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Recognised as Colour

#3FF979

  • #3FF979
  • Green
  • Light
  • Nearest: Spring green

#3FF979 is a green with RGB values 63, 249, 121 and HSL 139°, 94%, 61%. It is a light colour, so black text on it reaches 15:1 contrast (AAA for normal text). The nearest named colour is Spring green.

Colour values

#3FF979#3FF979
HEX#3FF979
RGBrgb(63, 249, 121)
RGB (0–1)0.2471, 0.9765, 0.4745
RGB percentages24.7%, 97.6%, 47.5%
HSLhsl(138.7, 93.9%, 61.2%)
HSV / HSBhsv(138.7, 74.7%, 97.6%)
CMYK74.7%, 0%, 51.4%, 2.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,192,633
CSS custom property--colour: #3FF979;

Brightness & contrast

Relative luminance0.70189WCAG 2.x, 0 is black and 1 is white
Perceived brightness198.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.04:1
Contrast with white1.4:1WCAG normal text: Fail
Contrast with black15.04:1WCAG normal text: AAA
Greyscale equivalent#C8C8C8
Inverted#C00686

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FBE36Eno red cones; affects about 1% of men; ΔE 66.8 from the original
Deuteranopia#E6D483no green cones; the most common form, about 1% of men; ΔE 67.2 from the original
Tritanopia#00F4DCno blue cones; rare, and affects men and women equally; ΔE 53.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.4:1WCAG large text: Fail
Contrast with black, large text15.04:1WCAG large text: AAA

Named colours

Spring green · ΔE 5.6Medium spring green · ΔE 15.8Limegreen · ΔE 20.1Pale green · ΔE 25.5Light green · ΔE 27.7Lawn green · ΔE 36.9
Nearest named CSS colourSpring green (#00FF7F)ΔE 5.6, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F93FBF
Analogous#62F93F, #3FF9D6
Triadic#793FF9, #F9793F
Split complementary#D63FF9, #F93F62
Tetradic#3F62F9, #F93FBF, #F9D63F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D3FEE1
Lighter +20%#A2FCBE
Lighter +10%#70FB9C
Darker −10%#0EF756
Darker −20%#06CC44
Darker −30%#059A33
Darker −40%#036923
More saturated +25%#39FF77
Less saturated −25%#58E082

Channel breakdown

R63
G249
B121
Red63 (24.7%)
Green249 (97.6%)
Blue121 (47.5%)
Hue138.71°
Saturation (HSL)93.94%
Lightness61.18%
Dominant channelGreen
Hex per channelR 3F · G F9 · B 79

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Every value on this page was computed from “3ff979” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.