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Recognised as Colour

#37873A

  • #37873A
  • Green
  • Dark
  • Nearest: Sea green

#37873A is a green with RGB values 55, 135, 58 and HSL 122°, 42%, 37%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Sea green.

Colour values

#37873A#37873A
HEX#37873A
RGBrgb(55, 135, 58)
RGB (0–1)0.2157, 0.5294, 0.2275
RGB percentages21.6%, 52.9%, 22.7%
HSLhsl(122.3, 42.1%, 37.3%)
HSV / HSBhsv(122.3, 59.3%, 52.9%)
CMYK59.3%, 0%, 57%, 47.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,639,098
CSS custom property--colour: #37873A;

Brightness & contrast

Relative luminance0.18446WCAG 2.x, 0 is black and 1 is white
Perceived brightness109.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.69:1
Contrast with white4.48:1WCAG normal text: Fail
Contrast with black4.69:1WCAG normal text: AA
Greyscale equivalent#707070
Inverted#C878C5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8A7B33no red cones; affects about 1% of men; ΔE 38.1 from the original
Deuteranopia#7F7440no green cones; the most common form, about 1% of men; ΔE 37.8 from the original
Tritanopia#298376no blue cones; rare, and affects men and women equally; ΔE 36.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.48:1WCAG large text: AA
Contrast with black, large text4.69:1WCAG large text: AAA

Named colours

Sea green · ΔE 13.9Forest green · ΔE 14.2Dark green · ΔE 16.2Medium seagreen · ΔE 19.4Green · ΔE 19.7Olivedrab · ΔE 20.9
Nearest named CSS colourSea green (#2E8B57)ΔE 13.88, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#873784
Analogous#5C8737, #378762
Triadic#3A3787, #873A37
Split complementary#623787, #87375C
Tetradic#375C87, #873784, #876237

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ADDDAE
Lighter +30%#88CF8B
Lighter +20%#64C068
Lighter +10%#46AB4A
Darker −10%#28632A
Darker −20%#193F1B
Darker −30%#0B1A0B
Darker −40%#000000
More saturated +25%#1F9F24
Less saturated −25%#4F6F50

Channel breakdown

R55
G135
B58
Red55 (21.6%)
Green135 (52.9%)
Blue58 (22.7%)
Hue122.25°
Saturation (HSL)42.11%
Lightness37.25%
Dominant channelGreen
Hex per channelR 37 · G 87 · B 3A

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Every value on this page was computed from “37873a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.