Recognised as Colour

#478FFD

#478FFD
Blue
Dark
Nearest: Dodgerblue

#478FFD is a blue with RGB values 71, 143, 253 and HSL 216°, 98%, 64%. It is a dark colour, so black text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#478FFD#478FFD

HEX#478FFD

RGBrgb(71, 143, 253)

RGB (0–1)0.2784, 0.5608, 0.9922

RGB percentages27.8%, 56.1%, 99.2%

HSLhsl(216.3, 97.8%, 63.5%)

HSV / HSBhsv(216.3, 71.9%, 99.2%)

CMYK71.9%, 43.5%, 0%, 0.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,689,917

CSS custom property--colour: #478FFD;

Brightness & contrast

Relative luminance0.28076WCAG 2.x, 0 is black and 1 is white

Perceived brightness144.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.62:1

Contrast with white3.17:1WCAG normal text: Fail

Contrast with black6.62:1WCAG normal text: AA

Greyscale equivalent#888888

Inverted#B87002

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5899FFno red cones; affects about 1% of men; ΔE 6.3 from the original

Deuteranopia#3589FBno green cones; the most common form, about 1% of men; ΔE 3.6 from the original

Tritanopia#00A9BAno blue cones; rare, and affects men and women equally; ΔE 60.7 from the original

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

Contrast with white, large text3.17:1WCAG large text: AA

Contrast with black, large text6.62:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 4.2 Cornflower blue · ΔE 12.9 Royal blue · ΔE 18 Medium purple · ΔE 26.3 Slate blue · ΔE 27 Medium slateblue · ΔE 28.9

Nearest named CSS colourDodgerblue (#1E90FF)ΔE 4.22, a close match

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#FDB547

Analogous#47EAFD, #5A47FD

Triadic#FD478F, #8FFD47

Split complementary#FD5A47, #EAFD47

Tetradic#FD47EA, #FDB547, #47FD5A

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#DEEBFF

Lighter +20%#ACCCFE

Lighter +10%#79AEFE

Darker −10%#1570FC

Darker −20%#0258DC

Darker −30%#0244A9

Darker −40%#013077

More saturated +25%#458FFF

Less saturated −25%#5E94E6

Channel breakdown

R71

G143

B253

Red71 (27.8%)

Green143 (56.1%)

Blue253 (99.2%)

Hue216.26°

Saturation (HSL)97.85%

Lightness63.53%

Dominant channelBlue

Hex per channelR 47 · G 8F · B FD

Keep nerding

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

#478FFD

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