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Colour

#A664FC

  • #A664FC
  • Violet
  • Dark
  • Nearest: Medium slateblue

#A664FC is a violet with RGB values 166, 100, 252 and HSL 266°, 96%, 69%. It is a dark colour, so black text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#A664FC#A664FC
HEX#A664FC
RGBrgb(166, 100, 252)
RGB (0–1)0.651, 0.3922, 0.9882
RGB percentages65.1%, 39.2%, 98.8%
HSLhsl(266.1, 96.2%, 69%)
HSV / HSBhsv(266.1, 60.3%, 98.8%)
CMYK34.1%, 60.3%, 0%, 1.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,904,828
CSS custom property--colour: #A664FC;

Brightness & contrast

Relative luminance0.2425WCAG 2.x, 0 is black and 1 is white
Perceived brightness146.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.85:1
Contrast with white3.59:1WCAG normal text: Fail
Contrast with black5.85:1WCAG normal text: AA
Greyscale equivalent#7D7D7D
Inverted#599B03

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0087FFno red cones; affects about 1% of men; ΔE 41.7 from the original
Deuteranopia#2E86F9no green cones; the most common form, about 1% of men; ΔE 41.2 from the original
Tritanopia#9484A7no blue cones; rare, and affects men and women equally; ΔE 65.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.59:1WCAG large text: AA
Contrast with black, large text5.85:1WCAG large text: AAA

Named colours

Medium slateblue · ΔE 15.6Dark orchid · ΔE 17Medium orchid · ΔE 19.3Blue violet · ΔE 21.5Slate blue · ΔE 24.4Medium purple · ΔE 25.2
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 15.59, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BAFC64
Analogous#646EFC, #F264FC
Triadic#FCA664, #64FCA6
Split complementary#FCF264, #6EFC64
Tetradic#FC646E, #BAFC64, #64FCF2

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FCFAFF
Lighter +20%#DFC8FE
Lighter +10%#C396FD
Darker −10%#8932FB
Darker −20%#6D05F5
Darker −30%#5704C3
Darker −40%#410391
More saturated +25%#A661FF
Less saturated −25%#A978E8

Channel breakdown

R166
G100
B252
Red166 (65.1%)
Green100 (39.2%)
Blue252 (98.8%)
Hue266.05°
Saturation (HSL)96.2%
Lightness69.02%
Dominant channelBlue
Hex per channelR A6 · G 64 · B FC

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Every value on this page was computed from “a664fc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.