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Recognised as Colour

#37833A

  • #37833A
  • Green
  • Dark
  • Nearest: Sea green

#37833A is a green with RGB values 55, 131, 58 and HSL 122°, 41%, 36%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Sea green.

Colour values

#37833A#37833A
HEX#37833A
RGBrgb(55, 131, 58)
RGB (0–1)0.2157, 0.5137, 0.2275
RGB percentages21.6%, 51.4%, 22.7%
HSLhsl(122.4, 40.9%, 36.5%)
HSV / HSBhsv(122.4, 58%, 51.4%)
CMYK58%, 0%, 55.7%, 48.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,638,074
CSS custom property--colour: #37833A;

Brightness & contrast

Relative luminance0.1735WCAG 2.x, 0 is black and 1 is white
Perceived brightness106.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.7:1
Contrast with white4.7:1WCAG normal text: AA
Contrast with black4.47:1WCAG normal text: Fail
Greyscale equivalent#6E6E6E
Inverted#C87CC5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#857833no red cones; affects about 1% of men; ΔE 35.9 from the original
Deuteranopia#7B713Fno green cones; the most common form, about 1% of men; ΔE 35.9 from the original
Tritanopia#2A8073no blue cones; rare, and affects men and women equally; ΔE 34.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.7:1WCAG large text: AAA
Contrast with black, large text4.47:1WCAG large text: AA

Named colours

Sea green · ΔE 12.5Dark green · ΔE 16.3Forest green · ΔE 16.5Medium seagreen · ΔE 20.4Dark olivegreen · ΔE 21.5Olivedrab · ΔE 21.5
Nearest named CSS colourSea green (#2E8B57)ΔE 12.48, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#833780
Analogous#5A8337, #378360
Triadic#3A3783, #833A37
Split complementary#603783, #83375A
Tetradic#375A83, #833780, #836037

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AADCAC
Lighter +30%#87CC89
Lighter +20%#63BD66
Lighter +10%#46A74A
Darker −10%#285F2A
Darker −20%#193B1A
Darker −30%#0A170A
Darker −40%#000000
More saturated +25%#209A25
Less saturated −25%#4E6C4F

Channel breakdown

R55
G131
B58
Red55 (21.6%)
Green131 (51.4%)
Blue58 (22.7%)
Hue122.37°
Saturation (HSL)40.86%
Lightness36.47%
Dominant channelGreen
Hex per channelR 37 · G 83 · B 3A

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Every value on this page was computed from “37833a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.