Colour

#B578CD

#B578CD
Violet
Dark
Nearest: Medium purple

#B578CD is a violet with RGB values 181, 120, 205 and HSL 283°, 46%, 64%. It is a dark colour, so black text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Medium purple.

Colour values

#B578CD#B578CD

HEX#B578CD

RGBrgb(181, 120, 205)

RGB (0–1)0.7098, 0.4706, 0.8039

RGB percentages71%, 47.1%, 80.4%

HSLhsl(283.1, 45.9%, 63.7%)

HSV / HSBhsv(283.1, 41.5%, 80.4%)

CMYK11.7%, 41.5%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,892,941

CSS custom property--colour: #B578CD;

Brightness & contrast

Relative luminance0.27664WCAG 2.x, 0 is black and 1 is white

Perceived brightness151.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.53:1

Contrast with white3.21:1WCAG normal text: Fail

Contrast with black6.53:1WCAG normal text: AA

Greyscale equivalent#8B8B8B

Inverted#4A8732

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6A8CD0no red cones; affects about 1% of men; ΔE 32 from the original

Deuteranopia#7991CBno green cones; the most common form, about 1% of men; ΔE 32.4 from the original

Tritanopia#B48399no blue cones; rare, and affects men and women equally; ΔE 34.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.21:1WCAG large text: AA

Contrast with black, large text6.53:1WCAG large text: AAA

Named colours

Medium purple · ΔE 16.2 Orchid · ΔE 17 Plum · ΔE 19.7 Violet · ΔE 20.5 Medium orchid · ΔE 24.8 Slate blue · ΔE 27.2

Nearest named CSS colourMedium purple (#9370DB)ΔE 16.18, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#90CD78

Analogous#8A78CD, #CD78BB

Triadic#CDB578, #78CDB5

Split complementary#BBCD78, #78CD8B

Tetradic#CD8B78, #90CD78, #78BBCD

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#F2E8F6

Lighter +20%#DEC2E9

Lighter +10%#C99DDB

Darker −10%#A153BF

Darker −20%#863CA3

Darker −30%#672E7E

Darker −40%#492158

More saturated +25%#BF61E4

Less saturated −25%#AB8FB6

Channel breakdown

R181

G120

B205

Red181 (71%)

Green120 (47.1%)

Blue205 (80.4%)

Hue283.06°

Saturation (HSL)45.95%

Lightness63.73%

Dominant channelBlue

Hex per channelR B5 · G 78 · B CD

Keep nerding

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

#B578CD

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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