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Colour

#3F2564

  • #3F2564
  • Violet
  • Dark
  • Nearest: Dark slateblue

#3F2564 is a violet with RGB values 63, 37, 100 and HSL 265°, 46%, 27%. It is a dark colour, so white text on it reaches 12.7:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#3F2564#3F2564
HEX#3F2564
RGBrgb(63, 37, 100)
RGB (0–1)0.2471, 0.1451, 0.3922
RGB percentages24.7%, 14.5%, 39.2%
HSLhsl(264.8, 46%, 26.9%)
HSV / HSBhsv(264.8, 63%, 39.2%)
CMYK37%, 63%, 0%, 60.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,138,340
CSS custom property--colour: #3F2564;

Brightness & contrast

Relative luminance0.033WCAG 2.x, 0 is black and 1 is white
Perceived brightness55.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.65:1
Contrast with white12.65:1WCAG normal text: AAA
Contrast with black1.66:1WCAG normal text: Fail
Greyscale equivalent#2F2F2F
Inverted#C0DA9B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#033366no red cones; affects about 1% of men; ΔE 20.1 from the original
Deuteranopia#103263no green cones; the most common form, about 1% of men; ΔE 19.4 from the original
Tritanopia#373240no blue cones; rare, and affects men and women equally; ΔE 32.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.65:1WCAG large text: AAA
Contrast with black, large text1.66:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 13.4Midnight blue · ΔE 18.1Rebecca purple · ΔE 24.3Indigo · ΔE 32Purple · ΔE 33.2Slate blue · ΔE 35.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 13.37, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4A6425
Analogous#252A64, #5F2564
Triadic#643F25, #25643F
Split complementary#645F25, #2B6425
Tetradic#64252A, #4A6425, #25645F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A484D1
Lighter +30%#885EC4
Lighter +20%#6E41AE
Lighter +10%#563389
Darker −10%#28173F
Darker −20%#10091A
Darker −30%#000000
Darker −40%#000000
More saturated +25%#3C1475
Less saturated −25%#423653

Channel breakdown

R63
G37
B100
Red63 (24.7%)
Green37 (14.5%)
Blue100 (39.2%)
Hue264.76°
Saturation (HSL)45.99%
Lightness26.86%
Dominant channelBlue
Hex per channelR 3F · G 25 · B 64

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Every value on this page was computed from “3f2564” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.