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Recognised as Colour

#3784EB

  • #3784EB
  • Blue
  • Dark
  • Nearest: Dodgerblue

#3784EB is a blue with RGB values 55, 132, 235 and HSL 214°, 82%, 57%. It is a dark colour, so black text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#3784EB#3784EB
HEX#3784EB
RGBrgb(55, 132, 235)
RGB (0–1)0.2157, 0.5176, 0.9216
RGB percentages21.6%, 51.8%, 92.2%
HSLhsl(214.3, 81.8%, 56.9%)
HSV / HSBhsv(214.3, 76.6%, 92.2%)
CMYK76.6%, 43.8%, 0%, 7.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,638,507
CSS custom property--colour: #3784EB;

Brightness & contrast

Relative luminance0.23313WCAG 2.x, 0 is black and 1 is white
Perceived brightness132 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.66:1
Contrast with white3.71:1WCAG normal text: Fail
Contrast with black5.66:1WCAG normal text: AA
Greyscale equivalent#7B7B7B
Inverted#C87B14

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4F8DEFno red cones; affects about 1% of men; ΔE 5 from the original
Deuteranopia#2A7DE9no green cones; the most common form, about 1% of men; ΔE 4.3 from the original
Tritanopia#009CACno blue cones; rare, and affects men and women equally; ΔE 57.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.71:1WCAG large text: AA
Contrast with black, large text5.66:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 6.4Cornflower blue · ΔE 11.7Royal blue · ΔE 17.5Slate blue · ΔE 26.2Medium purple · ΔE 26.4Medium slateblue · ΔE 30.1
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 6.44, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EB9E37
Analogous#37DEEB, #4437EB
Triadic#EB3784, #84EB37
Split complementary#EB4437, #DEEB37
Tetradic#EB37DE, #EB9E37, #37EB44

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F0F6FE
Lighter +30%#C2DAF9
Lighter +20%#94BDF4
Lighter +10%#65A1F0
Darker −10%#1669D9
Darker −20%#1153AB
Darker −30%#0C3C7D
Darker −40%#08264E
More saturated +25%#2381FF
Less saturated −25%#5388D0

Channel breakdown

R55
G132
B235
Red55 (21.6%)
Green132 (51.8%)
Blue235 (92.2%)
Hue214.33°
Saturation (HSL)81.82%
Lightness56.86%
Dominant channelBlue
Hex per channelR 37 · G 84 · B EB

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Every value on this page was computed from “3784eb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.