Colour

#681AB1

#681AB1
Violet
Dark
Nearest: Dark orchid

#681AB1 is a violet with RGB values 104, 26, 177 and HSL 271°, 74%, 40%. It is a dark colour, so white text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Dark orchid.

Colour values

#681AB1#681AB1

HEX#681AB1

RGBrgb(104, 26, 177)

RGB (0–1)0.4078, 0.102, 0.6941

RGB percentages40.8%, 10.2%, 69.4%

HSLhsl(271, 74.4%, 39.8%)

HSV / HSBhsv(271, 85.3%, 69.4%)

CMYK41.2%, 85.3%, 0%, 30.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,822,577

CSS custom property--colour: #681AB1;

Brightness & contrast

Relative luminance0.06856WCAG 2.x, 0 is black and 1 is white

Perceived brightness84.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.86:1

Contrast with white8.86:1WCAG normal text: AAA

Contrast with black2.37:1WCAG normal text: Fail

Greyscale equivalent#353535

Inverted#97E54E

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#004AB5no red cones; affects about 1% of men; ΔE 35.1 from the original

Deuteranopia#0049AEno green cones; the most common form, about 1% of men; ΔE 37.5 from the original

Tritanopia#574769no blue cones; rare, and affects men and women equally; ΔE 65 from the original

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

Contrast with white, large text8.86:1WCAG large text: AAA

Contrast with black, large text2.37:1WCAG large text: Fail

Named colours

Dark orchid · ΔE 13.7 Indigo · ΔE 17.2 Blue violet · ΔE 18.4 Dark blue · ΔE 19.6 Dark violet · ΔE 19.8 Navy · ΔE 22.1

Nearest named CSS colourDark orchid (#9932CC)ΔE 13.73, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#63B11A

Analogous#1D1AB1, #B11AAE

Triadic#B1681A, #1AB168

Split complementary#AEB11A, #1AB11D

Tetradic#B11D1A, #63B11A, #1AAEB1

Tints, shades & saturation

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

Lighter +40%#CDA5F2

Lighter +30%#B479EB

Lighter +20%#9B4CE5

Lighter +10%#8221DD

Darker −10%#4E1385

Darker −20%#340D58

Darker −30%#1A062C

Darker −40%#000000

More saturated +25%#6901CA

Less saturated −25%#673398

Channel breakdown

R104

G26

B177

Red104 (40.8%)

Green26 (10.2%)

Blue177 (69.4%)

Hue270.99°

Saturation (HSL)74.38%

Lightness39.8%

Dominant channelBlue

Hex per channelR 68 · G 1A · B B1

Keep nerding

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

#681AB1

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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