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Recognised as Colour

#182F2E

  • #182F2E
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#182F2E is a cyan with RGB values 24, 47, 46 and HSL 177°, 32%, 14%. It is a dark colour, so white text on it reaches 14.1:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#182F2E#182F2E
HEX#182F2E
RGBrgb(24, 47, 46)
RGB (0–1)0.0941, 0.1843, 0.1804
RGB percentages9.4%, 18.4%, 18%
HSLhsl(177.4, 32.4%, 13.9%)
HSV / HSBhsv(177.4, 48.9%, 18.4%)
CMYK48.9%, 0%, 2.1%, 81.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,584,942
CSS custom property--colour: #182F2E;

Brightness & contrast

Relative luminance0.02424WCAG 2.x, 0 is black and 1 is white
Perceived brightness41.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.14:1
Contrast with white14.14:1WCAG normal text: AAA
Contrast with black1.48:1WCAG normal text: Fail
Greyscale equivalent#2A2A2A
Inverted#E7D0D1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2D2D2Eno red cones; affects about 1% of men; ΔE 9.8 from the original
Deuteranopia#282A2Eno green cones; the most common form, about 1% of men; ΔE 9.5 from the original
Tritanopia#0E302Fno 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 text14.14:1WCAG large text: AAA
Contrast with black, large text1.48:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 14Black · ΔE 20Dim grey · ΔE 28.5Teal · ΔE 36.9Slate grey · ΔE 37Gray · ΔE 37.3
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 13.97, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2F1819
Analogous#182F23, #18252F
Triadic#2E182F, #2F2E18
Split complementary#2F1825, #2F2218
Tetradic#22182F, #2F1819, #252F18

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#63B0AC
Lighter +30%#4C9491
Lighter +20%#3A7370
Lighter +10%#29514F
Darker −10%#070D0D
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0F3836
Less saturated −25%#212626

Channel breakdown

R24
G47
B46
Red24 (9.4%)
Green47 (18.4%)
Blue46 (18%)
Hue177.39°
Saturation (HSL)32.39%
Lightness13.92%
Dominant channelGreen
Hex per channelR 18 · G 2F · B 2E

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Every value on this page was computed from “182f2e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.