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Colour

#4D4378

  • #4D4378
  • Blue
  • Dark
  • Nearest: Dark slateblue

#4D4378 is a blue with RGB values 77, 67, 120 and HSL 251°, 28%, 37%. It is a dark colour, so white text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#4D4378#4D4378
HEX#4D4378
RGBrgb(77, 67, 120)
RGB (0–1)0.302, 0.2627, 0.4706
RGB percentages30.2%, 26.3%, 47.1%
HSLhsl(251.3, 28.3%, 36.7%)
HSV / HSBhsv(251.3, 44.2%, 47.1%)
CMYK35.8%, 44.2%, 0%, 52.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,063,544
CSS custom property--colour: #4D4378;

Brightness & contrast

Relative luminance0.06948WCAG 2.x, 0 is black and 1 is white
Perceived brightness77.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.79:1
Contrast with white8.79:1WCAG normal text: AAA
Contrast with black2.39:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#B2BC87

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#324B7Ano red cones; affects about 1% of men; ΔE 11.9 from the original
Deuteranopia#334977no green cones; the most common form, about 1% of men; ΔE 11.4 from the original
Tritanopia#424D57no blue cones; rare, and affects men and women equally; ΔE 29 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.79:1WCAG large text: AAA
Contrast with black, large text2.39:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 15.7Midnight blue · ΔE 29.6Steel blue · ΔE 30.3Rebecca purple · ΔE 31.2Slate grey · ΔE 34.3Light slate grey · ΔE 36
Nearest named CSS colourDark slateblue (#483D8B)ΔE 15.67, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6E7843
Analogous#435478, #674378
Triadic#784D43, #43784D
Split complementary#786843, #547843
Tetradic#784354, #6E7843, #437868

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B9B3D4
Lighter +30%#9B92C2
Lighter +20%#7D71B0
Lighter +10%#625599
Darker −10%#383157
Darker −20%#231E37
Darker −30%#0E0C16
Darker −40%#000000
More saturated +25%#3E2C8F
Less saturated −25%#5C5A61

Channel breakdown

R77
G67
B120
Red77 (30.2%)
Green67 (26.3%)
Blue120 (47.1%)
Hue251.32°
Saturation (HSL)28.34%
Lightness36.67%
Dominant channelBlue
Hex per channelR 4D · G 43 · B 78

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Every value on this page was computed from “4d4378” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.