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Recognised as Colour

#4B337D

  • #4B337D
  • Violet
  • Dark
  • Nearest: Dark slateblue

#4B337D is a violet with RGB values 75, 51, 125 and HSL 259°, 42%, 35%. It is a dark colour, so white text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#4B337D#4B337D
HEX#4B337D
RGBrgb(75, 51, 125)
RGB (0–1)0.2941, 0.2, 0.4902
RGB percentages29.4%, 20%, 49%
HSLhsl(259.5, 42%, 34.5%)
HSV / HSBhsv(259.5, 59.2%, 49%)
CMYK40%, 59.2%, 0%, 51%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,928,381
CSS custom property--colour: #4B337D;

Brightness & contrast

Relative luminance0.05344WCAG 2.x, 0 is black and 1 is white
Perceived brightness70.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.15:1
Contrast with white10.15:1WCAG normal text: AAA
Contrast with black2.07:1WCAG normal text: Fail
Greyscale equivalent#3D3D3D
Inverted#B4CC82

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0C427Fno red cones; affects about 1% of men; ΔE 20.8 from the original
Deuteranopia#15407Bno green cones; the most common form, about 1% of men; ΔE 20.2 from the original
Tritanopia#3F4353no blue cones; rare, and affects men and women equally; ΔE 38.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.15:1WCAG large text: AAA
Contrast with black, large text2.07:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 5.6Midnight blue · ΔE 16.5Rebecca purple · ΔE 17.4Slate blue · ΔE 27.2Indigo · ΔE 28.2Purple · ΔE 30.2
Nearest named CSS colourDark slateblue (#483D8B)ΔE 5.58, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#657D33
Analogous#33407D, #70337D
Triadic#7D4B33, #337D4B
Split complementary#7D7033, #407D33
Tetradic#7D3340, #657D33, #337D70

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B4A3D9
Lighter +30%#977ECB
Lighter +20%#7A5ABC
Lighter +10%#6142A1
Darker −10%#352459
Darker −20%#201535
Darker −30%#0A0710
Darker −40%#000000
More saturated +25%#431D93
Less saturated −25%#534967

Channel breakdown

R75
G51
B125
Red75 (29.4%)
Green51 (20%)
Blue125 (49%)
Hue259.46°
Saturation (HSL)42.05%
Lightness34.51%
Dominant channelBlue
Hex per channelR 4B · G 33 · B 7D

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Every value on this page was computed from “4b337d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.