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Recognised as Colour

#4C3F64

  • #4C3F64
  • Violet
  • Dark
  • Nearest: Dark slateblue

#4C3F64 is a violet with RGB values 76, 63, 100 and HSL 261°, 23%, 32%. It is a dark colour, so white text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#4C3F64#4C3F64
HEX#4C3F64
RGBrgb(76, 63, 100)
RGB (0–1)0.298, 0.2471, 0.3922
RGB percentages29.8%, 24.7%, 39.2%
HSLhsl(261.1, 22.7%, 32%)
HSV / HSBhsv(261.1, 37%, 39.2%)
CMYK24%, 37%, 0%, 60.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,996,964
CSS custom property--colour: #4C3F64;

Brightness & contrast

Relative luminance0.06012WCAG 2.x, 0 is black and 1 is white
Perceived brightness72.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.54:1
Contrast with white9.54:1WCAG normal text: AAA
Contrast with black2.2:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#B3C09B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#364565no red cones; affects about 1% of men; ΔE 10.8 from the original
Deuteranopia#394563no green cones; the most common form, about 1% of men; ΔE 10.5 from the original
Tritanopia#48454Dno blue cones; rare, and affects men and women equally; ΔE 19.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.54:1WCAG large text: AAA
Contrast with black, large text2.2:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 25.3Dim grey · ΔE 28.6Slate grey · ΔE 30Dark slate grey · ΔE 30.6Steel blue · ΔE 32Light slate grey · ΔE 32.4
Nearest named CSS colourDark slateblue (#483D8B)ΔE 25.29, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#57643F
Analogous#3F4564, #5E3F64
Triadic#644C3F, #3F644C
Split complementary#645E3F, #45643F
Tetradic#643F45, #57643F, #3F645E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B3A7C8
Lighter +30%#9788B4
Lighter +20%#7C69A0
Lighter +10%#645383
Darker −10%#342B45
Darker −20%#1C1825
Darker −30%#050406
Darker −40%#000000
More saturated +25%#462B78
Less saturated −25%#525252

Channel breakdown

R76
G63
B100
Red76 (29.8%)
Green63 (24.7%)
Blue100 (39.2%)
Hue261.08°
Saturation (HSL)22.7%
Lightness31.96%
Dominant channelBlue
Hex per channelR 4C · G 3F · B 64

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Every value on this page was computed from “4c3f64” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.