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Recognised as Colour

#394F53

  • #394F53
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#394F53 is a cyan with RGB values 57, 79, 83 and HSL 189°, 19%, 27%. It is a dark colour, so white text on it reaches 8.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#394F53#394F53
HEX#394F53
RGBrgb(57, 79, 83)
RGB (0–1)0.2235, 0.3098, 0.3255
RGB percentages22.4%, 31%, 32.5%
HSLhsl(189.2, 18.6%, 27.5%)
HSV / HSBhsv(189.2, 31.3%, 32.5%)
CMYK31.3%, 4.8%, 0%, 67.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,755,859
CSS custom property--colour: #394F53;

Brightness & contrast

Relative luminance0.07086WCAG 2.x, 0 is black and 1 is white
Perceived brightness73.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.69:1
Contrast with white8.69:1WCAG normal text: AAA
Contrast with black2.42:1WCAG normal text: Fail
Greyscale equivalent#4B4B4B
Inverted#C6B0AC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4B4D53no red cones; affects about 1% of men; ΔE 8 from the original
Deuteranopia#474A53no green cones; the most common form, about 1% of men; ΔE 8.3 from the original
Tritanopia#305150no blue cones; rare, and affects men and women equally; ΔE 5.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.69:1WCAG large text: AAA
Contrast with black, large text2.42:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 4.7Dim grey · ΔE 15.3Slate grey · ΔE 22.2Gray · ΔE 23.4Light slate grey · ΔE 25.2Teal · ΔE 27.2
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 4.66, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#533D39
Analogous#39534A, #394253
Triadic#53394F, #4F5339
Split complementary#533942, #534A39
Tetradic#4A3953, #533D39, #425339

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9DB7BB
Lighter +30%#7EA0A7
Lighter +20%#63898F
Lighter +10%#4E6C71
Darker −10%#243235
Darker −20%#0F1517
Darker −30%#000000
Darker −40%#000000
More saturated +25%#285B65
Less saturated −25%#464646

Channel breakdown

R57
G79
B83
Red57 (22.4%)
Green79 (31%)
Blue83 (32.5%)
Hue189.23°
Saturation (HSL)18.57%
Lightness27.45%
Dominant channelBlue
Hex per channelR 39 · G 4F · B 53

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Every value on this page was computed from “394f53” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.