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Recognised as Colour

#394F52

  • #394F52
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#394F52 is a cyan with RGB values 57, 79, 82 and HSL 187°, 18%, 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

#394F52#394F52
HEX#394F52
RGBrgb(57, 79, 82)
RGB (0–1)0.2235, 0.3098, 0.3216
RGB percentages22.4%, 31%, 32.2%
HSLhsl(187.2, 18%, 27.3%)
HSV / HSBhsv(187.2, 30.5%, 32.2%)
CMYK30.5%, 3.7%, 0%, 67.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,755,858
CSS custom property--colour: #394F52;

Brightness & contrast

Relative luminance0.07071WCAG 2.x, 0 is black and 1 is white
Perceived brightness73.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.7:1
Contrast with white8.7:1WCAG normal text: AAA
Contrast with black2.41:1WCAG normal text: Fail
Greyscale equivalent#4B4B4B
Inverted#C6B0AD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4B4D52no red cones; affects about 1% of men; ΔE 8.1 from the original
Deuteranopia#474A52no green cones; the most common form, about 1% of men; ΔE 8.3 from the original
Tritanopia#315150no blue cones; rare, and affects men and women equally; ΔE 4.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.7:1WCAG large text: AAA
Contrast with black, large text2.41:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 4.2Dim grey · ΔE 15.3Slate grey · ΔE 22.4Gray · ΔE 23.4Light slate grey · ΔE 25.4Teal · ΔE 27.1
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 4.25, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#523C39
Analogous#395249, #394252
Triadic#52394F, #4F5239
Split complementary#523942, #524939
Tetradic#493952, #523C39, #425239

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9CB7BB
Lighter +30%#7EA1A6
Lighter +20%#63898E
Lighter +10%#4E6C70
Darker −10%#243234
Darker −20%#0F1516
Darker −30%#000000
Darker −40%#000000
More saturated +25%#285C63
Less saturated −25%#464646

Channel breakdown

R57
G79
B82
Red57 (22.4%)
Green79 (31%)
Blue82 (32.2%)
Hue187.2°
Saturation (HSL)17.99%
Lightness27.25%
Dominant channelBlue
Hex per channelR 39 · G 4F · B 52

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Every value on this page was computed from “394f52” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.