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Recognised as Colour

#4379FC

  • #4379FC
  • Blue
  • Dark
  • Nearest: Royal blue

#4379FC is a blue with RGB values 67, 121, 252 and HSL 222°, 97%, 63%. 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

#4379FC#4379FC
HEX#4379FC
RGBrgb(67, 121, 252)
RGB (0–1)0.2627, 0.4745, 0.9882
RGB percentages26.3%, 47.5%, 98.8%
HSLhsl(222.5, 96.9%, 62.5%)
HSV / HSBhsv(222.5, 73.4%, 98.8%)
CMYK73.4%, 52%, 0%, 1.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,422,140
CSS custom property--colour: #4379FC;

Brightness & contrast

Relative luminance0.21896WCAG 2.x, 0 is black and 1 is white
Perceived brightness131.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.38:1
Contrast with white3.9:1WCAG normal text: Fail
Contrast with black5.38:1WCAG normal text: AA
Greyscale equivalent#777777
Inverted#BC8603

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1A8AFFno red cones; affects about 1% of men; ΔE 14 from the original
Deuteranopia#0079F9no green cones; the most common form, about 1% of men; ΔE 5.6 from the original
Tritanopia#0099AFno blue cones; rare, and affects men and women equally; ΔE 71.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.9:1WCAG large text: AA
Contrast with black, large text5.38:1WCAG large text: AAA

Named colours

Royal blue · ΔE 8Medium slateblue · ΔE 15.8Slate blue · ΔE 18.2Dodgerblue · ΔE 18.5Medium purple · ΔE 23Cornflower blue · ΔE 28.2
Nearest named CSS colourRoyal blue (#4169E1)ΔE 8.03, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FCC643
Analogous#43D6FC, #6943FC
Triadic#FC4379, #79FC43
Split complementary#FC6A43, #D5FC43
Tetradic#FC43D6, #FCC643, #43FC6A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#DAE4FE
Lighter +20%#A7C1FE
Lighter +10%#759DFD
Darker −10%#1155FB
Darker −20%#0341D6
Darker −30%#0332A3
Darker −40%#022271
More saturated +25%#4078FF
Less saturated −25%#5B83E4

Channel breakdown

R67
G121
B252
Red67 (26.3%)
Green121 (47.5%)
Blue252 (98.8%)
Hue222.49°
Saturation (HSL)96.86%
Lightness62.55%
Dominant channelBlue
Hex per channelR 43 · G 79 · B FC

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Every value on this page was computed from “4379fc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.