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Recognised as Colour

#66436D

  • #66436D
  • Magenta
  • Dark
  • Nearest: Dark slateblue

#66436D is a magenta with RGB values 102, 67, 109 and HSL 290°, 24%, 35%. It is a dark colour, so white text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#66436D#66436D
HEX#66436D
RGBrgb(102, 67, 109)
RGB (0–1)0.4, 0.2627, 0.4275
RGB percentages40%, 26.3%, 42.7%
HSLhsl(290, 23.9%, 34.5%)
HSV / HSBhsv(290, 38.5%, 42.7%)
CMYK6.4%, 38.5%, 0%, 57.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,701,933
CSS custom property--colour: #66436D;

Brightness & contrast

Relative luminance0.07943WCAG 2.x, 0 is black and 1 is white
Perceived brightness84.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.11:1
Contrast with white8.11:1WCAG normal text: AAA
Contrast with black2.59:1WCAG normal text: Fail
Greyscale equivalent#4D4D4D
Inverted#99BC92

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3E4D6Fno red cones; affects about 1% of men; ΔE 19.4 from the original
Deuteranopia#47516Cno green cones; the most common form, about 1% of men; ΔE 19.9 from the original
Tritanopia#674853no blue cones; rare, and affects men and women equally; ΔE 18.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.11:1WCAG large text: AAA
Contrast with black, large text2.59:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 24.1Dim grey · ΔE 31.3Slate grey · ΔE 32.5Light slate grey · ΔE 34.3Rebecca purple · ΔE 35Gray · ΔE 35.4
Nearest named CSS colourDark slateblue (#483D8B)ΔE 24.1, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4A6D43
Analogous#51436D, #6D435F
Triadic#6D6643, #436D66
Split complementary#5F6D43, #436D51
Tetradic#6D5143, #4A6D43, #435F6D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C8AECE
Lighter +30%#B38FBA
Lighter +20%#9D6FA7
Lighter +10%#84568D
Darker −10%#48304D
Darker −20%#2B1C2E
Darker −30%#0D090E
Darker −40%#000000
More saturated +25%#752D83
Less saturated −25%#585858

Channel breakdown

R102
G67
B109
Red102 (40%)
Green67 (26.3%)
Blue109 (42.7%)
Hue290°
Saturation (HSL)23.86%
Lightness34.51%
Dominant channelBlue
Hex per channelR 66 · G 43 · B 6D

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Every value on this page was computed from “66436d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.