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Recognised as Colour

#550B46

  • #550B46
  • Magenta
  • Dark
  • Nearest: Purple

#550B46 is a magenta with RGB values 85, 11, 70 and HSL 312°, 77%, 19%. It is a dark colour, so white text on it reaches 13.8:1 contrast (AAA for normal text). The nearest named colour is Purple.

Colour values

#550B46#550B46
HEX#550B46
RGBrgb(85, 11, 70)
RGB (0–1)0.3333, 0.0431, 0.2745
RGB percentages33.3%, 4.3%, 27.5%
HSLhsl(312.2, 77.1%, 18.8%)
HSV / HSBhsv(312.2, 87.1%, 33.3%)
CMYK0%, 87.1%, 17.6%, 66.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,573,446
CSS custom property--colour: #550B46;

Brightness & contrast

Relative luminance0.02613WCAG 2.x, 0 is black and 1 is white
Perceived brightness52.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.79:1
Contrast with white13.79:1WCAG normal text: AAA
Contrast with black1.52:1WCAG normal text: Fail
Greyscale equivalent#1F1F1F
Inverted#AAF4B9

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0F2648no red cones; affects about 1% of men; ΔE 34.8 from the original
Deuteranopia#293144no green cones; the most common form, about 1% of men; ΔE 36.7 from the original
Tritanopia#5A1028no blue cones; rare, and affects men and women equally; ΔE 22.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text13.79:1WCAG large text: AAA
Contrast with black, large text1.52:1WCAG large text: Fail

Named colours

Purple · ΔE 30.4Dark slateblue · ΔE 30.7Midnight blue · ΔE 33.5Rebecca purple · ΔE 33.8Dark magenta · ΔE 35.4Indigo · ΔE 38.7
Nearest named CSS colourPurple (#800080)ΔE 30.42, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0B551A
Analogous#3F0B55, #550B21
Triadic#46550B, #0B4655
Split complementary#21550B, #0B553F
Tetradic#553F0B, #0B551A, #0B2155

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E745C6
Lighter +30%#DC1DB6
Lighter +20%#AF1790
Lighter +10%#82116B
Darker −10%#280521
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#60004D
Less saturated −25%#49173F

Channel breakdown

R85
G11
B70
Red85 (33.3%)
Green11 (4.3%)
Blue70 (27.5%)
Hue312.16°
Saturation (HSL)77.08%
Lightness18.82%
Dominant channelRed
Hex per channelR 55 · G 0B · B 46

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Every value on this page was computed from “550b46” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.