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Recognised as Colour

#3B64DE

  • #3B64DE
  • Blue
  • Dark
  • Nearest: Royal blue

#3B64DE is a blue with RGB values 59, 100, 222 and HSL 225°, 71%, 55%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#3B64DE#3B64DE
HEX#3B64DE
RGBrgb(59, 100, 222)
RGB (0–1)0.2314, 0.3922, 0.8706
RGB percentages23.1%, 39.2%, 87.1%
HSLhsl(224.9, 71.2%, 55.1%)
HSV / HSBhsv(224.9, 73.4%, 87.1%)
CMYK73.4%, 55%, 0%, 12.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,892,446
CSS custom property--colour: #3B64DE;

Brightness & contrast

Relative luminance0.15318WCAG 2.x, 0 is black and 1 is white
Perceived brightness111.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.17:1
Contrast with white5.17:1WCAG normal text: AA
Contrast with black4.06:1WCAG normal text: Fail
Greyscale equivalent#646464
Inverted#C49B21

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0075E2no red cones; affects about 1% of men; ΔE 14.2 from the original
Deuteranopia#0066DCno green cones; the most common form, about 1% of men; ΔE 6 from the original
Tritanopia#008297no blue cones; rare, and affects men and women equally; ΔE 68.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.17:1WCAG large text: AAA
Contrast with black, large text4.06:1WCAG large text: AA

Named colours

Royal blue · ΔE 2.5Slate blue · ΔE 12.1Medium slateblue · ΔE 14.8Medium purple · ΔE 20.8Dodgerblue · ΔE 22.3Rebecca purple · ΔE 27.9
Nearest named CSS colourRoyal blue (#4169E1)ΔE 2.5, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DEB53B
Analogous#3BB5DE, #643BDE
Triadic#DE3B64, #64DE3B
Split complementary#DE643B, #B5DE3B
Tetradic#DE3BB5, #DEB53B, #3BDE64

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EAEEFB
Lighter +30%#BECCF4
Lighter +20%#92A9ED
Lighter +10%#6787E5
Darker −10%#214AC5
Darker −20%#1A3A99
Darker −30%#12296E
Darker −40%#0B1942
More saturated +25%#1E56FB
Less saturated −25%#5872C1

Channel breakdown

R59
G100
B222
Red59 (23.1%)
Green100 (39.2%)
Blue222 (87.1%)
Hue224.91°
Saturation (HSL)71.18%
Lightness55.1%
Dominant channelBlue
Hex per channelR 3B · G 64 · B DE

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Every value on this page was computed from “3b64de” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.