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Recognised as Colour

#2F504F

  • #2F504F
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#2F504F is a cyan with RGB values 47, 80, 79 and HSL 178°, 26%, 25%. It is a dark colour, so white text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2F504F#2F504F
HEX#2F504F
RGBrgb(47, 80, 79)
RGB (0–1)0.1843, 0.3137, 0.3098
RGB percentages18.4%, 31.4%, 31%
HSLhsl(178.2, 26%, 24.9%)
HSV / HSBhsv(178.2, 41.3%, 31.4%)
CMYK41.3%, 0%, 1.2%, 68.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,100,751
CSS custom property--colour: #2F504F;

Brightness & contrast

Relative luminance0.06906WCAG 2.x, 0 is black and 1 is white
Perceived brightness71.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.82:1
Contrast with white8.82:1WCAG normal text: AAA
Contrast with black2.38:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#D0AFB0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4C4D4Fno red cones; affects about 1% of men; ΔE 12.5 from the original
Deuteranopia#46484Fno green cones; the most common form, about 1% of men; ΔE 13.2 from the original
Tritanopia#215250no blue cones; rare, and affects men and women equally; ΔE 4.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.82:1WCAG large text: AAA
Contrast with black, large text2.38:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 0.8Dim grey · ΔE 18.1Teal · ΔE 24.1Slate grey · ΔE 24.7Gray · ΔE 25.4Light slate grey · ΔE 27.5
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 0.84, indistinguishable to the eye
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#502F30
Analogous#2F503F, #2F4050
Triadic#4F2F50, #504F2F
Split complementary#502F40, #503F2F
Tetradic#3F2F50, #502F30, #41502F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8EBDBB
Lighter +30%#6EAAA8
Lighter +20%#55908E
Lighter +10%#42706F
Darker −10%#1C302F
Darker −20%#091010
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1F605E
Less saturated −25%#3F4040

Channel breakdown

R47
G80
B79
Red47 (18.4%)
Green80 (31.4%)
Blue79 (31%)
Hue178.18°
Saturation (HSL)25.98%
Lightness24.9%
Dominant channelGreen
Hex per channelR 2F · G 50 · B 4F

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Every value on this page was computed from “2f504f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.