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Recognised as Colour

#166D19

  • #166D19
  • Green
  • Dark
  • Nearest: Dark green

#166D19 is a green with RGB values 22, 109, 25 and HSL 122°, 66%, 26%. It is a dark colour, so white text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Dark green.

Colour values

#166D19#166D19
HEX#166D19
RGBrgb(22, 109, 25)
RGB (0–1)0.0863, 0.4275, 0.098
RGB percentages8.6%, 42.7%, 9.8%
HSLhsl(122.1, 66.4%, 25.7%)
HSV / HSBhsv(122.1, 79.8%, 42.7%)
CMYK79.8%, 0%, 77.1%, 57.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,469,721
CSS custom property--colour: #166D19;

Brightness & contrast

Relative luminance0.11178WCAG 2.x, 0 is black and 1 is white
Perceived brightness84.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.49:1
Contrast with white6.49:1WCAG normal text: AA
Contrast with black3.24:1WCAG normal text: Fail
Greyscale equivalent#545454
Inverted#E992E6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6F6209no red cones; affects about 1% of men; ΔE 38.9 from the original
Deuteranopia#665B22no green cones; the most common form, about 1% of men; ΔE 39.1 from the original
Tritanopia#006A5Dno blue cones; rare, and affects men and women equally; ΔE 39.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.49:1WCAG large text: AAA
Contrast with black, large text3.24:1WCAG large text: AA

Named colours

Dark green · ΔE 5.8Forest green · ΔE 15.1Green · ΔE 16.9Sea green · ΔE 21.2Olivedrab · ΔE 23.6Dark olivegreen · ΔE 24.4
Nearest named CSS colourDark green (#006400)ΔE 5.8, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6D166A
Analogous#3E6D16, #166D45
Triadic#19166D, #6D1916
Split complementary#44166D, #6D163F
Tetradic#163E6D, #6D166A, #6D4516

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6DE271
Lighter +30%#43D948
Lighter +20%#27C22C
Lighter +10%#1F9723
Darker −10%#0D430F
Darker −20%#051806
Darker −30%#000000
Darker −40%#000000
More saturated +25%#067D0A
Less saturated −25%#265D28

Channel breakdown

R22
G109
B25
Red22 (8.6%)
Green109 (42.7%)
Blue25 (9.8%)
Hue122.07°
Saturation (HSL)66.41%
Lightness25.69%
Dominant channelGreen
Hex per channelR 16 · G 6D · B 19

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Every value on this page was computed from “166d19” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.