Colour

#6466CC

#6466CC
Blue
Dark
Nearest: Slate blue

#6466CC is a blue with RGB values 100, 102, 204 and HSL 239°, 50%, 60%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Slate blue.

Colour values

#6466CC#6466CC

HEX#6466CC

RGBrgb(100, 102, 204)

RGB (0–1)0.3922, 0.4, 0.8

RGB percentages39.2%, 40%, 80%

HSLhsl(238.8, 50.5%, 59.6%)

HSV / HSBhsv(238.8, 51%, 80%)

CMYK51%, 50%, 0%, 20%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,579,916

CSS custom property--colour: #6466CC;

Brightness & contrast

Relative luminance0.16572WCAG 2.x, 0 is black and 1 is white

Perceived brightness117.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.87:1

Contrast with white4.87:1WCAG normal text: AA

Contrast with black4.31:1WCAG normal text: Fail

Greyscale equivalent#6D6D6D

Inverted#9B9933

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3575D0no red cones; affects about 1% of men; ΔE 16.3 from the original

Deuteranopia#2A6DCAno green cones; the most common form, about 1% of men; ΔE 14.8 from the original

Tritanopia#3A7C8Fno blue cones; rare, and affects men and women equally; ΔE 56 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text4.87:1WCAG large text: AAA

Contrast with black, large text4.31:1WCAG large text: AA

Named colours

Slate blue · ΔE 10.2 Royal blue · ΔE 11.9 Medium purple · ΔE 12.5 Medium slateblue · ΔE 18.9 Dark slateblue · ΔE 20.4 Rebecca purple · ΔE 22.5

Nearest named CSS colourSlate blue (#6A5ACD)ΔE 10.17, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#CCCA64

Analogous#649ACC, #9664CC

Triadic#CC6466, #66CC64

Split complementary#CC9664, #9ACC64

Tetradic#CC649A, #CCCA64, #64CC96

Tints, shades & saturation

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

Lighter +40%#FDFEFF

Lighter +30%#D7D8F2

Lighter +20%#B1B2E5

Lighter +10%#8A8CD9

Darker −10%#3F41BE

Darker −20%#323498

Darker −30%#252772

Darker −40%#191A4B

More saturated +25%#4A4DE6

Less saturated −25%#7E7FB2

Channel breakdown

R100

G102

B204

Red100 (39.2%)

Green102 (40%)

Blue204 (80%)

Hue238.85°

Saturation (HSL)50.49%

Lightness59.61%

Dominant channelBlue

Hex per channelR 64 · G 66 · B CC

Keep nerding

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#6466CC

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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