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Recognised as Colour

#343B39

  • #343B39
  • Grey
  • Dark
  • Nearest: Dark slate grey

#343B39 is a grey with RGB values 52, 59, 57 and HSL 163°, 6%, 22%. It is a dark colour, so white text on it reaches 11.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#343B39#343B39
HEX#343B39
RGBrgb(52, 59, 57)
RGB (0–1)0.2039, 0.2314, 0.2235
RGB percentages20.4%, 23.1%, 22.4%
HSLhsl(162.9, 6.3%, 21.8%)
HSV / HSBhsv(162.9, 11.9%, 23.1%)
CMYK11.9%, 0%, 3.4%, 76.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,423,033
CSS custom property--colour: #343B39;

Brightness & contrast

Relative luminance0.04153WCAG 2.x, 0 is black and 1 is white
Perceived brightness56.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.47:1
Contrast with white11.47:1WCAG normal text: AAA
Contrast with black1.83:1WCAG normal text: Fail
Greyscale equivalent#393939
Inverted#CBC4C6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3A3A39no red cones; affects about 1% of men; ΔE 3.2 from the original
Deuteranopia#393939no green cones; the most common form, about 1% of men; ΔE 3.4 from the original
Tritanopia#323B3Ano blue cones; rare, and affects men and women equally; ΔE 1.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.47:1WCAG large text: AAA
Contrast with black, large text1.83:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 11.6Dim grey · ΔE 20.5Black · ΔE 24.4Gray · ΔE 29.6Slate grey · ΔE 30.7Light slate grey · ΔE 33.7
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 11.61, a distinctly different colour
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3B3436
Analogous#343B36, #343A3B
Triadic#39343B, #3B3934
Split complementary#3B343A, #3B3634
Tetradic#36343B, #3B3436, #3A3B34

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#97A4A0
Lighter +30%#7C8C87
Lighter +20%#64716D
Lighter +10%#4C5653
Darker −10%#1C201F
Darker −20%#040505
Darker −30%#000000
Darker −40%#000000
More saturated +25%#26493F
Less saturated −25%#383838

Channel breakdown

R52
G59
B57
Red52 (20.4%)
Green59 (23.1%)
Blue57 (22.4%)
Hue162.86°
Saturation (HSL)6.31%
Lightness21.76%
Dominant channelGreen
Hex per channelR 34 · G 3B · B 39

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Every value on this page was computed from “343b39” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.