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Recognised as Colour

#4B3166

  • #4B3166
  • Violet
  • Dark
  • Nearest: Dark slateblue

#4B3166 is a violet with RGB values 75, 49, 102 and HSL 269°, 35%, 30%. It is a dark colour, so white text on it reaches 10.9:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#4B3166#4B3166
HEX#4B3166
RGBrgb(75, 49, 102)
RGB (0–1)0.2941, 0.1922, 0.4
RGB percentages29.4%, 19.2%, 40%
HSLhsl(269.4, 35.1%, 29.6%)
HSV / HSBhsv(269.4, 52%, 40%)
CMYK26.5%, 52%, 0%, 60%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,927,846
CSS custom property--colour: #4B3166;

Brightness & contrast

Relative luminance0.04652WCAG 2.x, 0 is black and 1 is white
Perceived brightness65.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.88:1
Contrast with white10.88:1WCAG normal text: AAA
Contrast with black1.93:1WCAG normal text: Fail
Greyscale equivalent#3A3A3A
Inverted#B4CE99

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#223C68no red cones; affects about 1% of men; ΔE 18 from the original
Deuteranopia#293D65no green cones; the most common form, about 1% of men; ΔE 18.2 from the original
Tritanopia#473A46no blue cones; rare, and affects men and women equally; ΔE 26.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.88:1WCAG large text: AAA
Contrast with black, large text1.93:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 16.2Midnight blue · ΔE 26.1Rebecca purple · ΔE 28.9Purple · ΔE 36.9Slate blue · ΔE 38.7Steel blue · ΔE 38.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 16.23, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4C6631
Analogous#313166, #663166
Triadic#664B31, #31664B
Split complementary#666631, #316631
Tetradic#663131, #4C6631, #316666

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B196CD
Lighter +30%#9774BC
Lighter +20%#7E52AB
Lighter +10%#644288
Darker −10%#322044
Darker −20%#181021
Darker −30%#000000
Darker −40%#000000
More saturated +25%#4B1E79
Less saturated −25%#4B4453

Channel breakdown

R75
G49
B102
Red75 (29.4%)
Green49 (19.2%)
Blue102 (40%)
Hue269.43°
Saturation (HSL)35.1%
Lightness29.61%
Dominant channelBlue
Hex per channelR 4B · G 31 · B 66

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Every value on this page was computed from “4b3166” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.