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Recognised as Colour

#641DC8

  • #641DC8
  • Violet
  • Dark
  • Nearest: Blue violet

#641DC8 is a violet with RGB values 100, 29, 200 and HSL 265°, 75%, 45%. It is a dark colour, so white text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Blue violet.

Colour values

#641DC8#641DC8
HEX#641DC8
RGBrgb(100, 29, 200)
RGB (0–1)0.3922, 0.1137, 0.7843
RGB percentages39.2%, 11.4%, 78.4%
HSLhsl(264.9, 74.7%, 44.9%)
HSV / HSBhsv(264.9, 85.5%, 78.4%)
CMYK50%, 85.5%, 0%, 21.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,561,224
CSS custom property--colour: #641DC8;

Brightness & contrast

Relative luminance0.07758WCAG 2.x, 0 is black and 1 is white
Perceived brightness89.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.23:1
Contrast with white8.23:1WCAG normal text: AAA
Contrast with black2.55:1WCAG normal text: Fail
Greyscale equivalent#383838
Inverted#9BE237

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0051CCno red cones; affects about 1% of men; ΔE 35.2 from the original
Deuteranopia#004CC5no green cones; the most common form, about 1% of men; ΔE 34.6 from the original
Tritanopia#435377no blue cones; rare, and affects men and women equally; ΔE 78.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.23:1WCAG large text: AAA
Contrast with black, large text2.55:1WCAG large text: Fail

Named colours

Blue violet · ΔE 10.8Dark violet · ΔE 14.7Dark orchid · ΔE 17.4Medium blue · ΔE 19.6Dark blue · ΔE 23.5Indigo · ΔE 27.3
Nearest named CSS colourBlue violet (#8A2BE2)ΔE 10.79, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#81C81D
Analogous#1D2BC8, #BA1DC8
Triadic#C8641D, #1DC864
Split complementary#C8BA1D, #2BC81D
Tetradic#C81D2B, #81C81D, #1DC8BA

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D4BCF5
Lighter +30%#B78FEF
Lighter +20%#9A63E8
Lighter +10%#7D36E2
Darker −10%#4E179B
Darker −20%#37106F
Darker −30%#210A42
Darker −40%#0B0316
More saturated +25%#5F00E5
Less saturated −25%#693AAB

Channel breakdown

R100
G29
B200
Red100 (39.2%)
Green29 (11.4%)
Blue200 (78.4%)
Hue264.91°
Saturation (HSL)74.67%
Lightness44.9%
Dominant channelBlue
Hex per channelR 64 · G 1D · B C8

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Every value on this page was computed from “641dc8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.