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Recognised as Colour

#911C8B

  • #911C8B
  • Magenta
  • Dark
  • Nearest: Purple

#911C8B is a magenta with RGB values 145, 28, 139 and HSL 303°, 68%, 34%. It is a dark colour, so white text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Purple.

Colour values

#911C8B#911C8B
HEX#911C8B
RGBrgb(145, 28, 139)
RGB (0–1)0.5686, 0.1098, 0.5451
RGB percentages56.9%, 11%, 54.5%
HSLhsl(303.1, 67.6%, 33.9%)
HSV / HSBhsv(303.1, 80.7%, 56.9%)
CMYK0%, 80.7%, 4.1%, 43.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,510,027
CSS custom property--colour: #911C8B;

Brightness & contrast

Relative luminance0.08714WCAG 2.x, 0 is black and 1 is white
Perceived brightness94.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.66:1
Contrast with white7.66:1WCAG normal text: AAA
Contrast with black2.74:1WCAG normal text: Fail
Greyscale equivalent#3D3D3D
Inverted#6EE374

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#08498Eno red cones; affects about 1% of men; ΔE 50.3 from the original
Deuteranopia#425988no green cones; the most common form, about 1% of men; ΔE 53.6 from the original
Tritanopia#972D54no blue cones; rare, and affects men and women equally; ΔE 37.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.66:1WCAG large text: AAA
Contrast with black, large text2.74:1WCAG large text: Fail

Named colours

Purple · ΔE 6.1Dark magenta · ΔE 6.6Rebecca purple · ΔE 20.6Medium orchid · ΔE 22.5Medium violet red · ΔE 24.5Indigo · ΔE 25.3
Nearest named CSS colourPurple (#800080)ΔE 6.12, clearly different but related
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1C9122
Analogous#5D1C91, #911C50
Triadic#8B911C, #1C8B91
Split complementary#50911C, #1C915D
Tetradic#915D1C, #1C9122, #1C5091

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E990E5
Lighter +30%#E165DB
Lighter +20%#D93AD1
Lighter +10%#BC24B4
Darker −10%#661462
Darker −20%#3C0B39
Darker −30%#110310
Darker −40%#000000
More saturated +25%#A7069E
Less saturated −25%#7B3278

Channel breakdown

R145
G28
B139
Red145 (56.9%)
Green28 (11%)
Blue139 (54.5%)
Hue303.08°
Saturation (HSL)67.63%
Lightness33.92%
Dominant channelRed
Hex per channelR 91 · G 1C · B 8B

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Every value on this page was computed from “911c8b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.