Colour

#6667CD

#6667CD
Blue
Dark
Nearest: Slate blue

#6667CD is a blue with RGB values 102, 103, 205 and HSL 239°, 51%, 60%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Slate blue.

Colour values

#6667CD#6667CD

HEX#6667CD

RGBrgb(102, 103, 205)

RGB (0–1)0.4, 0.4039, 0.8039

RGB percentages40%, 40.4%, 80.4%

HSLhsl(239.4, 50.7%, 60.2%)

HSV / HSBhsv(239.4, 50.2%, 80.4%)

CMYK50.2%, 49.8%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,711,245

CSS custom property--colour: #6667CD;

Brightness & contrast

Relative luminance0.16933WCAG 2.x, 0 is black and 1 is white

Perceived brightness118.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.79:1

Contrast with white4.79:1WCAG normal text: AA

Contrast with black4.39:1WCAG normal text: Fail

Greyscale equivalent#6E6E6E

Inverted#999832

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3776D1no red cones; affects about 1% of men; ΔE 16.5 from the original

Deuteranopia#2D6ECBno green cones; the most common form, about 1% of men; ΔE 14.8 from the original

Tritanopia#3D7D90no blue cones; rare, and affects men and women equally; ΔE 55.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text4.79:1WCAG large text: AAA

Contrast with black, large text4.39:1WCAG large text: AA

Named colours

Slate blue · ΔE 10.2 Medium purple · ΔE 12.1 Royal blue · ΔE 12.1 Medium slateblue · ΔE 18.8 Dark slateblue · ΔE 20.7 Rebecca purple · ΔE 22.6

Nearest named CSS colourSlate blue (#6A5ACD)ΔE 10.25, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#CDCC66

Analogous#669BCD, #9866CD

Triadic#CD6667, #67CD66

Split complementary#CD9966, #9BCD66

Tetradic#CD669B, #CDCC66, #66CD99

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#D9DAF3

Lighter +20%#B3B3E6

Lighter +10%#8C8DDA

Darker −10%#4041C0

Darker −20%#32349B

Darker −30%#262774

Darker −40%#191A4E

More saturated +25%#4D4EE6

Less saturated −25%#7F80B4

Channel breakdown

R102

G103

B205

Red102 (40%)

Green103 (40.4%)

Blue205 (80.4%)

Hue239.42°

Saturation (HSL)50.74%

Lightness60.2%

Dominant channelBlue

Hex per channelR 66 · G 67 · B CD

Keep nerding

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#6667CD

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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