Colour

#66029C

#66029C
Violet
Dark
Nearest: Indigo

#66029C is a violet with RGB values 102, 2, 156 and HSL 279°, 97%, 31%. It is a dark colour, so white text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Indigo.

Colour values

#66029C#66029C

HEX#66029C

RGBrgb(102, 2, 156)

RGB (0–1)0.4, 0.0078, 0.6118

RGB percentages40%, 0.8%, 61.2%

HSLhsl(279, 97.5%, 31%)

HSV / HSBhsv(279, 98.7%, 61.2%)

CMYK34.6%, 98.7%, 0%, 38.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,685,340

CSS custom property--colour: #66029C;

Brightness & contrast

Relative luminance0.05268WCAG 2.x, 0 is black and 1 is white

Perceived brightness76.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.23:1

Contrast with white10.23:1WCAG normal text: AAA

Contrast with black2.05:1WCAG normal text: Fail

Greyscale equivalent#222222

Inverted#99FD63

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#003EA0no red cones; affects about 1% of men; ΔE 35.7 from the original

Deuteranopia#004199no green cones; the most common form, about 1% of men; ΔE 41.1 from the original

Tritanopia#5C385Ano blue cones; rare, and affects men and women equally; ΔE 58 from the original

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

Contrast with white, large text10.23:1WCAG large text: AAA

Contrast with black, large text2.05:1WCAG large text: Fail

Named colours

Indigo · ΔE 11.7 Dark orchid · ΔE 16.9 Dark blue · ΔE 19.2 Dark magenta · ΔE 19.9 Navy · ΔE 20.3 Rebecca purple · ΔE 20.8

Nearest named CSS colourIndigo (#4B0082)ΔE 11.67, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#389C02

Analogous#19029C, #9C0285

Triadic#9C6602, #029C66

Split complementary#859C02, #029C19

Tetradic#9C1902, #389C02, #02859C

Tints, shades & saturation

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

Lighter +40%#CB6DFD

Lighter +30%#B83BFC

Lighter +20%#A608FC

Lighter +10%#8703CE

Darker −10%#45016A

Darker −20%#240137

Darker −30%#030005

Darker −40%#000000

More saturated +25%#67009E

Less saturated −25%#601688

Channel breakdown

R102

B156

Red102 (40%)

Green2 (0.8%)

Blue156 (61.2%)

Hue278.96°

Saturation (HSL)97.47%

Lightness30.98%

Dominant channelBlue

Hex per channelR 66 · G 02 · B 9C

Keep nerding

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#66029C

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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