Colour

#5817A5

#5817A5
Violet
Dark
Nearest: Indigo

#5817A5 is a violet with RGB values 88, 23, 165 and HSL 267°, 76%, 37%. It is a dark colour, so white text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Indigo.

Colour values

#5817A5#5817A5

HEX#5817A5

RGBrgb(88, 23, 165)

RGB (0–1)0.3451, 0.0902, 0.6471

RGB percentages34.5%, 9%, 64.7%

HSLhsl(267.5, 75.5%, 36.9%)

HSV / HSBhsv(267.5, 86.1%, 64.7%)

CMYK46.7%, 86.1%, 0%, 35.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,773,221

CSS custom property--colour: #5817A5;

Brightness & contrast

Relative luminance0.05404WCAG 2.x, 0 is black and 1 is white

Perceived brightness75.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.09:1

Contrast with white10.09:1WCAG normal text: AAA

Contrast with black2.08:1WCAG normal text: Fail

Greyscale equivalent#2F2F2F

Inverted#A7E85A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0042A9no red cones; affects about 1% of men; ΔE 30.7 from the original

Deuteranopia#0040A2no green cones; the most common form, about 1% of men; ΔE 32.4 from the original

Tritanopia#424361no blue cones; rare, and affects men and women equally; ΔE 65.9 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text10.09:1WCAG large text: AAA

Contrast with black, large text2.08:1WCAG large text: Fail

Named colours

Indigo · ΔE 12.6 Dark blue · ΔE 15.3 Navy · ΔE 17 Dark orchid · ΔE 18.5 Rebecca purple · ΔE 20.7 Blue violet · ΔE 23.6

Nearest named CSS colourIndigo (#4B0082)ΔE 12.58, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#64A517

Analogous#171DA5, #9F17A5

Triadic#A55817, #17A558

Split complementary#A59F17, #1DA517

Tetradic#A5171D, #64A517, #17A59F

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#C097F1

Lighter +30%#A56BEA

Lighter +20%#8A3EE4

Lighter +10%#701DD2

Darker −10%#401178

Darker −20%#280B4B

Darker −30%#10041F

Darker −40%#000000

More saturated +25%#5600BC

Less saturated −25%#5A2F8E

Channel breakdown

R88

G23

B165

Red88 (34.5%)

Green23 (9%)

Blue165 (64.7%)

Hue267.46°

Saturation (HSL)75.53%

Lightness36.86%

Dominant channelBlue

Hex per channelR 58 · G 17 · B A5

Keep nerding

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#5817A5

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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