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Colour

#5500FF

  • #5500FF
  • Violet
  • Dark
  • Nearest: Blue

#5500FF is a violet with RGB values 85, 0, 255 and HSL 260°, 100%, 50%. It is a dark colour, so white text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#5500FF#5500FF
HEX#5500FF
HEX (short)#50F
RGBrgb(85, 0, 255)
RGB (0–1)0.3333, 0, 1
RGB percentages33.3%, 0%, 100%
HSLhsl(260, 100%, 50%)
HSV / HSBhsv(260, 100%, 100%)
CMYK66.7%, 100%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,570,815
CSS custom property--colour: #5500FF;

Brightness & contrast

Relative luminance0.09151WCAG 2.x, 0 is black and 1 is white
Perceived brightness97.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.42:1
Contrast with white7.42:1WCAG normal text: AAA
Contrast with black2.83:1WCAG normal text: Fail
Greyscale equivalent#242424
Inverted#AAFF00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005DFFno red cones; affects about 1% of men; ΔE 43.8 from the original
Deuteranopia#004CFBno green cones; the most common form, about 1% of men; ΔE 33.1 from the original
Tritanopia#006996no blue cones; rare, and affects men and women equally; ΔE 113.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.42:1WCAG large text: AAA
Contrast with black, large text2.83:1WCAG large text: Fail

Named colours

Blue · ΔE 8Medium blue · ΔE 20.1Blue violet · ΔE 29.1Dark violet · ΔE 31.2Dark orchid · ΔE 44.5Dark blue · ΔE 49.3
Nearest named CSS colourBlue (#0000FF)ΔE 7.97, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AAFF00
Analogous#002AFF, #D400FF
Triadic#FF5500, #00FF55
Split complementary#FFD500, #2BFF00
Tetradic#FF002B, #AAFF00, #00FFD5

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DDCCFF
Lighter +30%#BB99FF
Lighter +20%#9966FF
Lighter +10%#7733FF
Darker −10%#4400CC
Darker −20%#330099
Darker −30%#220066
Darker −40%#110033
More saturated +25%#5500FF
Less saturated −25%#6020DF

Channel breakdown

R85
G0
B255
Red85 (33.3%)
Green0 (0%)
Blue255 (100%)
Hue260°
Saturation (HSL)100%
Lightness50%
Dominant channelBlue
Hex per channelR 55 · G 00 · B FF

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Every value on this page was computed from “5500ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.