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Recognised as Colour

#3E68BB

  • #3E68BB
  • Blue
  • Dark
  • Nearest: Cornflower blue

#3E68BB is a blue with RGB values 62, 104, 187 and HSL 220°, 50%, 49%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#3E68BB#3E68BB
HEX#3E68BB
RGBrgb(62, 104, 187)
RGB (0–1)0.2431, 0.4078, 0.7333
RGB percentages24.3%, 40.8%, 73.3%
HSLhsl(219.8, 50.2%, 48.8%)
HSV / HSBhsv(219.8, 66.8%, 73.3%)
CMYK66.8%, 44.4%, 0%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,090,043
CSS custom property--colour: #3E68BB;

Brightness & contrast

Relative luminance0.14513WCAG 2.x, 0 is black and 1 is white
Perceived brightness107.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.38:1
Contrast with white5.38:1WCAG normal text: AA
Contrast with black3.9:1WCAG normal text: Fail
Greyscale equivalent#656565
Inverted#C19744

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4071BEno red cones; affects about 1% of men; ΔE 5.8 from the original
Deuteranopia#2A65B9no green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#007B88no blue cones; rare, and affects men and women equally; ΔE 49.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.38:1WCAG large text: AAA
Contrast with black, large text3.9:1WCAG large text: AA

Named colours

Cornflower blue · ΔE 17.4Dark slateblue · ΔE 20.3Dodgerblue · ΔE 21.2Royal blue · ΔE 22Steel blue · ΔE 24.4Slate blue · ΔE 25.2
Nearest named CSS colourCornflower blue (#6495ED)ΔE 17.35, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BB913E
Analogous#3EA6BB, #533EBB
Triadic#BB3E68, #68BB3E
Split complementary#BB533E, #A6BB3E
Tetradic#BB3EA6, #BB913E, #3EBB53

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D4DEF1
Lighter +30%#AEC0E4
Lighter +20%#88A2D7
Lighter +10%#6185CB
Darker −10%#315395
Darker −20%#253D6E
Darker −30%#182848
Darker −40%#0B1322
More saturated +25%#1F5EDA
Less saturated −25%#5D729C

Channel breakdown

R62
G104
B187
Red62 (24.3%)
Green104 (40.8%)
Blue187 (73.3%)
Hue219.84°
Saturation (HSL)50.2%
Lightness48.82%
Dominant channelBlue
Hex per channelR 3E · G 68 · B BB

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Every value on this page was computed from “3e68bb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.