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Recognised as Colour

#343A53

  • #343A53
  • Blue
  • Dark
  • Nearest: Dark slate grey

#343A53 is a blue with RGB values 52, 58, 83 and HSL 228°, 23%, 26%. It is a dark colour, so white text on it reaches 11.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#343A53#343A53
HEX#343A53
RGBrgb(52, 58, 83)
RGB (0–1)0.2039, 0.2275, 0.3255
RGB percentages20.4%, 22.7%, 32.5%
HSLhsl(228.4, 23%, 26.5%)
HSV / HSBhsv(228.4, 37.3%, 32.5%)
CMYK37.3%, 30.1%, 0%, 67.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,422,803
CSS custom property--colour: #343A53;

Brightness & contrast

Relative luminance0.04381WCAG 2.x, 0 is black and 1 is white
Perceived brightness59.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.19:1
Contrast with white11.19:1WCAG normal text: AAA
Contrast with black1.88:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#CBC5AC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#323C54no red cones; affects about 1% of men; ΔE 1.8 from the original
Deuteranopia#303A52no green cones; the most common form, about 1% of men; ΔE 1.7 from the original
Tritanopia#2B3F43no blue cones; rare, and affects men and women equally; ΔE 15.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.19:1WCAG large text: AAA
Contrast with black, large text1.88:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 21.3Dim grey · ΔE 25.6Slate grey · ΔE 29.2Black · ΔE 29.9Light slate grey · ΔE 32.1Gray · ΔE 33.1
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 21.27, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#534D34
Analogous#344A53, #3E3453
Triadic#53343A, #3A5334
Split complementary#533D34, #4A5334
Tetradic#53344A, #534D34, #34533D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#969DBD
Lighter +30%#7780A9
Lighter +20%#5B6692
Lighter +10%#485072
Darker −10%#202434
Darker −20%#0D0E14
Darker −30%#000000
Darker −40%#000000
More saturated +25%#233064
Less saturated −25%#444444

Channel breakdown

R52
G58
B83
Red52 (20.4%)
Green58 (22.7%)
Blue83 (32.5%)
Hue228.39°
Saturation (HSL)22.96%
Lightness26.47%
Dominant channelBlue
Hex per channelR 34 · G 3A · B 53

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Every value on this page was computed from “343a53” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.