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Recognised as Colour

#3631AE

  • #3631AE
  • Blue
  • Dark
  • Nearest: Dark blue

#3631AE is a blue with RGB values 54, 49, 174 and HSL 242°, 56%, 44%. It is a dark colour, so white text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#3631AE#3631AE
HEX#3631AE
RGBrgb(54, 49, 174)
RGB (0–1)0.2118, 0.1922, 0.6824
RGB percentages21.2%, 19.2%, 68.2%
HSLhsl(242.4, 56.1%, 43.7%)
HSV / HSBhsv(242.4, 71.8%, 68.2%)
CMYK69%, 71.8%, 0%, 31.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,551,662
CSS custom property--colour: #3631AE;

Brightness & contrast

Relative luminance0.06037WCAG 2.x, 0 is black and 1 is white
Perceived brightness75.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.51:1
Contrast with white9.51:1WCAG normal text: AAA
Contrast with black2.21:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#C9CE51

Colour vision & accessibility

Protanopia#004BB2no red cones; affects about 1% of men; ΔE 20.7 from the original
Deuteranopia#0040ACno green cones; the most common form, about 1% of men; ΔE 14.7 from the original
Tritanopia#00546Cno blue cones; rare, and affects men and women equally; ΔE 71 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.51:1WCAG large text: AAA
Contrast with black, large text2.21:1WCAG large text: Fail

Named colours

Nearest named CSS colourDark blue (#00008B)ΔE 17.31, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#A9AE31
Analogous#316BAE, #7531AE
Triadic#AE3631, #31AE36
Split complementary#AE7431, #6BAE31
Tetradic#AE316A, #A9AE31, #31AE74

Tints, shades & saturation

Lighter +40%#C0BEED
Lighter +30%#9996E2
Lighter +20%#736FD6
Lighter +10%#4C47CB
Darker −10%#2A2686
Darker −20%#1D1B5E
Darker −30%#110F37
Darker −40%#05040F
More saturated +25%#1C15CA
Less saturated −25%#504D92

Channel breakdown

R54
G49
B174
Red54 (21.2%)
Green49 (19.2%)
Blue174 (68.2%)
Hue242.4°
Saturation (HSL)56.05%
Lightness43.73%
Dominant channelBlue
Hex per channelR 36 · G 31 · B AE

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Every value on this page was computed from “3631ae” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.