Recognised as Colour

#55009C

#55009C
Violet
Dark
Nearest: Indigo

#55009C is a violet with RGB values 85, 0, 156 and HSL 273°, 100%, 31%. It is a dark colour, so white text on it reaches 11.3:1 contrast (AAA for normal text). The nearest named colour is Indigo.

Colour values

#55009C#55009C

HEX#55009C

RGBrgb(85, 0, 156)

RGB (0–1)0.3333, 0, 0.6118

RGB percentages33.3%, 0%, 61.2%

HSLhsl(272.7, 100%, 30.6%)

HSV / HSBhsv(272.7, 100%, 61.2%)

CMYK45.5%, 100%, 0%, 38.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,570,716

CSS custom property--colour: #55009C;

Brightness & contrast

Relative luminance0.04332WCAG 2.x, 0 is black and 1 is white

Perceived brightness70.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.25:1

Contrast with white11.25:1WCAG normal text: AAA

Contrast with black1.87:1WCAG normal text: Fail

Greyscale equivalent#1D1D1D

Inverted#AAFF63

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#003BA0no red cones; affects about 1% of men; ΔE 32.6 from the original

Deuteranopia#00399Ano green cones; the most common form, about 1% of men; ΔE 33.8 from the original

Tritanopia#423A5Ano blue cones; rare, and affects men and women equally; ΔE 64.8 from the original

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

Contrast with white, large text11.25:1WCAG large text: AAA

Contrast with black, large text1.87:1WCAG large text: Fail

Named colours

Indigo · ΔE 12.1 Dark blue · ΔE 14.2 Navy · ΔE 16.2 Dark orchid · ΔE 20 Rebecca purple · ΔE 23.3 Blue violet · ΔE 24.2

Nearest named CSS colourIndigo (#4B0082)ΔE 12.1, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#479C00

Analogous#07009C, #9C0095

Triadic#9C5500, #009C55

Split complementary#959C00, #009C07

Tetradic#9C0700, #479C00, #00959C

Tints, shades & saturation

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

Lighter +40%#BB69FF

Lighter +30%#A436FF

Lighter +20%#8C03FF

Lighter +10%#7100CF

Darker −10%#390069

Darker −20%#1D0036

Darker −30%#020003

Darker −40%#000000

More saturated +25%#55009C

Less saturated −25%#531489

Channel breakdown

R85

B156

Red85 (33.3%)

Green0 (0%)

Blue156 (61.2%)

Hue272.69°

Saturation (HSL)100%

Lightness30.59%

Dominant channelBlue

Hex per channelR 55 · G 00 · B 9C

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#55009C

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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