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Recognised as Colour

#2F4E4E

  • #2F4E4E
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#2F4E4E is a cyan with RGB values 47, 78, 78 and HSL 180°, 25%, 25%. It is a dark colour, so white text on it reaches 9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2F4E4E#2F4E4E
HEX#2F4E4E
RGBrgb(47, 78, 78)
RGB (0–1)0.1843, 0.3059, 0.3059
RGB percentages18.4%, 30.6%, 30.6%
HSLhsl(180, 24.8%, 24.5%)
HSV / HSBhsv(180, 39.7%, 30.6%)
CMYK39.7%, 0%, 0%, 69.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,100,238
CSS custom property--colour: #2F4E4E;

Brightness & contrast

Relative luminance0.06603WCAG 2.x, 0 is black and 1 is white
Perceived brightness70.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.05:1
Contrast with white9.05:1WCAG normal text: AAA
Contrast with black2.32:1WCAG normal text: Fail
Greyscale equivalent#474747
Inverted#D0B1B1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4A4B4Eno red cones; affects about 1% of men; ΔE 11.8 from the original
Deuteranopia#44474Eno green cones; the most common form, about 1% of men; ΔE 11.9 from the original
Tritanopia#22504Eno blue cones; rare, and affects men and women equally; ΔE 4.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.05:1WCAG large text: AAA
Contrast with black, large text2.32:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 0.5Dim grey · ΔE 18.1Slate grey · ΔE 24.8Teal · ΔE 25.1Gray · ΔE 25.7Light slate grey · ΔE 27.7
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 0.49, indistinguishable to the eye
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4E2F2F
Analogous#2F4E3F, #2F3F4E
Triadic#4E2F4E, #4E4E2F
Split complementary#4E2F3F, #4E3F2F
Tetradic#3F2F4E, #4E2F2F, #3F4E2F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8EBBBB
Lighter +30%#6EA8A8
Lighter +20%#558E8E
Lighter +10%#426E6E
Darker −10%#1C2E2E
Darker −20%#090E0E
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1F5E5E
Less saturated −25%#3F3F3F

Channel breakdown

R47
G78
B78
Red47 (18.4%)
Green78 (30.6%)
Blue78 (30.6%)
Hue180°
Saturation (HSL)24.8%
Lightness24.51%
Dominant channelGreen and Blue
Hex per channelR 2F · G 4E · B 4E

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Every value on this page was computed from “2f4e4e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.