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Recognised as Colour

#BB51E6

  • #BB51E6
  • Violet
  • Dark
  • Nearest: Dark orchid

#BB51E6 is a violet with RGB values 187, 81, 230 and HSL 283°, 75%, 61%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Dark orchid.

Colour values

#BB51E6#BB51E6
HEX#BB51E6
RGBrgb(187, 81, 230)
RGB (0–1)0.7333, 0.3176, 0.902
RGB percentages73.3%, 31.8%, 90.2%
HSLhsl(282.7, 74.9%, 61%)
HSV / HSBhsv(282.7, 64.8%, 90.2%)
CMYK18.7%, 64.8%, 0%, 9.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,276,198
CSS custom property--colour: #BB51E6;

Brightness & contrast

Relative luminance0.22163WCAG 2.x, 0 is black and 1 is white
Perceived brightness142.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.43:1
Contrast with white3.87:1WCAG normal text: Fail
Contrast with black5.43:1WCAG normal text: AA
Greyscale equivalent#727272
Inverted#44AE19

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#017CEAno red cones; affects about 1% of men; ΔE 52.1 from the original
Deuteranopia#4C84E3no green cones; the most common form, about 1% of men; ΔE 53.1 from the original
Tritanopia#B76D95no blue cones; rare, and affects men and women equally; ΔE 56.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.87:1WCAG large text: AA
Contrast with black, large text5.43:1WCAG large text: AAA

Named colours

Dark orchid · ΔE 11.2Medium orchid · ΔE 11.4Blue violet · ΔE 21.8Dark violet · ΔE 22.7Medium slateblue · ΔE 25.2Orchid · ΔE 26.2
Nearest named CSS colourDark orchid (#9932CC)ΔE 11.19, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7CE651
Analogous#7051E6, #E651C7
Triadic#E6BB51, #51E6BB
Split complementary#C6E651, #51E671
Tetradic#E67151, #7CE651, #51C7E6

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#EFD7F9
Lighter +20%#DEAAF3
Lighter +10%#CC7EEC
Darker −10%#AA24E0
Darker −20%#8A1AB7
Darker −30%#68148A
Darker −40%#460D5E
More saturated +25%#C638FF
Less saturated −25%#B06ACD

Channel breakdown

R187
G81
B230
Red187 (73.3%)
Green81 (31.8%)
Blue230 (90.2%)
Hue282.68°
Saturation (HSL)74.87%
Lightness60.98%
Dominant channelBlue
Hex per channelR BB · G 51 · B E6

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Every value on this page was computed from “bb51e6” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.