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Colour

#3A4E75

  • #3A4E75
  • Blue
  • Dark
  • Nearest: Steel blue

#3A4E75 is a blue with RGB values 58, 78, 117 and HSL 220°, 34%, 34%. It is a dark colour, so white text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#3A4E75#3A4E75
HEX#3A4E75
RGBrgb(58, 78, 117)
RGB (0–1)0.2275, 0.3059, 0.4588
RGB percentages22.7%, 30.6%, 45.9%
HSLhsl(219.7, 33.7%, 34.3%)
HSV / HSBhsv(219.7, 50.4%, 45.9%)
CMYK50.4%, 33.3%, 0%, 54.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,821,173
CSS custom property--colour: #3A4E75;

Brightness & contrast

Relative luminance0.07633WCAG 2.x, 0 is black and 1 is white
Perceived brightness78.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.31:1
Contrast with white8.31:1WCAG normal text: AAA
Contrast with black2.53:1WCAG normal text: Fail
Greyscale equivalent#4D4D4D
Inverted#C5B18A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3F5177no red cones; affects about 1% of men; ΔE 1.6 from the original
Deuteranopia#394C74no green cones; the most common form, about 1% of men; ΔE 1.1 from the original
Tritanopia#21565Cno blue cones; rare, and affects men and women equally; ΔE 25.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.31:1WCAG large text: AAA
Contrast with black, large text2.53:1WCAG large text: Fail

Named colours

Steel blue · ΔE 22.2Slate grey · ΔE 25Dark slate grey · ΔE 26.3Light slate grey · ΔE 27.2Dim grey · ΔE 27.4Dark slateblue · ΔE 28.1
Nearest named CSS colourSteel blue (#4682B4)ΔE 22.21, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#75613A
Analogous#3A6C75, #443A75
Triadic#753A4E, #4E753A
Split complementary#75443A, #6B753A
Tetradic#753A6C, #75613A, #3A7544

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A7B6D4
Lighter +30%#859AC3
Lighter +20%#637EB2
Lighter +10%#4B6597
Darker −10%#293753
Darker −20%#182131
Darker −30%#070A0F
Darker −40%#000000
More saturated +25%#24478B
Less saturated −25%#50555F

Channel breakdown

R58
G78
B117
Red58 (22.7%)
Green78 (30.6%)
Blue117 (45.9%)
Hue219.66°
Saturation (HSL)33.71%
Lightness34.31%
Dominant channelBlue
Hex per channelR 3A · G 4E · B 75

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Every value on this page was computed from “3a4e75” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.