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Colour

#6400FF

  • #6400FF
  • Violet
  • Dark
  • Nearest: Blue

#6400FF is a violet with RGB values 100, 0, 255 and HSL 264°, 100%, 50%. It is a dark colour, so white text on it reaches 7:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#6400FF#6400FF
HEX#6400FF
RGBrgb(100, 0, 255)
RGB (0–1)0.3922, 0, 1
RGB percentages39.2%, 0%, 100%
HSLhsl(263.5, 100%, 50%)
HSV / HSBhsv(263.5, 100%, 100%)
CMYK60.8%, 100%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,553,855
CSS custom property--colour: #6400FF;

Brightness & contrast

Relative luminance0.09929WCAG 2.x, 0 is black and 1 is white
Perceived brightness102 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.03:1
Contrast with white7.03:1WCAG normal text: AAA
Contrast with black2.99:1WCAG normal text: Fail
Greyscale equivalent#282828
Inverted#9BFF00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005FFFno red cones; affects about 1% of men; ΔE 44.8 from the original
Deuteranopia#0051FBno green cones; the most common form, about 1% of men; ΔE 36.3 from the original
Tritanopia#006896no blue cones; rare, and affects men and women equally; ΔE 111.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.03:1WCAG large text: AAA
Contrast with black, large text2.99:1WCAG large text: Fail

Named colours

Blue · ΔE 10.9Medium blue · ΔE 20.4Blue violet · ΔE 26.9Dark violet · ΔE 28.8Dark orchid · ΔE 42.3Fuchsia · ΔE 47.2
Nearest named CSS colourBlue (#0000FF)ΔE 10.88, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9BFF00
Analogous#001CFF, #E300FF
Triadic#FF6400, #00FF64
Split complementary#FFE400, #1BFF00
Tetradic#FF001C, #9BFF00, #00FFE3

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E0CCFF
Lighter +30%#C199FF
Lighter +20%#A266FF
Lighter +10%#8333FF
Darker −10%#5000CC
Darker −20%#3C0099
Darker −30%#280066
Darker −40%#140033
More saturated +25%#6400FF
Less saturated −25%#6B20DF

Channel breakdown

R100
G0
B255
Red100 (39.2%)
Green0 (0%)
Blue255 (100%)
Hue263.53°
Saturation (HSL)100%
Lightness50%
Dominant channelBlue
Hex per channelR 64 · G 00 · B FF

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Every value on this page was computed from “6400ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.