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Recognised as Colour

#BB4DD9

  • #BB4DD9
  • Violet
  • Dark
  • Nearest: Medium orchid

#BB4DD9 is a violet with RGB values 187, 77, 217 and HSL 287°, 65%, 58%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Medium orchid.

Colour values

#BB4DD9#BB4DD9
HEX#BB4DD9
RGBrgb(187, 77, 217)
RGB (0–1)0.7333, 0.302, 0.851
RGB percentages73.3%, 30.2%, 85.1%
HSLhsl(287.1, 64.8%, 57.6%)
HSV / HSBhsv(287.1, 64.5%, 85.1%)
CMYK13.8%, 64.5%, 0%, 14.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,275,161
CSS custom property--colour: #BB4DD9;

Brightness & contrast

Relative luminance0.20882WCAG 2.x, 0 is black and 1 is white
Perceived brightness138.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.18:1
Contrast with white4.06:1WCAG normal text: Fail
Contrast with black5.18:1WCAG normal text: AA
Greyscale equivalent#6E6E6E
Inverted#44B226

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1C77DDno red cones; affects about 1% of men; ΔE 52.3 from the original
Deuteranopia#5482D6no green cones; the most common form, about 1% of men; ΔE 54.2 from the original
Tritanopia#BB668Dno blue cones; rare, and affects men and women equally; ΔE 52.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.06:1WCAG large text: AA
Contrast with black, large text5.18:1WCAG large text: AAA

Named colours

Medium orchid · ΔE 6.9Dark orchid · ΔE 12.4Orchid · ΔE 22.1Violet · ΔE 24Dark magenta · ΔE 24.3Dark violet · ΔE 25.7
Nearest named CSS colourMedium orchid (#BA55D3)ΔE 6.88, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6BD94D
Analogous#754DD9, #D94DB1
Triadic#D9BB4D, #4DD9BB
Split complementary#B1D94D, #4DD975
Tetradic#D9754D, #6BD94D, #4DB1D9

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FBF5FD
Lighter +30%#EBCBF4
Lighter +20%#DBA1EB
Lighter +10%#CB77E2
Darker −10%#A62BC8
Darker −20%#84229E
Darker −30%#611974
Darker −40%#3E104A
More saturated +25%#CA32F4
Less saturated −25%#AC68BE

Channel breakdown

R187
G77
B217
Red187 (73.3%)
Green77 (30.2%)
Blue217 (85.1%)
Hue287.14°
Saturation (HSL)64.81%
Lightness57.65%
Dominant channelBlue
Hex per channelR BB · G 4D · B D9

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Every value on this page was computed from “bb4dd9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.