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Colour

#5511FF

  • #5511FF
  • Violet
  • Dark
  • Nearest: Blue

#5511FF is a violet with RGB values 85, 17, 255 and HSL 257°, 100%, 53%. It is a dark colour, so white text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#5511FF#5511FF
HEX#5511FF
HEX (short)#51F
RGBrgb(85, 17, 255)
RGB (0–1)0.3333, 0.0667, 1
RGB percentages33.3%, 6.7%, 100%
HSLhsl(257.1, 100%, 53.3%)
HSV / HSBhsv(257.1, 93.3%, 100%)
CMYK66.7%, 93.3%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,575,167
CSS custom property--colour: #5511FF;

Brightness & contrast

Relative luminance0.09552WCAG 2.x, 0 is black and 1 is white
Perceived brightness98.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.22:1
Contrast with white7.22:1WCAG normal text: AAA
Contrast with black2.91:1WCAG normal text: Fail
Greyscale equivalent#313131
Inverted#AAEE00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005FFFno red cones; affects about 1% of men; ΔE 42.6 from the original
Deuteranopia#004EFBno green cones; the most common form, about 1% of men; ΔE 31.8 from the original
Tritanopia#006B97no blue cones; rare, and affects men and women equally; ΔE 111.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.22:1WCAG large text: AAA
Contrast with black, large text2.91:1WCAG large text: Fail

Named colours

Blue · ΔE 9.3Medium blue · ΔE 18.5Blue violet · ΔE 27Dark violet · ΔE 29.7Dark orchid · ΔE 42.4Dark blue · ΔE 47.5
Nearest named CSS colourBlue (#0000FF)ΔE 9.31, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BBFF11
Analogous#1144FF, #CC11FF
Triadic#FF5511, #11FF55
Split complementary#FFCC11, #44FF11
Tetradic#FF1144, #BBFF11, #11FFCC

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E7DDFF
Lighter +30%#C2AAFF
Lighter +20%#9E77FF
Lighter +10%#7944FF
Darker −10%#3F00DD
Darker −20%#3100AA
Darker −30%#220077
Darker −40%#130044
More saturated +25%#5511FF
Less saturated −25%#622FE1

Channel breakdown

R85
G17
B255
Red85 (33.3%)
Green17 (6.7%)
Blue255 (100%)
Hue257.14°
Saturation (HSL)100%
Lightness53.33%
Dominant channelBlue
Hex per channelR 55 · G 11 · B FF

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Every value on this page was computed from “5511ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.