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Recognised as Colour

#4C78FF

  • #4C78FF
  • Blue
  • Dark
  • Nearest: Royal blue

#4C78FF is a blue with RGB values 76, 120, 255 and HSL 225°, 100%, 65%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#4C78FF#4C78FF
HEX#4C78FF
RGBrgb(76, 120, 255)
RGB (0–1)0.298, 0.4706, 1
RGB percentages29.8%, 47.1%, 100%
HSLhsl(225.3, 100%, 64.9%)
HSV / HSBhsv(225.3, 70.2%, 100%)
CMYK70.2%, 52.9%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,011,711
CSS custom property--colour: #4C78FF;

Brightness & contrast

Relative luminance0.22189WCAG 2.x, 0 is black and 1 is white
Perceived brightness132.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.44:1
Contrast with white3.86:1WCAG normal text: Fail
Contrast with black5.44:1WCAG normal text: AA
Greyscale equivalent#787878
Inverted#B38700

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0C8AFFno red cones; affects about 1% of men; ΔE 17.3 from the original
Deuteranopia#007AFCno green cones; the most common form, about 1% of men; ΔE 7.7 from the original
Tritanopia#0099B0no blue cones; rare, and affects men and women equally; ΔE 73.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.86:1WCAG large text: AA
Contrast with black, large text5.44:1WCAG large text: AAA

Named colours

Royal blue · ΔE 9.4Medium slateblue · ΔE 13.8Slate blue · ΔE 17.9Dodgerblue · ΔE 21.4Medium purple · ΔE 22.9Cornflower blue · ΔE 30.7
Nearest named CSS colourRoyal blue (#4169E1)ΔE 9.42, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFD34C
Analogous#4CD2FF, #794CFF
Triadic#FF4C78, #78FF4C
Split complementary#FF7A4C, #D1FF4C
Tetradic#FF4CD2, #FFD34C, #4CFF7A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E5EBFF
Lighter +20%#B2C5FF
Lighter +10%#7F9EFF
Darker −10%#1952FF
Darker −20%#0038E5
Darker −30%#002CB2
Darker −40%#001F7F
More saturated +25%#4C78FF
Less saturated −25%#6283E9

Channel breakdown

R76
G120
B255
Red76 (29.8%)
Green120 (47.1%)
Blue255 (100%)
Hue225.25°
Saturation (HSL)100%
Lightness64.9%
Dominant channelBlue
Hex per channelR 4C · G 78 · B FF

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Every value on this page was computed from “4c78ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.