Colour

#337EE6

#337EE6
Blue
Dark
Nearest: Dodgerblue

#337EE6 is a blue with RGB values 51, 126, 230 and HSL 215°, 78%, 55%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#337EE6#337EE6

HEX#337EE6

RGBrgb(51, 126, 230)

RGB (0–1)0.2, 0.4941, 0.902

RGB percentages20%, 49.4%, 90.2%

HSLhsl(214.9, 78.2%, 55.1%)

HSV / HSBhsv(214.9, 77.8%, 90.2%)

CMYK77.8%, 45.2%, 0%, 9.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,374,822

CSS custom property--colour: #337EE6;

Brightness & contrast

Relative luminance0.21339WCAG 2.x, 0 is black and 1 is white

Perceived brightness127 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.27:1

Contrast with white3.99:1WCAG normal text: Fail

Contrast with black5.27:1WCAG normal text: AA

Greyscale equivalent#767676

Inverted#CC8119

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4788EAno red cones; affects about 1% of men; ΔE 5.6 from the original

Deuteranopia#1C78E4no green cones; the most common form, about 1% of men; ΔE 3.6 from the original

Tritanopia#0097A7no blue cones; rare, and affects men and women equally; ΔE 58.1 from the original

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

Contrast with white, large text3.99:1WCAG large text: AA

Contrast with black, large text5.27:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 8.1 Cornflower blue · ΔE 13.7 Royal blue · ΔE 15.3 Slate blue · ΔE 24.2 Medium purple · ΔE 25.3 Medium slateblue · ΔE 28.5

Nearest named CSS colourDodgerblue (#1E90FF)ΔE 8.05, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#E69B33

Analogous#33D7E6, #4233E6

Triadic#E6337E, #7EE633

Split complementary#E64233, #D7E633

Tetradic#E633D7, #E69B33, #33E642

Tints, shades & saturation

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

Lighter +40%#E9F1FC

Lighter +30%#BBD4F7

Lighter +20%#8EB7F1

Lighter +10%#609BEC

Darker −10%#1964CD

Darker −20%#144E9F

Darker −30%#0E3872

Darker −40%#082245

More saturated +25%#1A7AFF

Less saturated −25%#5083C9

Channel breakdown

R51

G126

B230

Red51 (20%)

Green126 (49.4%)

Blue230 (90.2%)

Hue214.86°

Saturation (HSL)78.17%

Lightness55.1%

Dominant channelBlue

Hex per channelR 33 · G 7E · B E6

Keep nerding

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#337EE6

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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