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Colour

#4A3281

  • #4A3281
  • Violet
  • Dark
  • Nearest: Dark slateblue

#4A3281 is a violet with RGB values 74, 50, 129 and HSL 258°, 44%, 35%. It is a dark colour, so white text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#4A3281#4A3281
HEX#4A3281
RGBrgb(74, 50, 129)
RGB (0–1)0.2902, 0.1961, 0.5059
RGB percentages29%, 19.6%, 50.6%
HSLhsl(258.2, 44.1%, 35.1%)
HSV / HSBhsv(258.2, 61.2%, 50.6%)
CMYK42.6%, 61.2%, 0%, 49.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,862,593
CSS custom property--colour: #4A3281;

Brightness & contrast

Relative luminance0.05322WCAG 2.x, 0 is black and 1 is white
Perceived brightness70.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.17:1
Contrast with white10.17:1WCAG normal text: AAA
Contrast with black2.06:1WCAG normal text: Fail
Greyscale equivalent#3D3D3D
Inverted#B5CD7E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004284no red cones; affects about 1% of men; ΔE 21 from the original
Deuteranopia#08407Fno green cones; the most common form, about 1% of men; ΔE 21.2 from the original
Tritanopia#3B4354no blue cones; rare, and affects men and women equally; ΔE 41.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.17:1WCAG large text: AAA
Contrast with black, large text2.06:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 5.5Midnight blue · ΔE 14.6Rebecca purple · ΔE 14.9Slate blue · ΔE 25Indigo · ΔE 25.6Purple · ΔE 29
Nearest named CSS colourDark slateblue (#483D8B)ΔE 5.48, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#698132
Analogous#324181, #723281
Triadic#814A32, #32814A
Split complementary#817132, #428132
Tetradic#813241, #698132, #328172

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B5A3DC
Lighter +30%#977FCD
Lighter +20%#795ABF
Lighter +10%#5F40A6
Darker −10%#35245C
Darker −20%#201637
Darker −30%#0B0713
Darker −40%#000000
More saturated +25%#411C97
Less saturated −25%#53486B

Channel breakdown

R74
G50
B129
Red74 (29%)
Green50 (19.6%)
Blue129 (50.6%)
Hue258.23°
Saturation (HSL)44.13%
Lightness35.1%
Dominant channelBlue
Hex per channelR 4A · G 32 · B 81

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Every value on this page was computed from “4a3281” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.