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Colour

#2F4746

  • #2F4746
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#2F4746 is a cyan with RGB values 47, 71, 70 and HSL 178°, 20%, 23%. It is a dark colour, so white text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2F4746#2F4746
HEX#2F4746
RGBrgb(47, 71, 70)
RGB (0–1)0.1843, 0.2784, 0.2745
RGB percentages18.4%, 27.8%, 27.5%
HSLhsl(177.5, 20.3%, 23.1%)
HSV / HSBhsv(177.5, 33.8%, 27.8%)
CMYK33.8%, 0%, 1.4%, 72.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,098,438
CSS custom property--colour: #2F4746;

Brightness & contrast

Relative luminance0.05553WCAG 2.x, 0 is black and 1 is white
Perceived brightness64.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.95:1
Contrast with white9.95:1WCAG normal text: AAA
Contrast with black2.11:1WCAG normal text: Fail
Greyscale equivalent#424242
Inverted#D0B8B9

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#444546no red cones; affects about 1% of men; ΔE 9.5 from the original
Deuteranopia#404146no green cones; the most common form, about 1% of men; ΔE 10.3 from the original
Tritanopia#274847no blue cones; rare, and affects men and women equally; ΔE 3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.95:1WCAG large text: AAA
Contrast with black, large text2.11:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 4Dim grey · ΔE 18.9Slate grey · ΔE 26.9Gray · ΔE 27.1Teal · ΔE 28.5Black · ΔE 29.9
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 3.99, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#472F30
Analogous#2F473A, #2F3C47
Triadic#462F47, #47462F
Split complementary#472F3C, #473A2F
Tetradic#3A2F47, #472F30, #3C472F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8EB4B3
Lighter +30%#6FA09E
Lighter +20%#588483
Lighter +10%#436664
Darker −10%#1B2828
Darker −20%#060A09
Darker −30%#000000
Darker −40%#000000
More saturated +25%#205654
Less saturated −25%#3B3B3B

Channel breakdown

R47
G71
B70
Red47 (18.4%)
Green71 (27.8%)
Blue70 (27.5%)
Hue177.5°
Saturation (HSL)20.34%
Lightness23.14%
Dominant channelGreen
Hex per channelR 2F · G 47 · B 46

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Every value on this page was computed from “2f4746” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.