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Recognised as Colour

#64028F

  • #64028F
  • Violet
  • Dark
  • Nearest: Indigo

#64028F is a violet with RGB values 100, 2, 143 and HSL 282°, 97%, 28%. It is a dark colour, so white text on it reaches 10.8:1 contrast (AAA for normal text). The nearest named colour is Indigo.

Colour values

#64028F#64028F
HEX#64028F
RGBrgb(100, 2, 143)
RGB (0–1)0.3922, 0.0078, 0.5608
RGB percentages39.2%, 0.8%, 56.1%
HSLhsl(281.7, 97.2%, 28.4%)
HSV / HSBhsv(281.7, 98.6%, 56.1%)
CMYK30.1%, 98.6%, 0%, 43.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,554,255
CSS custom property--colour: #64028F;

Brightness & contrast

Relative luminance0.04736WCAG 2.x, 0 is black and 1 is white
Perceived brightness73 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.78:1
Contrast with white10.78:1WCAG normal text: AAA
Contrast with black1.95:1WCAG normal text: Fail
Greyscale equivalent#212121
Inverted#9BFD70

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003A92no red cones; affects about 1% of men; ΔE 35.9 from the original
Deuteranopia#003F8Dno green cones; the most common form, about 1% of men; ΔE 41.8 from the original
Tritanopia#5E3152no blue cones; rare, and affects men and women equally; ΔE 51.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.78:1WCAG large text: AAA
Contrast with black, large text1.95:1WCAG large text: Fail

Named colours

Indigo · ΔE 7.7Dark magenta · ΔE 16.1Purple · ΔE 16.4Rebecca purple · ΔE 16.5Navy · ΔE 20.3Dark orchid · ΔE 20.8
Nearest named CSS colourIndigo (#4B0082)ΔE 7.7, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2D8F02
Analogous#1D028F, #8F0274
Triadic#8F6402, #028F64
Split complementary#748F02, #028F1D
Tetradic#8F1D02, #2D8F02, #02748F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CD60FD
Lighter +30%#BD2EFC
Lighter +20%#AA03F4
Lighter +10%#8703C1
Darker −10%#41015D
Darker −20%#1E012A
Darker −30%#000000
Darker −40%#000000
More saturated +25%#650091
Less saturated −25%#5D147D

Channel breakdown

R100
G2
B143
Red100 (39.2%)
Green2 (0.8%)
Blue143 (56.1%)
Hue281.7°
Saturation (HSL)97.24%
Lightness28.43%
Dominant channelBlue
Hex per channelR 64 · G 02 · B 8F

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Every value on this page was computed from “64028f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.