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Recognised as Colour

#2F4646

  • #2F4646
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#2F4646 is a cyan with RGB values 47, 70, 70 and HSL 180°, 20%, 23%. It is a dark colour, so white text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2F4646#2F4646
HEX#2F4646
RGBrgb(47, 70, 70)
RGB (0–1)0.1843, 0.2745, 0.2745
RGB percentages18.4%, 27.5%, 27.5%
HSLhsl(180, 19.7%, 22.9%)
HSV / HSBhsv(180, 32.9%, 27.5%)
CMYK32.9%, 0%, 0%, 72.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,098,182
CSS custom property--colour: #2F4646;

Brightness & contrast

Relative luminance0.05427WCAG 2.x, 0 is black and 1 is white
Perceived brightness64 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.07:1
Contrast with white10.07:1WCAG normal text: AAA
Contrast with black2.09:1WCAG normal text: Fail
Greyscale equivalent#414141
Inverted#D0B9B9

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#434446no red cones; affects about 1% of men; ΔE 9.1 from the original
Deuteranopia#3F4046no green cones; the most common form, about 1% of men; ΔE 9.9 from the original
Tritanopia#274746no blue cones; rare, and affects men and women equally; ΔE 3.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.07:1WCAG large text: AAA
Contrast with black, large text2.09:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 4.5Dim grey · ΔE 18.9Slate grey · ΔE 26.9Gray · ΔE 27.3Teal · ΔE 29.1Black · ΔE 29.4
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 4.48, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#462F2F
Analogous#2F463B, #2F3B46
Triadic#462F46, #46462F
Split complementary#462F3B, #463B2F
Tetradic#3B2F46, #462F2F, #3B462F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8EB3B3
Lighter +30%#6F9F9F
Lighter +20%#588383
Lighter +10%#436565
Darker −10%#1B2727
Darker −20%#060909
Darker −30%#000000
Darker −40%#000000
More saturated +25%#205555
Less saturated −25%#3B3B3B

Channel breakdown

R47
G70
B70
Red47 (18.4%)
Green70 (27.5%)
Blue70 (27.5%)
Hue180°
Saturation (HSL)19.66%
Lightness22.94%
Dominant channelGreen and Blue
Hex per channelR 2F · G 46 · B 46

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Every value on this page was computed from “2f4646” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.