Colour

#538FEE

#538FEE
Blue
Dark
Nearest: Cornflower blue

#538FEE is a blue with RGB values 83, 143, 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

#538FEE#538FEE

HEX#538FEE

RGBrgb(83, 143, 238)

RGB (0–1)0.3255, 0.5608, 0.9333

RGB percentages32.5%, 56.1%, 93.3%

HSLhsl(216.8, 82%, 62.9%)

HSV / HSBhsv(216.8, 65.1%, 93.3%)

CMYK65.1%, 39.9%, 0%, 6.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,476,334

CSS custom property--colour: #538FEE;

Brightness & contrast

Relative luminance0.27657WCAG 2.x, 0 is black and 1 is white

Perceived brightness143.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.53:1

Contrast with white3.22:1WCAG normal text: Fail

Contrast with black6.53:1WCAG normal text: AA

Greyscale equivalent#898989

Inverted#AC7011

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6497F2no red cones; affects about 1% of men; ΔE 4.2 from the original

Deuteranopia#4D89ECno green cones; the most common form, about 1% of men; ΔE 3.5 from the original

Tritanopia#00A5B3no blue cones; rare, and affects men and women equally; ΔE 54.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.22:1WCAG large text: AA

Contrast with black, large text6.53:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 5 Dodgerblue · ΔE 9.8 Royal blue · ΔE 23.1 Steel blue · ΔE 26.7 Medium purple · ΔE 27.3 Slate blue · ΔE 29.8

Nearest named CSS colourCornflower blue (#6495ED)ΔE 4.99, a close match

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#EEB253

Analogous#53DDEE, #6453EE

Triadic#EE538F, #8FEE53

Split complementary#EE6453, #DDEE53

Tetradic#EE53DD, #EEB253, #53EE64

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#DEEAFC

Lighter +20%#B0CBF7

Lighter +10%#81ADF3

Darker −10%#2571E9

Darker −20%#1459C7

Darker −30%#0F4499

Darker −40%#0B306A

More saturated +25%#428BFF

Less saturated −25%#6B94D6

Channel breakdown

R83

G143

B238

Red83 (32.5%)

Green143 (56.1%)

Blue238 (93.3%)

Hue216.77°

Saturation (HSL)82.01%

Lightness62.94%

Dominant channelBlue

Hex per channelR 53 · G 8F · B EE

Keep nerding

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

#538FEE

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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