
Nearest named CSS colourPlum (#DDA0DD)ΔE 17.51, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B9CC91
Analogous#919BCC, #C291CC
Triadic#CCA491, #91CCA4
Split complementary#CCC291, #9BCC91
Tetradic#CC919B, #B9CC91, #91CCC2

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FAFAFC
Lighter +20%#DED7EC
Lighter +10%#C1B4DC
Darker −10%#876EBC
Darker −20%#6B4EA9
Darker −30%#553E86
Darker −40%#3F2E63
More saturated +25%#9D7DE0
Less saturated −25%#ABA5B8

Channel breakdown

R164
G145
B204
Red164 (64.3%)
Green145 (56.9%)
Blue204 (80%)
Hue259.32°
Saturation (HSL)36.65%
Lightness68.43%
Dominant channelBlue
Hex per channelR A4 · G 91 · B CC

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Every value on this page was computed from “a491cc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.