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Colour

#47545A

  • #47545A
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#47545A is a cyan with RGB values 71, 84, 90 and HSL 199°, 12%, 32%. It is a dark colour, so white text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#47545A#47545A
HEX#47545A
RGBrgb(71, 84, 90)
RGB (0–1)0.2784, 0.3294, 0.3529
RGB percentages27.8%, 32.9%, 35.3%
HSLhsl(198.9, 11.8%, 31.6%)
HSV / HSBhsv(198.9, 21.1%, 35.3%)
CMYK21.1%, 6.7%, 0%, 64.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,674,650
CSS custom property--colour: #47545A;

Brightness & contrast

Relative luminance0.08418WCAG 2.x, 0 is black and 1 is white
Perceived brightness81.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.83:1
Contrast with white7.83:1WCAG normal text: AAA
Contrast with black2.68:1WCAG normal text: Fail
Greyscale equivalent#525252
Inverted#B8ABA5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#51535Ano red cones; affects about 1% of men; ΔE 4.5 from the original
Deuteranopia#4E515Ano green cones; the most common form, about 1% of men; ΔE 4.5 from the original
Tritanopia#425656no 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 text7.83:1WCAG large text: AAA
Contrast with black, large text2.68:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 9Dim grey · ΔE 11.5Slate grey · ΔE 18.8Gray · ΔE 19.8Light slate grey · ΔE 21.9Teal · ΔE 28.8
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 9, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5A4D47
Analogous#475A57, #474B5A
Triadic#5A4754, #545A47
Split complementary#5A474B, #5A5747
Tetradic#56475A, #5A4D47, #4B5A47

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AEBABF
Lighter +30%#91A1A9
Lighter +20%#758992
Lighter +10%#5D6F77
Darker −10%#31393D
Darker −20%#1A1F21
Darker −30%#040404
Darker −40%#000000
More saturated +25%#335B6E
Less saturated −25%#515151

Channel breakdown

R71
G84
B90
Red71 (27.8%)
Green84 (32.9%)
Blue90 (35.3%)
Hue198.95°
Saturation (HSL)11.8%
Lightness31.57%
Dominant channelBlue
Hex per channelR 47 · G 54 · B 5A

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Every value on this page was computed from “47545a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.