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Recognised as Colour

#5B4788

  • #5B4788
  • Violet
  • Dark
  • Nearest: Dark slateblue

#5B4788 is a violet with RGB values 91, 71, 136 and HSL 258°, 31%, 41%. It is a dark colour, so white text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#5B4788#5B4788
HEX#5B4788
RGBrgb(91, 71, 136)
RGB (0–1)0.3569, 0.2784, 0.5333
RGB percentages35.7%, 27.8%, 53.3%
HSLhsl(258.5, 31.4%, 40.6%)
HSV / HSBhsv(258.5, 47.8%, 53.3%)
CMYK33.1%, 47.8%, 0%, 46.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,982,088
CSS custom property--colour: #5B4788;

Brightness & contrast

Relative luminance0.08508WCAG 2.x, 0 is black and 1 is white
Perceived brightness86.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.77:1
Contrast with white7.77:1WCAG normal text: AAA
Contrast with black2.7:1WCAG normal text: Fail
Greyscale equivalent#505050
Inverted#A4B877

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#32538Ano red cones; affects about 1% of men; ΔE 17.5 from the original
Deuteranopia#365286no green cones; the most common form, about 1% of men; ΔE 17.5 from the original
Tritanopia#515361no blue cones; rare, and affects men and women equally; ΔE 32.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.77:1WCAG large text: AAA
Contrast with black, large text2.7:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 9.9Rebecca purple · ΔE 23.6Midnight blue · ΔE 26.3Medium purple · ΔE 29Slate blue · ΔE 29.1Steel blue · ΔE 32.9
Nearest named CSS colourDark slateblue (#483D8B)ΔE 9.86, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#748847
Analogous#475488, #7B4788
Triadic#885B47, #47885B
Split complementary#887B47, #548847
Tetradic#884754, #748847, #47887B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C8BEDD
Lighter +30%#AB9CCC
Lighter +20%#8E7BBA
Lighter +10%#7259A9
Darker −10%#453666
Darker −20%#2E2445
Darker −30%#181323
Darker −40%#010102
More saturated +25%#512DA2
Less saturated −25%#65616E

Channel breakdown

R91
G71
B136
Red91 (35.7%)
Green71 (27.8%)
Blue136 (53.3%)
Hue258.46°
Saturation (HSL)31.4%
Lightness40.59%
Dominant channelBlue
Hex per channelR 5B · G 47 · B 88

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Every value on this page was computed from “5b4788” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.