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Recognised as Colour

#342F54

  • #342F54
  • Blue
  • Dark
  • Nearest: Dark slateblue

#342F54 is a blue with RGB values 52, 47, 84 and HSL 248°, 28%, 26%. It is a dark colour, so white text on it reaches 12.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#342F54#342F54
HEX#342F54
RGBrgb(52, 47, 84)
RGB (0–1)0.2039, 0.1843, 0.3294
RGB percentages20.4%, 18.4%, 32.9%
HSLhsl(248.1, 28.2%, 25.7%)
HSV / HSBhsv(248.1, 44%, 32.9%)
CMYK38.1%, 44%, 0%, 67.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,419,988
CSS custom property--colour: #342F54;

Brightness & contrast

Relative luminance0.03403WCAG 2.x, 0 is black and 1 is white
Perceived brightness53.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.5:1
Contrast with white12.5:1WCAG normal text: AAA
Contrast with black1.68:1WCAG normal text: Fail
Greyscale equivalent#333333
Inverted#CBD0AB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#233555no red cones; affects about 1% of men; ΔE 8.8 from the original
Deuteranopia#233353no green cones; the most common form, about 1% of men; ΔE 8.2 from the original
Tritanopia#2C363Dno blue cones; rare, and affects men and women equally; ΔE 21.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.5:1WCAG large text: AAA
Contrast with black, large text1.68:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 26.2Dark slate grey · ΔE 31.6Black · ΔE 33Dim grey · ΔE 33.9Midnight blue · ΔE 34.4Slate grey · ΔE 36.2
Nearest named CSS colourDark slateblue (#483D8B)ΔE 26.19, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4F542F
Analogous#2F3C54, #462F54
Triadic#54342F, #2F5434
Split complementary#54472F, #3C542F
Tetradic#542F3D, #4F542F, #2F5447

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#958FC0
Lighter +30%#776EAE
Lighter +20%#5C5495
Lighter +10%#484175
Darker −10%#201D33
Darker −20%#0C0A13
Darker −30%#000000
Darker −40%#000000
More saturated +25%#281F64
Less saturated −25%#403F44

Channel breakdown

R52
G47
B84
Red52 (20.4%)
Green47 (18.4%)
Blue84 (32.9%)
Hue248.11°
Saturation (HSL)28.24%
Lightness25.69%
Dominant channelBlue
Hex per channelR 34 · G 2F · B 54

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Every value on this page was computed from “342f54” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.