Colour

#538EEE

#538EEE
Blue
Dark
Nearest: Cornflower blue

#538EEE is a blue with RGB values 83, 142, 238 and HSL 217°, 82%, 63%. It is a dark colour, so black text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#538EEE#538EEE

HEX#538EEE

RGBrgb(83, 142, 238)

RGB (0–1)0.3255, 0.5569, 0.9333

RGB percentages32.5%, 55.7%, 93.3%

HSLhsl(217.2, 82%, 62.9%)

HSV / HSBhsv(217.2, 65.1%, 93.3%)

CMYK65.1%, 40.3%, 0%, 6.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,476,078

CSS custom property--colour: #538EEE;

Brightness & contrast

Relative luminance0.27358WCAG 2.x, 0 is black and 1 is white

Perceived brightness142.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.47:1

Contrast with white3.24:1WCAG normal text: Fail

Contrast with black6.47:1WCAG normal text: AA

Greyscale equivalent#888888

Inverted#AC7111

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6297F2no red cones; affects about 1% of men; ΔE 4.7 from the original

Deuteranopia#4B88ECno green cones; the most common form, about 1% of men; ΔE 3.5 from the original

Tritanopia#00A4B2no blue cones; rare, and affects men and women equally; ΔE 55 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.24:1WCAG large text: AA

Contrast with black, large text6.47:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 5.6 Dodgerblue · ΔE 9.4 Royal blue · ΔE 22.3 Medium purple · ΔE 26.7 Steel blue · ΔE 27.3 Slate blue · ΔE 29.1

Nearest named CSS colourCornflower blue (#6495ED)ΔE 5.62, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#EEB353

Analogous#53DCEE, #6553EE

Triadic#EE538E, #8EEE53

Split complementary#EE6553, #DCEE53

Tetradic#EE53DC, #EEB353, #53EE65

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#DEE9FC

Lighter +20%#B0CBF7

Lighter +10%#81ACF3

Darker −10%#2570E9

Darker −20%#1458C7

Darker −30%#0F4499

Darker −40%#0B2F6A

More saturated +25%#428AFF

Less saturated −25%#6B94D6

Channel breakdown

R83

G142

B238

Red83 (32.5%)

Green142 (55.7%)

Blue238 (93.3%)

Hue217.16°

Saturation (HSL)82.01%

Lightness62.94%

Dominant channelBlue

Hex per channelR 53 · G 8E · B EE

Keep nerding

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#538EEE

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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