Recognised as Colour

#6820A1

#6820A1
Violet
Dark
Nearest: Indigo

#6820A1 is a violet with RGB values 104, 32, 161 and HSL 273°, 67%, 38%. It is a dark colour, so white text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Indigo.

Colour values

#6820A1#6820A1

HEX#6820A1

RGBrgb(104, 32, 161)

RGB (0–1)0.4078, 0.1255, 0.6314

RGB percentages40.8%, 12.5%, 63.1%

HSLhsl(273.5, 66.8%, 37.8%)

HSV / HSBhsv(273.5, 80.1%, 63.1%)

CMYK35.4%, 80.1%, 0%, 36.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,824,097

CSS custom property--colour: #6820A1;

Brightness & contrast

Relative luminance0.06549WCAG 2.x, 0 is black and 1 is white

Perceived brightness82.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.09:1

Contrast with white9.09:1WCAG normal text: AAA

Contrast with black2.31:1WCAG normal text: Fail

Greyscale equivalent#393939

Inverted#97DF5E

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0047A4no red cones; affects about 1% of men; ΔE 34.2 from the original

Deuteranopia#00489Eno green cones; the most common form, about 1% of men; ΔE 37.6 from the original

Tritanopia#5D4261no blue cones; rare, and affects men and women equally; ΔE 55.2 from the original

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

Contrast with white, large text9.09:1WCAG large text: AAA

Contrast with black, large text2.31:1WCAG large text: Fail

Named colours

Indigo · ΔE 10.7 Rebecca purple · ΔE 13.9 Dark orchid · ΔE 17.6 Dark magenta · ΔE 19 Purple · ΔE 19.7 Navy · ΔE 21

Nearest named CSS colourIndigo (#4B0082)ΔE 10.72, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#59A120

Analogous#2820A1, #A1209A

Triadic#A16820, #20A168

Split complementary#9AA120, #20A128

Tetradic#A12720, #59A120, #209AA1

Tints, shades & saturation

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

Lighter +40%#CBA1EC

Lighter +30%#B376E4

Lighter +20%#9C4CDB

Lighter +10%#8328CC

Darker −10%#4D1876

Darker −20%#310F4C

Darker −30%#160721

Darker −40%#000000

More saturated +25%#6B08B9

Less saturated −25%#653889

Channel breakdown

R104

G32

B161

Red104 (40.8%)

Green32 (12.5%)

Blue161 (63.1%)

Hue273.49°

Saturation (HSL)66.84%

Lightness37.84%

Dominant channelBlue

Hex per channelR 68 · G 20 · B A1

Keep nerding

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#6820A1

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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