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Recognised as Colour

#39504F

  • #39504F
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#39504F is a cyan with RGB values 57, 80, 79 and HSL 177°, 17%, 27%. It is a dark colour, so white text on it reaches 8.6:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#39504F#39504F
HEX#39504F
RGBrgb(57, 80, 79)
RGB (0–1)0.2235, 0.3137, 0.3098
RGB percentages22.4%, 31.4%, 31%
HSLhsl(177.4, 16.8%, 26.9%)
HSV / HSBhsv(177.4, 28.7%, 31.4%)
CMYK28.8%, 0%, 1.2%, 68.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,756,111
CSS custom property--colour: #39504F;

Brightness & contrast

Relative luminance0.07172WCAG 2.x, 0 is black and 1 is white
Perceived brightness73.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.63:1
Contrast with white8.63:1WCAG normal text: AAA
Contrast with black2.43:1WCAG normal text: Fail
Greyscale equivalent#4B4B4B
Inverted#C6AFB0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4D4E4Fno red cones; affects about 1% of men; ΔE 9 from the original
Deuteranopia#494A4Fno green cones; the most common form, about 1% of men; ΔE 9.8 from the original
Tritanopia#315150no blue cones; rare, and affects men and women equally; ΔE 3.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.63:1WCAG large text: AAA
Contrast with black, large text2.43:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 3.2Dim grey · ΔE 15.4Slate grey · ΔE 23.3Gray · ΔE 23.3Light slate grey · ΔE 26.2Teal · ΔE 26.3
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 3.21, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#50393A
Analogous#395044, #394550
Triadic#4F3950, #504F39
Split complementary#503945, #504439
Tetradic#443950, #50393A, #455039

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9CB9B7
Lighter +30%#7FA3A2
Lighter +20%#638C8A
Lighter +10%#4E6E6C
Darker −10%#243232
Darker −20%#0F1414
Darker −30%#000000
Darker −40%#000000
More saturated +25%#28615F
Less saturated −25%#454545

Channel breakdown

R57
G80
B79
Red57 (22.4%)
Green80 (31.4%)
Blue79 (31%)
Hue177.39°
Saturation (HSL)16.79%
Lightness26.86%
Dominant channelGreen
Hex per channelR 39 · G 50 · B 4F

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Every value on this page was computed from “39504f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.