Colour

#5B90FF

#5B90FF
Blue
Dark
Nearest: Dodgerblue

#5B90FF is a blue with RGB values 91, 144, 255 and HSL 221°, 100%, 68%. It is a dark colour, so black text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#5B90FF#5B90FF

HEX#5B90FF

RGBrgb(91, 144, 255)

RGB (0–1)0.3569, 0.5647, 1

RGB percentages35.7%, 56.5%, 100%

HSLhsl(220.6, 100%, 67.8%)

HSV / HSBhsv(220.6, 64.3%, 100%)

CMYK64.3%, 43.5%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,000,895

CSS custom property--colour: #5B90FF;

Brightness & contrast

Relative luminance0.29391WCAG 2.x, 0 is black and 1 is white

Perceived brightness148.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.88:1

Contrast with white3.05:1WCAG normal text: Fail

Contrast with black6.88:1WCAG normal text: AA

Greyscale equivalent#8D8D8D

Inverted#A46F00

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5B9CFFno red cones; affects about 1% of men; ΔE 9.3 from the original

Deuteranopia#408CFDno green cones; the most common form, about 1% of men; ΔE 3.9 from the original

Tritanopia#00A9BBno blue cones; rare, and affects men and women equally; ΔE 61.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.05:1WCAG large text: AA

Contrast with black, large text6.88:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 7.5 Cornflower blue · ΔE 13.4 Royal blue · ΔE 17.1 Medium purple · ΔE 23.5 Slate blue · ΔE 25.2 Medium slateblue · ΔE 26.5

Nearest named CSS colourDodgerblue (#1E90FF)ΔE 7.46, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#FFCA5B

Analogous#5BE2FF, #785BFF

Triadic#FF5B90, #90FF5B

Split complementary#FF785B, #E2FF5B

Tetradic#FF5BE2, #FFCA5B, #5BFF78

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#F4F8FF

Lighter +20%#C1D5FF

Lighter +10%#8EB3FF

Darker −10%#286DFF

Darker −20%#004FF4

Darker −30%#003EC1

Darker −40%#002E8E

More saturated +25%#5B90FF

Less saturated −25%#7097EB

Channel breakdown

R91

G144

B255

Red91 (35.7%)

Green144 (56.5%)

Blue255 (100%)

Hue220.61°

Saturation (HSL)100%

Lightness67.84%

Dominant channelBlue

Hex per channelR 5B · G 90 · B FF

Keep nerding

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#5B90FF

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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