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Recognised as Colour

#642ECD

  • #642ECD
  • Violet
  • Dark
  • Nearest: Blue violet

#642ECD is a violet with RGB values 100, 46, 205 and HSL 260°, 63%, 49%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Blue violet.

Colour values

#642ECD#642ECD
HEX#642ECD
RGBrgb(100, 46, 205)
RGB (0–1)0.3922, 0.1804, 0.8039
RGB percentages39.2%, 18%, 80.4%
HSLhsl(260.4, 63.3%, 49.2%)
HSV / HSBhsv(260.4, 77.6%, 80.4%)
CMYK51.2%, 77.6%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,565,581
CSS custom property--colour: #642ECD;

Brightness & contrast

Relative luminance0.09071WCAG 2.x, 0 is black and 1 is white
Perceived brightness95 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.46:1
Contrast with white7.46:1WCAG normal text: AAA
Contrast with black2.81:1WCAG normal text: Fail
Greyscale equivalent#454545
Inverted#9BD132

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0058D1no red cones; affects about 1% of men; ΔE 32.6 from the original
Deuteranopia#0051CAno green cones; the most common form, about 1% of men; ΔE 30.6 from the original
Tritanopia#3E5B7Dno blue cones; rare, and affects men and women equally; ΔE 77.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.46:1WCAG large text: AAA
Contrast with black, large text2.81:1WCAG large text: Fail

Named colours

Blue violet · ΔE 13.1Dark orchid · ΔE 16.1Dark violet · ΔE 18.4Dark blue · ΔE 23.2Medium blue · ΔE 23.5Medium slateblue · ΔE 24.8
Nearest named CSS colourBlue violet (#8A2BE2)ΔE 13.08, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#97CD2E
Analogous#2E47CD, #B42ECD
Triadic#CD642E, #2ECD64
Split complementary#CDB42E, #47CD2E
Tetradic#CD2E47, #97CD2E, #2ECDB4

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DED2F5
Lighter +30%#BFA8EC
Lighter +20%#A17FE2
Lighter +10%#8255D9
Darker −10%#5025A3
Darker −20%#3B1B7A
Darker −30%#271250
Darker −40%#130926
More saturated +25%#5A0FEC
Less saturated −25%#6E4DAE

Channel breakdown

R100
G46
B205
Red100 (39.2%)
Green46 (18%)
Blue205 (80.4%)
Hue260.38°
Saturation (HSL)63.35%
Lightness49.22%
Dominant channelBlue
Hex per channelR 64 · G 2E · B CD

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Every value on this page was computed from “642ecd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.