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Recognised as Colour

#642C4D

  • #642C4D
  • Magenta
  • Dark
  • Nearest: Dark slateblue

#642C4D is a magenta with RGB values 100, 44, 77 and HSL 325°, 39%, 28%. It is a dark colour, so white text on it reaches 10.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#642C4D#642C4D
HEX#642C4D
RGBrgb(100, 44, 77)
RGB (0–1)0.3922, 0.1725, 0.302
RGB percentages39.2%, 17.3%, 30.2%
HSLhsl(324.6, 38.9%, 28.2%)
HSV / HSBhsv(324.6, 56%, 39.2%)
CMYK0%, 56%, 23%, 60.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,564,941
CSS custom property--colour: #642C4D;

Brightness & contrast

Relative luminance0.05047WCAG 2.x, 0 is black and 1 is white
Perceived brightness69.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.45:1
Contrast with white10.45:1WCAG normal text: AAA
Contrast with black2.01:1WCAG normal text: Fail
Greyscale equivalent#3A3A3A
Inverted#9BD3B2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#313A4Eno red cones; affects about 1% of men; ΔE 28.3 from the original
Deuteranopia#40434Cno green cones; the most common form, about 1% of men; ΔE 28.9 from the original
Tritanopia#6A2B39no blue cones; rare, and affects men and women equally; ΔE 13.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.45:1WCAG large text: AAA
Contrast with black, large text2.01:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 34.1Dim grey · ΔE 35.5Pale violetred · ΔE 38.3Purple · ΔE 40.7Gray · ΔE 40.8Black · ΔE 40.9
Nearest named CSS colourDark slateblue (#483D8B)ΔE 34.07, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2C6443
Analogous#5F2C64, #642C31
Triadic#4D642C, #2C4D64
Split complementary#31642C, #2C645F
Tetradic#645F2C, #2C6443, #2C3164

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CE8FB4
Lighter +30%#BE6B9C
Lighter +20%#AB4B84
Lighter +10%#873C68
Darker −10%#411C32
Darker −20%#1D0D16
Darker −30%#000000
Darker −40%#000000
More saturated +25%#761A50
Less saturated −25%#523E4A

Channel breakdown

R100
G44
B77
Red100 (39.2%)
Green44 (17.3%)
Blue77 (30.2%)
Hue324.64°
Saturation (HSL)38.89%
Lightness28.24%
Dominant channelRed
Hex per channelR 64 · G 2C · B 4D

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Every value on this page was computed from “642c4d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.