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Recognised as Colour

#821DFF

  • #821DFF
  • Violet
  • Dark
  • Nearest: Blue violet

#821DFF is a violet with RGB values 130, 29, 255 and HSL 267°, 100%, 56%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Blue violet.

Colour values

#821DFF#821DFF
HEX#821DFF
RGBrgb(130, 29, 255)
RGB (0–1)0.5098, 0.1137, 1
RGB percentages51%, 11.4%, 100%
HSLhsl(266.8, 100%, 55.7%)
HSV / HSBhsv(266.8, 88.6%, 100%)
CMYK49%, 88.6%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,527,359
CSS custom property--colour: #821DFF;

Brightness & contrast

Relative luminance0.12845WCAG 2.x, 0 is black and 1 is white
Perceived brightness113.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.88:1
Contrast with white5.88:1WCAG normal text: AA
Contrast with black3.57:1WCAG normal text: Fail
Greyscale equivalent#434343
Inverted#7DE200

Colour vision & accessibility

Protanopia#0067FFno red cones; affects about 1% of men; ΔE 45.9 from the original
Deuteranopia#0060FBno green cones; the most common form, about 1% of men; ΔE 42.6 from the original
Tritanopia#596998no blue cones; rare, and affects men and women equally; ΔE 96.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.88:1WCAG large text: AAA
Contrast with black, large text3.57:1WCAG large text: AA

Named colours

Nearest named CSS colourBlue violet (#8A2BE2)ΔE 18.4, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#9AFF1D
Analogous#1D29FF, #F31DFF
Triadic#FF821D, #1DFF82
Split complementary#FFF31D, #29FF1D
Tetradic#FF1D29, #9AFF1D, #1DFFF3

Tints, shades & saturation

Lighter +40%#F3E9FF
Lighter +30%#D7B6FF
Lighter +20%#BA83FF
Lighter +10%#9E50FF
Darker −10%#6800E9
Darker −20%#5100B6
Darker −30%#3B0083
Darker −40%#240050
More saturated +25%#821DFF
Less saturated −25%#8539E3

Channel breakdown

R130
G29
B255
Red130 (51%)
Green29 (11.4%)
Blue255 (100%)
Hue266.81°
Saturation (HSL)100%
Lightness55.69%
Dominant channelBlue
Hex per channelR 82 · G 1D · B FF

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Every value on this page was computed from “821dff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.