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Recognised as Colour

#3940C2

  • #3940C2
  • Blue
  • Dark
  • Nearest: Slate blue

#3940C2 is a blue with RGB values 57, 64, 194 and HSL 237°, 55%, 49%. It is a dark colour, so white text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#3940C2#3940C2
HEX#3940C2
RGBrgb(57, 64, 194)
RGB (0–1)0.2235, 0.251, 0.7608
RGB percentages22.4%, 25.1%, 76.1%
HSLhsl(236.9, 54.6%, 49.2%)
HSV / HSBhsv(236.9, 70.6%, 76.1%)
CMYK70.6%, 67%, 0%, 23.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,752,130
CSS custom property--colour: #3940C2;

Brightness & contrast

Relative luminance0.08432WCAG 2.x, 0 is black and 1 is white
Perceived brightness87.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.82:1
Contrast with white7.82:1WCAG normal text: AAA
Contrast with black2.69:1WCAG normal text: Fail
Greyscale equivalent#484848
Inverted#C6BF3D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0058C6no red cones; affects about 1% of men; ΔE 19.4 from the original
Deuteranopia#004CC0no green cones; the most common form, about 1% of men; ΔE 12.8 from the original
Tritanopia#00637Bno blue cones; rare, and affects men and women equally; ΔE 73.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.82:1WCAG large text: AAA
Contrast with black, large text2.69:1WCAG large text: Fail

Named colours

Slate blue · ΔE 15.6Medium slateblue · ΔE 17.6Royal blue · ΔE 19.2Rebecca purple · ΔE 21.7Dark blue · ΔE 22.6Navy · ΔE 23.5
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 15.58, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C2BB39
Analogous#3984C2, #7739C2
Triadic#C23940, #40C239
Split complementary#C27639, #85C239
Tetradic#C23984, #C2BB39, #39C276

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D4D6F3
Lighter +30%#ADB0E7
Lighter +20%#868ADB
Lighter +10%#5E64D0
Darker −10%#2D339B
Darker −20%#222673
Darker −30%#16194C
Darker −40%#0B0C24
More saturated +25%#1A24E1
Less saturated −25%#585CA3

Channel breakdown

R57
G64
B194
Red57 (22.4%)
Green64 (25.1%)
Blue194 (76.1%)
Hue236.93°
Saturation (HSL)54.58%
Lightness49.22%
Dominant channelBlue
Hex per channelR 39 · G 40 · B C2

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Every value on this page was computed from “3940c2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.