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Colour

#4C2771

  • #4C2771
  • Violet
  • Dark
  • Nearest: Dark slateblue

#4C2771 is a violet with RGB values 76, 39, 113 and HSL 270°, 49%, 30%. It is a dark colour, so white text on it reaches 11.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#4C2771#4C2771
HEX#4C2771
RGBrgb(76, 39, 113)
RGB (0–1)0.298, 0.1529, 0.4431
RGB percentages29.8%, 15.3%, 44.3%
HSLhsl(270, 48.7%, 29.8%)
HSV / HSBhsv(270, 65.5%, 44.3%)
CMYK32.7%, 65.5%, 0%, 55.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,990,833
CSS custom property--colour: #4C2771;

Brightness & contrast

Relative luminance0.0418WCAG 2.x, 0 is black and 1 is white
Perceived brightness63.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.44:1
Contrast with white11.44:1WCAG normal text: AAA
Contrast with black1.84:1WCAG normal text: Fail
Greyscale equivalent#343434
Inverted#B3D88E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003973no red cones; affects about 1% of men; ΔE 24.6 from the original
Deuteranopia#133A6Fno green cones; the most common form, about 1% of men; ΔE 25.4 from the original
Tritanopia#453748no blue cones; rare, and affects men and women equally; ΔE 36.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.44:1WCAG large text: AAA
Contrast with black, large text1.84:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 11.1Midnight blue · ΔE 15.8Rebecca purple · ΔE 17.1Indigo · ΔE 25.6Purple · ΔE 26.6Slate blue · ΔE 30.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 11.1, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4C7127
Analogous#272771, #712771
Triadic#714C27, #27714C
Split complementary#717127, #277127
Tetradic#712727, #4C7127, #277171

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B28DD7
Lighter +30%#9967CA
Lighter +20%#7F41BD
Lighter +10%#663497
Darker −10%#331A4B
Darker −20%#190D25
Darker −30%#000000
Darker −40%#000000
More saturated +25%#4C1484
Less saturated −25%#4C3A5E

Channel breakdown

R76
G39
B113
Red76 (29.8%)
Green39 (15.3%)
Blue113 (44.3%)
Hue270°
Saturation (HSL)48.68%
Lightness29.8%
Dominant channelBlue
Hex per channelR 4C · G 27 · B 71

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Every value on this page was computed from “4c2771” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.