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Recognised as Colour

#4A2172

  • #4A2172
  • Violet
  • Dark
  • Nearest: Dark slateblue

#4A2172 is a violet with RGB values 74, 33, 114 and HSL 270°, 55%, 29%. It is a dark colour, so white text on it reaches 12:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#4A2172#4A2172
HEX#4A2172
RGBrgb(74, 33, 114)
RGB (0–1)0.2902, 0.1294, 0.4471
RGB percentages29%, 12.9%, 44.7%
HSLhsl(270.4, 55.1%, 28.8%)
HSV / HSBhsv(270.4, 71.1%, 44.7%)
CMYK35.1%, 71.1%, 0%, 55.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,858,226
CSS custom property--colour: #4A2172;

Brightness & contrast

Relative luminance0.03758WCAG 2.x, 0 is black and 1 is white
Perceived brightness61.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.99:1
Contrast with white11.99:1WCAG normal text: AAA
Contrast with black1.75:1WCAG normal text: Fail
Greyscale equivalent#303030
Inverted#B5DE8D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003674no red cones; affects about 1% of men; ΔE 25.1 from the original
Deuteranopia#003670no green cones; the most common form, about 1% of men; ΔE 26.9 from the original
Tritanopia#423346no blue cones; rare, and affects men and women equally; ΔE 39.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.99:1WCAG large text: AAA
Contrast with black, large text1.75:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 13.1Midnight blue · ΔE 13.2Rebecca purple · ΔE 14.5Indigo · ΔE 21.2Purple · ΔE 24.1Dark magenta · ΔE 28.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 13.05, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#497221
Analogous#212172, #722172
Triadic#724A21, #21724A
Split complementary#727221, #217221
Tetradic#722121, #497221, #217272

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B084DB
Lighter +30%#975CD0
Lighter +20%#7D38C1
Lighter +10%#642C9A
Darker −10%#30164A
Darker −20%#170A23
Darker −30%#000000
Darker −40%#000000
More saturated +25%#4A0F84
Less saturated −25%#4A3360

Channel breakdown

R74
G33
B114
Red74 (29%)
Green33 (12.9%)
Blue114 (44.7%)
Hue270.37°
Saturation (HSL)55.1%
Lightness28.82%
Dominant channelBlue
Hex per channelR 4A · G 21 · B 72

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Every value on this page was computed from “4a2172” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.