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Recognised as Colour

#571DD4

  • #571DD4
  • Violet
  • Dark
  • Nearest: Blue violet

#571DD4 is a violet with RGB values 87, 29, 212 and HSL 259°, 76%, 47%. It is a dark colour, so white text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Blue violet.

Colour values

#571DD4#571DD4
HEX#571DD4
RGBrgb(87, 29, 212)
RGB (0–1)0.3412, 0.1137, 0.8314
RGB percentages34.1%, 11.4%, 83.1%
HSLhsl(259, 75.9%, 47.3%)
HSV / HSBhsv(259, 86.3%, 83.1%)
CMYK59%, 86.3%, 0%, 16.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,709,268
CSS custom property--colour: #571DD4;

Brightness & contrast

Relative luminance0.07658WCAG 2.x, 0 is black and 1 is white
Perceived brightness88.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.29:1
Contrast with white8.29:1WCAG normal text: AAA
Contrast with black2.53:1WCAG normal text: Fail
Greyscale equivalent#373737
Inverted#A8E22B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0053D9no red cones; affects about 1% of men; ΔE 33.9 from the original
Deuteranopia#0049D1no green cones; the most common form, about 1% of men; ΔE 30 from the original
Tritanopia#035A7Eno blue cones; rare, and affects men and women equally; ΔE 92.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.29:1WCAG large text: AAA
Contrast with black, large text2.53:1WCAG large text: Fail

Named colours

Blue violet · ΔE 12.2Medium blue · ΔE 13Dark violet · ΔE 17.1Dark orchid · ΔE 23.8Dark blue · ΔE 27Blue · ΔE 29.7
Nearest named CSS colourBlue violet (#8A2BE2)ΔE 12.19, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9AD41D
Analogous#1D3ED4, #B31DD4
Triadic#D4571D, #1DD457
Split complementary#D4B21D, #3FD41D
Tetradic#D41D3E, #9AD41D, #1DD4B3

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D5C6F7
Lighter +30%#B599F1
Lighter +20%#946CEB
Lighter +10%#743FE5
Darker −10%#4517A7
Darker −20%#32117A
Darker −30%#200B4D
Darker −40%#0D0421
More saturated +25%#4C00F1
Less saturated −25%#623BB6

Channel breakdown

R87
G29
B212
Red87 (34.1%)
Green29 (11.4%)
Blue212 (83.1%)
Hue259.02°
Saturation (HSL)75.93%
Lightness47.25%
Dominant channelBlue
Hex per channelR 57 · G 1D · B D4

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Every value on this page was computed from “571dd4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.