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Recognised as Colour

#4D3078

  • #4D3078
  • Violet
  • Dark
  • Nearest: Dark slateblue

#4D3078 is a violet with RGB values 77, 48, 120 and HSL 264°, 43%, 33%. It is a dark colour, so white text on it reaches 10.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#4D3078#4D3078
HEX#4D3078
RGBrgb(77, 48, 120)
RGB (0–1)0.302, 0.1882, 0.4706
RGB percentages30.2%, 18.8%, 47.1%
HSLhsl(264.2, 42.9%, 32.9%)
HSV / HSBhsv(264.2, 60%, 47.1%)
CMYK35.8%, 60%, 0%, 52.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,058,680
CSS custom property--colour: #4D3078;

Brightness & contrast

Relative luminance0.05048WCAG 2.x, 0 is black and 1 is white
Perceived brightness69 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.45:1
Contrast with white10.45:1WCAG normal text: AAA
Contrast with black2.01:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#B2CF87

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0D3F7Ano red cones; affects about 1% of men; ΔE 21.7 from the original
Deuteranopia#193F76no green cones; the most common form, about 1% of men; ΔE 22 from the original
Tritanopia#443F4Fno blue cones; rare, and affects men and women equally; ΔE 36.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.45:1WCAG large text: AAA
Contrast with black, large text2.01:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 7.7Midnight blue · ΔE 17.2Rebecca purple · ΔE 17.9Indigo · ΔE 28.3Slate blue · ΔE 28.8Purple · ΔE 29.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 7.74, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5B7830
Analogous#303778, #713078
Triadic#784D30, #30784D
Split complementary#787130, #377830
Tetradic#783037, #5B7830, #307871

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B49CD8
Lighter +30%#9978C9
Lighter +20%#7D54BA
Lighter +10%#643F9C
Darker −10%#362154
Darker −20%#1E132F
Darker −30%#07040B
Darker −40%#000000
More saturated +25%#491B8D
Less saturated −25%#514563

Channel breakdown

R77
G48
B120
Red77 (30.2%)
Green48 (18.8%)
Blue120 (47.1%)
Hue264.17°
Saturation (HSL)42.86%
Lightness32.94%
Dominant channelBlue
Hex per channelR 4D · G 30 · B 78

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Every value on this page was computed from “4d3078” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.