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Recognised as Colour

#308E4F

  • #308E4F
  • Green
  • Dark
  • Nearest: Sea green

#308E4F is a green with RGB values 48, 142, 79 and HSL 140°, 49%, 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

#308E4F#308E4F
HEX#308E4F
RGBrgb(48, 142, 79)
RGB (0–1)0.1882, 0.5569, 0.3098
RGB percentages18.8%, 55.7%, 31%
HSLhsl(139.8, 49.5%, 37.3%)
HSV / HSBhsv(139.8, 66.2%, 55.7%)
CMYK66.2%, 0%, 44.4%, 44.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,182,159
CSS custom property--colour: #308E4F;

Brightness & contrast

Relative luminance0.20539WCAG 2.x, 0 is black and 1 is white
Perceived brightness115.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.11:1
Contrast with white4.11:1WCAG normal text: Fail
Contrast with black5.11:1WCAG normal text: AA
Greyscale equivalent#757575
Inverted#CF71B0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8F824Ano red cones; affects about 1% of men; ΔE 39.5 from the original
Deuteranopia#837A53no green cones; the most common form, about 1% of men; ΔE 39.4 from the original
Tritanopia#088C7Fno blue cones; rare, and affects men and women equally; ΔE 28.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.11:1WCAG large text: AA
Contrast with black, large text5.11:1WCAG large text: AAA

Named colours

Sea green · ΔE 6.2Medium seagreen · ΔE 14.3Forest green · ΔE 20.8Dark green · ΔE 23Dark olivegreen · ΔE 25.9Green · ΔE 26.8
Nearest named CSS colourSea green (#2E8B57)ΔE 6.16, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8E306F
Analogous#408E30, #308E7E
Triadic#4F308E, #8E4F30
Split complementary#7E308E, #8E3040
Tetradic#30408E, #8E306F, #8E7E30

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A8E2BB
Lighter +30%#82D59D
Lighter +20%#5CC880
Lighter +10%#3DB464
Darker −10%#23683A
Darker −20%#164225
Darker −30%#091C0F
Darker −40%#000000
More saturated +25%#18A647
Less saturated −25%#487657

Channel breakdown

R48
G142
B79
Red48 (18.8%)
Green142 (55.7%)
Blue79 (31%)
Hue139.79°
Saturation (HSL)49.47%
Lightness37.25%
Dominant channelGreen
Hex per channelR 30 · G 8E · B 4F

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Every value on this page was computed from “308e4f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.