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Recognised as Colour

#3386EF

  • #3386EF
  • Blue
  • Dark
  • Nearest: Dodgerblue

#3386EF is a blue with RGB values 51, 134, 239 and HSL 214°, 85%, 57%. It is a dark colour, so black text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#3386EF#3386EF
HEX#3386EF
RGBrgb(51, 134, 239)
RGB (0–1)0.2, 0.5255, 0.9373
RGB percentages20%, 52.5%, 93.7%
HSLhsl(213.5, 85.5%, 56.9%)
HSV / HSBhsv(213.5, 78.7%, 93.7%)
CMYK78.7%, 43.9%, 0%, 6.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,376,879
CSS custom property--colour: #3386EF;

Brightness & contrast

Relative luminance0.23986WCAG 2.x, 0 is black and 1 is white
Perceived brightness133.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.8:1
Contrast with white3.62:1WCAG normal text: Fail
Contrast with black5.8:1WCAG normal text: AA
Greyscale equivalent#7C7C7C
Inverted#CC7910

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4F90F3no red cones; affects about 1% of men; ΔE 5.7 from the original
Deuteranopia#277FEDno green cones; the most common form, about 1% of men; ΔE 4.3 from the original
Tritanopia#009FAFno blue cones; rare, and affects men and women equally; ΔE 58.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.62:1WCAG large text: AA
Contrast with black, large text5.8:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 5.1Cornflower blue · ΔE 12.3Royal blue · ΔE 17.6Slate blue · ΔE 26.7Medium purple · ΔE 27Medium slateblue · ΔE 30.2
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 5.14, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EF9C33
Analogous#33E4EF, #3E33EF
Triadic#EF3386, #86EF33
Split complementary#EF3E33, #E4EF33
Tetradic#EF33E4, #EF9C33, #33EF3E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F0F6FE
Lighter +30%#C1DAFA
Lighter +20%#92BEF6
Lighter +10%#62A2F3
Darker −10%#116CDE
Darker −20%#0E55AE
Darker −30%#0A3E7F
Darker −40%#062750
More saturated +25%#2384FF
Less saturated −25%#4E89D4

Channel breakdown

R51
G134
B239
Red51 (20%)
Green134 (52.5%)
Blue239 (93.7%)
Hue213.51°
Saturation (HSL)85.45%
Lightness56.86%
Dominant channelBlue
Hex per channelR 33 · G 86 · B EF

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Every value on this page was computed from “3386ef” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.