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Colour

#681DD9

  • #681DD9
  • Violet
  • Dark
  • Nearest: Blue violet

#681DD9 is a violet with RGB values 104, 29, 217 and HSL 264°, 76%, 48%. It is a dark colour, so white text on it reaches 7.6:1 contrast (AAA for normal text). The nearest named colour is Blue violet.

Colour values

#681DD9#681DD9
HEX#681DD9
RGBrgb(104, 29, 217)
RGB (0–1)0.4078, 0.1137, 0.851
RGB percentages40.8%, 11.4%, 85.1%
HSLhsl(263.9, 76.4%, 48.2%)
HSV / HSBhsv(263.9, 86.6%, 85.1%)
CMYK52.1%, 86.6%, 0%, 14.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,823,385
CSS custom property--colour: #681DD9;

Brightness & contrast

Relative luminance0.08832WCAG 2.x, 0 is black and 1 is white
Perceived brightness95.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.59:1
Contrast with white7.59:1WCAG normal text: AAA
Contrast with black2.77:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#97E226

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0057DEno red cones; affects about 1% of men; ΔE 36.8 from the original
Deuteranopia#0050D6no green cones; the most common form, about 1% of men; ΔE 35.2 from the original
Tritanopia#3E5A81no blue cones; rare, and affects men and women equally; ΔE 86.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.59:1WCAG large text: AAA
Contrast with black, large text2.77:1WCAG large text: Fail

Named colours

Blue violet · ΔE 8.9Dark violet · ΔE 13.7Medium blue · ΔE 15.4Dark orchid · ΔE 22Dark blue · ΔE 29.8Blue · ΔE 29.8
Nearest named CSS colourBlue violet (#8A2BE2)ΔE 8.89, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8ED91D
Analogous#1D30D9, #C61DD9
Triadic#D9681D, #1DD968
Split complementary#D9C61D, #30D91D
Tetradic#D91D30, #8ED91D, #1DD9C6

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DCCAF8
Lighter +30%#BF9DF2
Lighter +20%#A170EC
Lighter +10%#8443E6
Darker −10%#5217AC
Darker −20%#3D117F
Darker −30%#270B52
Darker −40%#120525
More saturated +25%#6200F6
Less saturated −25%#6E3CBA

Channel breakdown

R104
G29
B217
Red104 (40.8%)
Green29 (11.4%)
Blue217 (85.1%)
Hue263.94°
Saturation (HSL)76.42%
Lightness48.24%
Dominant channelBlue
Hex per channelR 68 · G 1D · B D9

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Every value on this page was computed from “681dd9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.