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Recognised as Colour

#4E71FB

  • #4E71FB
  • Blue
  • Dark
  • Nearest: Royal blue

#4E71FB is a blue with RGB values 78, 113, 251 and HSL 228°, 96%, 65%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#4E71FB#4E71FB
HEX#4E71FB
RGBrgb(78, 113, 251)
RGB (0–1)0.3059, 0.4431, 0.9843
RGB percentages30.6%, 44.3%, 98.4%
HSLhsl(227.9, 95.6%, 64.5%)
HSV / HSBhsv(227.9, 68.9%, 98.4%)
CMYK68.9%, 55%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,140,987
CSS custom property--colour: #4E71FB;

Brightness & contrast

Relative luminance0.20395WCAG 2.x, 0 is black and 1 is white
Perceived brightness128.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.08:1
Contrast with white4.13:1WCAG normal text: Fail
Contrast with black5.08:1WCAG normal text: AA
Greyscale equivalent#747474
Inverted#B18E04

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0085FFno red cones; affects about 1% of men; ΔE 17.3 from the original
Deuteranopia#0075F8no green cones; the most common form, about 1% of men; ΔE 9.2 from the original
Tritanopia#0093ABno blue cones; rare, and affects men and women equally; ΔE 75.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.13:1WCAG large text: AA
Contrast with black, large text5.08:1WCAG large text: AAA

Named colours

Royal blue · ΔE 10.4Medium slateblue · ΔE 11.4Slate blue · ΔE 16.8Medium purple · ΔE 23.1Dodgerblue · ΔE 25Rebecca purple · ΔE 33.7
Nearest named CSS colourRoyal blue (#4169E1)ΔE 10.39, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FBD84E
Analogous#4EC7FB, #824EFB
Triadic#FB4E71, #71FB4E
Split complementary#FB824E, #C7FB4E
Tetradic#FB4EC7, #FBD84E, #4EFB82

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E4E9FE
Lighter +20%#B2C1FD
Lighter +10%#8099FC
Darker −10%#1C49FA
Darker −20%#0531DE
Darker −30%#0426AC
Darker −40%#031B7A
More saturated +25%#4A6FFF
Less saturated −25%#657EE4

Channel breakdown

R78
G113
B251
Red78 (30.6%)
Green113 (44.3%)
Blue251 (98.4%)
Hue227.86°
Saturation (HSL)95.58%
Lightness64.51%
Dominant channelBlue
Hex per channelR 4E · G 71 · B FB

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Every value on this page was computed from “4e71fb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.