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Recognised as Colour

#556D55

  • #556D55
  • Green
  • Dark
  • Nearest: Dim grey

#556D55 is a green with RGB values 85, 109, 85 and HSL 120°, 12%, 38%. It is a dark colour, so white text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Dim grey.

Colour values

#556D55#556D55
HEX#556D55
RGBrgb(85, 109, 85)
RGB (0–1)0.3333, 0.4275, 0.3333
RGB percentages33.3%, 42.7%, 33.3%
HSLhsl(120, 12.4%, 38%)
HSV / HSBhsv(120, 22%, 42.7%)
CMYK22%, 0%, 22%, 57.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,598,549
CSS custom property--colour: #556D55;

Brightness & contrast

Relative luminance0.13524WCAG 2.x, 0 is black and 1 is white
Perceived brightness99.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.67:1
Contrast with white5.67:1WCAG normal text: AA
Contrast with black3.7:1WCAG normal text: Fail
Greyscale equivalent#666666
Inverted#AA92AA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6E6854no red cones; affects about 1% of men; ΔE 12.9 from the original
Deuteranopia#6A6656no green cones; the most common form, about 1% of men; ΔE 12.7 from the original
Tritanopia#536C66no blue cones; rare, and affects men and women equally; ΔE 10.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.67:1WCAG large text: AAA
Contrast with black, large text3.7:1WCAG large text: AA

Named colours

Dim grey · ΔE 17.6Dark slate grey · ΔE 19Gray · ΔE 20.3Dark olivegreen · ΔE 20.6Teal · ΔE 24.6Cadetblue · ΔE 25.8
Nearest named CSS colourDim grey (#696969)ΔE 17.61, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6D556D
Analogous#616D55, #556D61
Triadic#55556D, #6D5555
Split complementary#61556D, #6D5561
Tetradic#55616D, #6D556D, #6D6155

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C0CEC0
Lighter +30%#A3B8A3
Lighter +20%#87A187
Lighter +10%#6B8A6B
Darker −10%#3F503F
Darker −20%#283428
Darker −30%#121712
Darker −40%#000000
More saturated +25%#3D853D
Less saturated −25%#616161

Channel breakdown

R85
G109
B85
Red85 (33.3%)
Green109 (42.7%)
Blue85 (33.3%)
Hue120°
Saturation (HSL)12.37%
Lightness38.04%
Dominant channelGreen
Hex per channelR 55 · G 6D · B 55

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Every value on this page was computed from “556d55” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.