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Recognised as Colour

#661FD8

  • #661FD8
  • Violet
  • Dark
  • Nearest: Blue violet

#661FD8 is a violet with RGB values 102, 31, 216 and HSL 263°, 75%, 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

#661FD8#661FD8
HEX#661FD8
RGBrgb(102, 31, 216)
RGB (0–1)0.4, 0.1216, 0.8471
RGB percentages40%, 12.2%, 84.7%
HSLhsl(263, 74.9%, 48.4%)
HSV / HSBhsv(263, 85.6%, 84.7%)
CMYK52.8%, 85.6%, 0%, 15.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,692,824
CSS custom property--colour: #661FD8;

Brightness & contrast

Relative luminance0.08763WCAG 2.x, 0 is black and 1 is white
Perceived brightness94.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.63:1
Contrast with white7.63:1WCAG normal text: AAA
Contrast with black2.75:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#99E027

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0056DDno red cones; affects about 1% of men; ΔE 35.4 from the original
Deuteranopia#004FD5no green cones; the most common form, about 1% of men; ΔE 33.8 from the original
Tritanopia#3A5B81no blue cones; rare, and affects men and women equally; ΔE 87 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.63:1WCAG large text: AAA
Contrast with black, large text2.75:1WCAG large text: Fail

Named colours

Blue violet · ΔE 9Dark violet · ΔE 14.1Medium blue · ΔE 15.5Dark orchid · ΔE 21.6Dark blue · ΔE 28.9Blue · ΔE 30.5
Nearest named CSS colourBlue violet (#8A2BE2)ΔE 9.05, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#91D81F
Analogous#1F34D8, #C31FD8
Triadic#D8661F, #1FD866
Split complementary#D8C31F, #34D81F
Tetradic#D81F34, #91D81F, #1FD8C3

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DCCBF8
Lighter +30%#BE9FF1
Lighter +20%#A072EB
Lighter +10%#8346E4
Darker −10%#5119AB
Darker −20%#3C127F
Darker −30%#270C52
Darker −40%#120526
More saturated +25%#5F00F7
Less saturated −25%#6D3EB9

Channel breakdown

R102
G31
B216
Red102 (40%)
Green31 (12.2%)
Blue216 (84.7%)
Hue263.03°
Saturation (HSL)74.9%
Lightness48.43%
Dominant channelBlue
Hex per channelR 66 · G 1F · B D8

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Every value on this page was computed from “661fd8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.