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Colour

#3F3C5C

  • #3F3C5C
  • Blue
  • Dark
  • Nearest: Dark slate grey

#3F3C5C is a blue with RGB values 63, 60, 92 and HSL 246°, 21%, 30%. It is a dark colour, so white text on it reaches 10.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#3F3C5C#3F3C5C
HEX#3F3C5C
RGBrgb(63, 60, 92)
RGB (0–1)0.2471, 0.2353, 0.3608
RGB percentages24.7%, 23.5%, 36.1%
HSLhsl(245.6, 21.1%, 29.8%)
HSV / HSBhsv(245.6, 34.8%, 36.1%)
CMYK31.5%, 34.8%, 0%, 63.9%naive device-independent conversion; real print needs an ICC profile
24-bit integer4,144,220
CSS custom property--colour: #3F3C5C;

Brightness & contrast

Relative luminance0.05061WCAG 2.x, 0 is black and 1 is white
Perceived brightness65.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.44:1
Contrast with white10.44:1WCAG normal text: AAA
Contrast with black2.01:1WCAG normal text: Fail
Greyscale equivalent#3F3F3F
Inverted#C0C3A3

Colour vision & accessibility

Protanopia#33405Dno red cones; affects about 1% of men; ΔE 6.3 from the original
Deuteranopia#333F5Bno green cones; the most common form, about 1% of men; ΔE 6.2 from the original
Tritanopia#384248no blue cones; rare, and affects men and women equally; ΔE 18.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.44:1WCAG large text: AAA
Contrast with black, large text2.01:1WCAG large text: Fail

Named colours

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 26.35, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#595C3C
Analogous#3C495C, #4F3C5C
Triadic#5C3F3C, #3C5C3F
Split complementary#5C4F3C, #495C3C
Tetradic#5C3C49, #595C3C, #3C5C4F

Tints, shades & saturation

Lighter +40%#A5A2C2
Lighter +30%#8783AE
Lighter +20%#69649A
Lighter +10%#54507B
Darker −10%#2A283D
Darker −20%#15141E
Darker −30%#000000
Darker −40%#000000
More saturated +25%#30296F
Less saturated −25%#4C4C4C

Channel breakdown

R63
G60
B92
Red63 (24.7%)
Green60 (23.5%)
Blue92 (36.1%)
Hue245.63°
Saturation (HSL)21.05%
Lightness29.8%
Dominant channelBlue
Hex per channelR 3F · G 3C · B 5C

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Every value on this page was computed from “3f3c5c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.