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Colour

#66005C

  • #66005C
  • Magenta
  • Dark
  • Nearest: Purple

#66005C is a magenta with RGB values 102, 0, 92 and HSL 306°, 100%, 20%. It is a dark colour, so white text on it reaches 12.2:1 contrast (AAA for normal text). The nearest named colour is Purple.

Colour values

#66005C#66005C
HEX#66005C
RGBrgb(102, 0, 92)
RGB (0–1)0.4, 0, 0.3608
RGB percentages40%, 0%, 36.1%
HSLhsl(305.9, 100%, 20%)
HSV / HSBhsv(305.9, 100%, 40%)
CMYK0%, 100%, 9.8%, 60%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,684,764
CSS custom property--colour: #66005C;

Brightness & contrast

Relative luminance0.03597WCAG 2.x, 0 is black and 1 is white
Perceived brightness63.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.21:1
Contrast with white12.21:1WCAG normal text: AAA
Contrast with black1.72:1WCAG normal text: Fail
Greyscale equivalent#1C1C1C
Inverted#99FFA3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002D5Eno red cones; affects about 1% of men; ΔE 41.8 from the original
Deuteranopia#2B3A5Ano green cones; the most common form, about 1% of men; ΔE 44.8 from the original
Tritanopia#6B1033no blue cones; rare, and affects men and women equally; ΔE 29.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.21:1WCAG large text: AAA
Contrast with black, large text1.72:1WCAG large text: Fail

Named colours

Purple · ΔE 16.9Dark magenta · ΔE 21.9Rebecca purple · ΔE 24.8Indigo · ΔE 28.1Dark slateblue · ΔE 29.2Midnight blue · ΔE 30.1
Nearest named CSS colourPurple (#800080)ΔE 16.89, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#00660A
Analogous#3D0066, #660029
Triadic#5C6600, #005C66
Split complementary#296600, #00663D
Tetradic#663D00, #00660A, #002966

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FF33EB
Lighter +30%#FF00E6
Lighter +20%#CC00B8
Lighter +10%#99008A
Darker −10%#33002E
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#66005C
Less saturated −25%#590D52

Channel breakdown

R102
G0
B92
Red102 (40%)
Green0 (0%)
Blue92 (36.1%)
Hue305.88°
Saturation (HSL)100%
Lightness20%
Dominant channelRed
Hex per channelR 66 · G 00 · B 5C

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Every value on this page was computed from “66005c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.