Colour

#375EEF

#375EEF
Blue
Dark
Nearest: Medium slateblue

#375EEF is a blue with RGB values 55, 94, 239 and HSL 227°, 85%, 58%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#375EEF#375EEF

HEX#375EEF

RGBrgb(55, 94, 239)

RGB (0–1)0.2157, 0.3686, 0.9373

RGB percentages21.6%, 36.9%, 93.7%

HSLhsl(227.3, 85.2%, 57.6%)

HSV / HSBhsv(227.3, 77%, 93.7%)

CMYK77%, 60.7%, 0%, 6.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,628,783

CSS custom property--colour: #375EEF;

Brightness & contrast

Relative luminance0.1505WCAG 2.x, 0 is black and 1 is white

Perceived brightness112.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.24:1

Contrast with white5.24:1WCAG normal text: AA

Contrast with black4.01:1WCAG normal text: Fail

Greyscale equivalent#606060

Inverted#C8A110

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0075F4no red cones; affects about 1% of men; ΔE 17.5 from the original

Deuteranopia#0064ECno green cones; the most common form, about 1% of men; ΔE 8.1 from the original

Tritanopia#00839Eno blue cones; rare, and affects men and women equally; ΔE 78.6 from the original

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

Contrast with white, large text5.24:1WCAG large text: AAA

Contrast with black, large text4.01:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 13.6 Royal blue · ΔE 15.8 Slate blue · ΔE 18.9 Medium purple · ΔE 28.1 Rebecca purple · ΔE 32.7 Dark orchid · ΔE 32.7

Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 13.57, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#EFC837

Analogous#37BAEF, #6C37EF

Triadic#EF375E, #5EEF37

Split complementary#EF6C37, #BAEF37

Tetradic#EF37BA, #EFC837, #37EF6C

Tints, shades & saturation

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

Lighter +40%#F4F6FE

Lighter +30%#C5D0FA

Lighter +20%#95AAF7

Lighter +10%#6684F3

Darker −10%#123EE1

Darker −20%#0E31B2

Darker −30%#0A2483

Darker −40%#071753

More saturated +25%#2755FF

Less saturated −25%#526ED4

Channel breakdown

R55

G94

B239

Red55 (21.6%)

Green94 (36.9%)

Blue239 (93.7%)

Hue227.28°

Saturation (HSL)85.19%

Lightness57.65%

Dominant channelBlue

Hex per channelR 37 · G 5E · B EF

Keep nerding

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

#375EEF

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

Nerdulate something else