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Recognised as Colour

#308F47

  • #308F47
  • Green
  • Dark
  • Nearest: Sea green

#308F47 is a green with RGB values 48, 143, 71 and HSL 135°, 50%, 37%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Sea green.

Colour values

#308F47#308F47
HEX#308F47
RGBrgb(48, 143, 71)
RGB (0–1)0.1882, 0.5608, 0.2784
RGB percentages18.8%, 56.1%, 27.8%
HSLhsl(134.5, 49.7%, 37.5%)
HSV / HSBhsv(134.5, 66.4%, 56.1%)
CMYK66.4%, 0%, 50.3%, 43.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,182,407
CSS custom property--colour: #308F47;

Brightness & contrast

Relative luminance0.20728WCAG 2.x, 0 is black and 1 is white
Perceived brightness115.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.15:1
Contrast with white4.08:1WCAG normal text: Fail
Contrast with black5.15:1WCAG normal text: AA
Greyscale equivalent#767676
Inverted#CF70B8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#908341no red cones; affects about 1% of men; ΔE 40.4 from the original
Deuteranopia#857A4Cno green cones; the most common form, about 1% of men; ΔE 41.2 from the original
Tritanopia#0F8C7Eno blue cones; rare, and affects men and women equally; ΔE 33 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.08:1WCAG large text: AA
Contrast with black, large text5.15:1WCAG large text: AAA

Named colours

Sea green · ΔE 11Medium seagreen · ΔE 14.6Forest green · ΔE 16Dark green · ΔE 20.2Green · ΔE 22.1Olivedrab · ΔE 25
Nearest named CSS colourSea green (#2E8B57)ΔE 11.03, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8F3078
Analogous#498F30, #308F76
Triadic#47308F, #8F4730
Split complementary#76308F, #8F3049
Tetradic#30498F, #8F3078, #8F7630

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A9E2B7
Lighter +30%#83D597
Lighter +20%#5DC877
Lighter +10%#3DB55A
Darker −10%#236934
Darker −20%#164321
Darker −30%#0A1C0E
Darker −40%#000000
More saturated +25%#18A73B
Less saturated −25%#487753

Channel breakdown

R48
G143
B71
Red48 (18.8%)
Green143 (56.1%)
Blue71 (27.8%)
Hue134.53°
Saturation (HSL)49.74%
Lightness37.45%
Dominant channelGreen
Hex per channelR 30 · G 8F · B 47

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Every value on this page was computed from “308f47” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.