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Recognised as Colour

#6404DB

  • #6404DB
  • Violet
  • Dark
  • Nearest: Medium blue

#6404DB is a violet with RGB values 100, 4, 219 and HSL 267°, 96%, 44%. It is a dark colour, so white text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#6404DB#6404DB
HEX#6404DB
RGBrgb(100, 4, 219)
RGB (0–1)0.3922, 0.0157, 0.8588
RGB percentages39.2%, 1.6%, 85.9%
HSLhsl(266.8, 96.4%, 43.7%)
HSV / HSBhsv(266.8, 98.2%, 85.9%)
CMYK54.3%, 98.2%, 0%, 14.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,554,843
CSS custom property--colour: #6404DB;

Brightness & contrast

Relative luminance0.07911WCAG 2.x, 0 is black and 1 is white
Perceived brightness92 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.13:1
Contrast with white8.13:1WCAG normal text: AAA
Contrast with black2.58:1WCAG normal text: Fail
Greyscale equivalent#282828
Inverted#9BFB24

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0053E0no red cones; affects about 1% of men; ΔE 38.8 from the original
Deuteranopia#004BD8no green cones; the most common form, about 1% of men; ΔE 36.4 from the original
Tritanopia#335780no blue cones; rare, and affects men and women equally; ΔE 92.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.13:1WCAG large text: AAA
Contrast with black, large text2.58:1WCAG large text: Fail

Named colours

Medium blue · ΔE 12.5Blue violet · ΔE 13.4Dark violet · ΔE 15.9Blue · ΔE 24Dark orchid · ΔE 27.6Dark blue · ΔE 33.6
Nearest named CSS colourMedium blue (#0000CD)ΔE 12.51, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7BDB04
Analogous#040FDB, #D004DB
Triadic#DB6404, #04DB64
Split complementary#DBD004, #0FDB04
Tetradic#DB040F, #7BDB04, #04DBD0

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D1ADFE
Lighter +30%#B57BFD
Lighter +20%#9949FC
Lighter +10%#7D17FB
Darker −10%#4D03A9
Darker −20%#360277
Darker −30%#1F0145
Darker −40%#090013
More saturated +25%#6400DF
Less saturated −25%#6720BF

Channel breakdown

R100
G4
B219
Red100 (39.2%)
Green4 (1.6%)
Blue219 (85.9%)
Hue266.79°
Saturation (HSL)96.41%
Lightness43.73%
Dominant channelBlue
Hex per channelR 64 · G 04 · B DB

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Every value on this page was computed from “6404db” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.