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Recognised as Colour

#4B3770

  • #4B3770
  • Violet
  • Dark
  • Nearest: Dark slateblue

#4B3770 is a violet with RGB values 75, 55, 112 and HSL 261°, 34%, 33%. It is a dark colour, so white text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#4B3770#4B3770
HEX#4B3770
RGBrgb(75, 55, 112)
RGB (0–1)0.2941, 0.2157, 0.4392
RGB percentages29.4%, 21.6%, 43.9%
HSLhsl(261.1, 34.1%, 32.7%)
HSV / HSBhsv(261.1, 50.9%, 43.9%)
CMYK33%, 50.9%, 0%, 56.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,929,392
CSS custom property--colour: #4B3770;

Brightness & contrast

Relative luminance0.05398WCAG 2.x, 0 is black and 1 is white
Perceived brightness69.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.1:1
Contrast with white10.1:1WCAG normal text: AAA
Contrast with black2.08:1WCAG normal text: Fail
Greyscale equivalent#3F3F3F
Inverted#B4C88F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#244272no red cones; affects about 1% of men; ΔE 16.7 from the original
Deuteranopia#29416Fno green cones; the most common form, about 1% of men; ΔE 16.1 from the original
Tritanopia#43424Eno blue cones; rare, and affects men and women equally; ΔE 29.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.1:1WCAG large text: AAA
Contrast with black, large text2.08:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 13Midnight blue · ΔE 24.8Rebecca purple · ΔE 27.1Slate blue · ΔE 35.6Steel blue · ΔE 36.3Medium purple · ΔE 36.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 13, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5C7037
Analogous#373F70, #683770
Triadic#704B37, #37704B
Split complementary#706837, #3F7037
Tetradic#70373F, #5C7037, #377068

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B2A2D1
Lighter +30%#9680C0
Lighter +20%#7A5DB0
Lighter +10%#624892
Darker −10%#34264E
Darker −20%#1D152C
Darker −30%#060509
Darker −40%#000000
More saturated +25%#452285
Less saturated −25%#514C5B

Channel breakdown

R75
G55
B112
Red75 (29.4%)
Green55 (21.6%)
Blue112 (43.9%)
Hue261.05°
Saturation (HSL)34.13%
Lightness32.75%
Dominant channelBlue
Hex per channelR 4B · G 37 · B 70

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Every value on this page was computed from “4b3770” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.