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Recognised as Colour

#55143A

  • #55143A
  • Magenta
  • Dark
  • Nearest: Dark slateblue

#55143A is a magenta with RGB values 85, 20, 58 and HSL 325°, 62%, 21%. It is a dark colour, so white text on it reaches 13.6:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#55143A#55143A
HEX#55143A
RGBrgb(85, 20, 58)
RGB (0–1)0.3333, 0.0784, 0.2275
RGB percentages33.3%, 7.8%, 22.7%
HSLhsl(324.9, 61.9%, 20.6%)
HSV / HSBhsv(324.9, 76.5%, 33.3%)
CMYK0%, 76.5%, 31.8%, 66.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,575,738
CSS custom property--colour: #55143A;

Brightness & contrast

Relative luminance0.02737WCAG 2.x, 0 is black and 1 is white
Perceived brightness52.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.57:1
Contrast with white13.57:1WCAG normal text: AAA
Contrast with black1.55:1WCAG normal text: Fail
Greyscale equivalent#252525
Inverted#AAEBC5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1D273Bno red cones; affects about 1% of men; ΔE 32.3 from the original
Deuteranopia#303238no green cones; the most common form, about 1% of men; ΔE 33.2 from the original
Tritanopia#5C1125no blue cones; rare, and affects men and women equally; ΔE 15.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text13.57:1WCAG large text: AAA
Contrast with black, large text1.55:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 37.1Black · ΔE 39.4Purple · ΔE 39.8Midnight blue · ΔE 42Rebecca purple · ΔE 42.8Dim grey · ΔE 42.9
Nearest named CSS colourDark slateblue (#483D8B)ΔE 37.13, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#14552F
Analogous#4F1455, #55141A
Triadic#3A5514, #143A55
Split complementary#1A5514, #14554F
Tetradic#554F14, #14552F, #141A55

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D95CA5
Lighter +30%#CF338E
Lighter +20%#A82772
Lighter +10%#7E1E56
Darker −10%#2C0A1E
Darker −20%#020102
Darker −30%#000000
Darker −40%#000000
More saturated +25%#62073C
Less saturated −25%#482138

Channel breakdown

R85
G20
B58
Red85 (33.3%)
Green20 (7.8%)
Blue58 (22.7%)
Hue324.92°
Saturation (HSL)61.9%
Lightness20.59%
Dominant channelRed
Hex per channelR 55 · G 14 · B 3A

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Every value on this page was computed from “55143a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.