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Recognised as Colour

#5103BB

  • #5103BB
  • Violet
  • Dark
  • Nearest: Blue violet

#5103BB is a violet with RGB values 81, 3, 187 and HSL 265°, 97%, 37%. It is a dark colour, so white text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Blue violet.

Colour values

#5103BB#5103BB
HEX#5103BB
RGBrgb(81, 3, 187)
RGB (0–1)0.3176, 0.0118, 0.7333
RGB percentages31.8%, 1.2%, 73.3%
HSLhsl(265.4, 96.8%, 37.3%)
HSV / HSBhsv(265.4, 98.4%, 73.3%)
CMYK56.7%, 98.4%, 0%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,309,371
CSS custom property--colour: #5103BB;

Brightness & contrast

Relative luminance0.05402WCAG 2.x, 0 is black and 1 is white
Perceived brightness77.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.09:1
Contrast with white10.09:1WCAG normal text: AAA
Contrast with black2.08:1WCAG normal text: Fail
Greyscale equivalent#212121
Inverted#AEFC44

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0045BFno red cones; affects about 1% of men; ΔE 34.1 from the original
Deuteranopia#003DB8no green cones; the most common form, about 1% of men; ΔE 31.2 from the original
Tritanopia#204A6Dno blue cones; rare, and affects men and women equally; ΔE 84.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.09:1WCAG large text: AAA
Contrast with black, large text2.08:1WCAG large text: Fail

Named colours

Blue violet · ΔE 15.3Medium blue · ΔE 16Dark violet · ΔE 17.5Dark blue · ΔE 20.6Dark orchid · ΔE 22.2Navy · ΔE 25.3
Nearest named CSS colourBlue violet (#8A2BE2)ΔE 15.34, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6DBB03
Analogous#0311BB, #AD03BB
Triadic#BB5103, #03BB51
Split complementary#BBAD03, #11BB03
Tetradic#BB0311, #6DBB03, #03BBAD

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BC8DFD
Lighter +30%#9F5BFC
Lighter +20%#8228FC
Lighter +10%#6704ED
Darker −10%#3B0289
Darker −20%#260157
Darker −30%#100124
Darker −40%#000000
More saturated +25%#5100BE
Less saturated −25%#551BA3

Channel breakdown

R81
G3
B187
Red81 (31.8%)
Green3 (1.2%)
Blue187 (73.3%)
Hue265.43°
Saturation (HSL)96.84%
Lightness37.25%
Dominant channelBlue
Hex per channelR 51 · G 03 · B BB

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Every value on this page was computed from “5103bb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.