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Recognised as Colour

#566A51

  • #566A51
  • Green
  • Dark
  • Nearest: Dim grey

#566A51 is a green with RGB values 86, 106, 81 and HSL 108°, 13%, 37%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Dim grey.

Colour values

#566A51#566A51
HEX#566A51
RGBrgb(86, 106, 81)
RGB (0–1)0.3373, 0.4157, 0.3176
RGB percentages33.7%, 41.6%, 31.8%
HSLhsl(108, 13.4%, 36.7%)
HSV / HSBhsv(108, 23.6%, 41.6%)
CMYK18.9%, 0%, 23.6%, 58.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,663,313
CSS custom property--colour: #566A51;

Brightness & contrast

Relative luminance0.12881WCAG 2.x, 0 is black and 1 is white
Perceived brightness97.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.87:1
Contrast with white5.87:1WCAG normal text: AA
Contrast with black3.58:1WCAG normal text: Fail
Greyscale equivalent#646464
Inverted#A995AE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6C6650no red cones; affects about 1% of men; ΔE 11.4 from the original
Deuteranopia#686452no green cones; the most common form, about 1% of men; ΔE 11.1 from the original
Tritanopia#556863no blue cones; rare, and affects men and women equally; ΔE 12.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.87:1WCAG large text: AAA
Contrast with black, large text3.58:1WCAG large text: AA

Named colours

Dim grey · ΔE 17.4Dark slate grey · ΔE 19.1Dark olivegreen · ΔE 19.9Gray · ΔE 20.5Teal · ΔE 26.4Slate grey · ΔE 26.7
Nearest named CSS colourDim grey (#696969)ΔE 17.37, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#65516A
Analogous#636A51, #516A59
Triadic#51566A, #6A5156
Split complementary#59516A, #6A5163
Tetradic#51636A, #65516A, #6A5951

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BFCBBC
Lighter +30%#A3B59F
Lighter +20%#889F82
Lighter +10%#6D8767
Darker −10%#3F4D3B
Darker −20%#273025
Darker −30%#10130F
Darker −40%#000000
More saturated +25%#48813A
Less saturated −25%#5E5E5E

Channel breakdown

R86
G106
B81
Red86 (33.7%)
Green106 (41.6%)
Blue81 (31.8%)
Hue108°
Saturation (HSL)13.37%
Lightness36.67%
Dominant channelGreen
Hex per channelR 56 · G 6A · B 51

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Every value on this page was computed from “566a51” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.