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Colour

#66FB77

  • #66FB77
  • Green
  • Light
  • Nearest: Spring green

#66FB77 is a green with RGB values 102, 251, 119 and HSL 127°, 95%, 69%. It is a light colour, so black text on it reaches 15.6:1 contrast (AAA for normal text). The nearest named colour is Spring green.

Colour values

#66FB77#66FB77
HEX#66FB77
RGBrgb(102, 251, 119)
RGB (0–1)0.4, 0.9843, 0.4667
RGB percentages40%, 98.4%, 46.7%
HSLhsl(126.8, 94.9%, 69.2%)
HSV / HSBhsv(126.8, 59.4%, 98.4%)
CMYK59.4%, 0%, 52.6%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,749,047
CSS custom property--colour: #66FB77;

Brightness & contrast

Relative luminance0.73151WCAG 2.x, 0 is black and 1 is white
Perceived brightness204.2 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.63:1
Contrast with white1.34:1WCAG normal text: Fail
Contrast with black15.63:1WCAG normal text: AAA
Greyscale equivalent#D2D2D2
Inverted#990488

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFE66Bno red cones; affects about 1% of men; ΔE 60.9 from the original
Deuteranopia#ECD981no green cones; the most common form, about 1% of men; ΔE 60.9 from the original
Tritanopia#45F5DDno blue cones; rare, and affects men and women equally; ΔE 54.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.34:1WCAG large text: Fail
Contrast with black, large text15.63:1WCAG large text: AAA

Named colours

Spring green · ΔE 11.9Limegreen · ΔE 19Medium spring green · ΔE 19.3Pale green · ΔE 21.6Light green · ΔE 24.1Green yellow · ΔE 33.7
Nearest named CSS colourSpring green (#00FF7F)ΔE 11.85, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FB66EA
Analogous#A0FB66, #66FBC1
Triadic#7766FB, #FB7766
Split complementary#C166FB, #FB66A0
Tetradic#66A0FB, #FB66EA, #FBC166

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FBFFFC
Lighter +20%#C9FECF
Lighter +10%#98FCA3
Darker −10%#34FA4B
Darker −20%#06F522
Darker −30%#05C31B
Darker −40%#049114
More saturated +25%#62FF74
Less saturated −25%#7AE786

Channel breakdown

R102
G251
B119
Red102 (40%)
Green251 (98.4%)
Blue119 (46.7%)
Hue126.85°
Saturation (HSL)94.9%
Lightness69.22%
Dominant channelGreen
Hex per channelR 66 · G FB · B 77

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Every value on this page was computed from “66fb77” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.