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Recognised as Colour

#BB178E

  • #BB178E
  • Magenta
  • Dark
  • Nearest: Medium violet red

#BB178E is a magenta with RGB values 187, 23, 142 and HSL 316°, 78%, 41%. It is a dark colour, so white text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Medium violet red.

Colour values

#BB178E#BB178E
HEX#BB178E
RGBrgb(187, 23, 142)
RGB (0–1)0.7333, 0.0902, 0.5569
RGB percentages73.3%, 9%, 55.7%
HSLhsl(316.5, 78.1%, 41.2%)
HSV / HSBhsv(316.5, 87.7%, 73.3%)
CMYK0%, 87.7%, 24.1%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,261,262
CSS custom property--colour: #BB178E;

Brightness & contrast

Relative luminance0.13131WCAG 2.x, 0 is black and 1 is white
Perceived brightness114.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.79:1
Contrast with white5.79:1WCAG normal text: AA
Contrast with black3.63:1WCAG normal text: Fail
Greyscale equivalent#424242
Inverted#44E871

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#305591no red cones; affects about 1% of men; ΔE 63.7 from the original
Deuteranopia#646F8Bno green cones; the most common form, about 1% of men; ΔE 66.9 from the original
Tritanopia#C81855no blue cones; rare, and affects men and women equally; ΔE 36.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.79:1WCAG large text: AAA
Contrast with black, large text3.63:1WCAG large text: AA

Named colours

Medium violet red · ΔE 8.9Dark magenta · ΔE 19.5Purple · ΔE 21Hot pink · ΔE 26.4Orchid · ΔE 26.5Deep pink · ΔE 27
Nearest named CSS colourMedium violet red (#C71585)ΔE 8.85, clearly different but related
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#17BB44
Analogous#9617BB, #BB173C
Triadic#8EBB17, #178EBB
Split complementary#3CBB17, #17BB96
Tetradic#BB9617, #17BB44, #173CBB

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F4AAE0
Lighter +30%#EF7CCF
Lighter +20%#E94FBF
Lighter +10%#E421AE
Darker −10%#8E116C
Darker −20%#600C49
Darker −30%#330627
Darker −40%#050104
More saturated +25%#D20098
Less saturated −25%#A13182

Channel breakdown

R187
G23
B142
Red187 (73.3%)
Green23 (9%)
Blue142 (55.7%)
Hue316.46°
Saturation (HSL)78.1%
Lightness41.18%
Dominant channelRed
Hex per channelR BB · G 17 · B 8E

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Every value on this page was computed from “bb178e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.