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Recognised as Colour

#2F5643

  • #2F5643
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#2F5643 is a cyan with RGB values 47, 86, 67 and HSL 151°, 29%, 26%. It is a dark colour, so white text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2F5643#2F5643
HEX#2F5643
RGBrgb(47, 86, 67)
RGB (0–1)0.1843, 0.3373, 0.2627
RGB percentages18.4%, 33.7%, 26.3%
HSLhsl(150.8, 29.3%, 26.1%)
HSV / HSBhsv(150.8, 45.3%, 33.7%)
CMYK45.3%, 0%, 22.1%, 66.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,102,275
CSS custom property--colour: #2F5643;

Brightness & contrast

Relative luminance0.07665WCAG 2.x, 0 is black and 1 is white
Perceived brightness74.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.29:1
Contrast with white8.29:1WCAG normal text: AAA
Contrast with black2.53:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#D0A9BC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#555142no red cones; affects about 1% of men; ΔE 17.9 from the original
Deuteranopia#4F4C44no green cones; the most common form, about 1% of men; ΔE 18.6 from the original
Tritanopia#255651no blue cones; rare, and affects men and women equally; ΔE 9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.29:1WCAG large text: AAA
Contrast with black, large text2.53:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 12.9Dim grey · ΔE 22.9Teal · ΔE 23.6Dark olivegreen · ΔE 25.4Dark cyan · ΔE 27.3Gray · ΔE 28.5
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 12.87, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#562F42
Analogous#2F5630, #2F5656
Triadic#432F56, #56432F
Split complementary#562F56, #56302F
Tetradic#2F2F56, #562F42, #56562F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8FC2A9
Lighter +30%#6EB090
Lighter +20%#539876
Lighter +10%#41775D
Darker −10%#1D3529
Darker −20%#0B1410
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1E6743
Less saturated −25%#404543

Channel breakdown

R47
G86
B67
Red47 (18.4%)
Green86 (33.7%)
Blue67 (26.3%)
Hue150.77°
Saturation (HSL)29.32%
Lightness26.08%
Dominant channelGreen
Hex per channelR 2F · G 56 · B 43

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Every value on this page was computed from “2f5643” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.