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Recognised as Colour

#66FE7E

  • #66FE7E
  • Green
  • Light
  • Nearest: Spring green

#66FE7E is a green with RGB values 102, 254, 126 and HSL 129°, 99%, 70%. It is a light colour, so black text on it reaches 16:1 contrast (AAA for normal text). The nearest named colour is Spring green.

Colour values

#66FE7E#66FE7E
HEX#66FE7E
RGBrgb(102, 254, 126)
RGB (0–1)0.4, 0.9961, 0.4941
RGB percentages40%, 99.6%, 49.4%
HSLhsl(129.5, 98.7%, 69.8%)
HSV / HSBhsv(129.5, 59.8%, 99.6%)
CMYK59.8%, 0%, 50.4%, 0.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,749,822
CSS custom property--colour: #66FE7E;

Brightness & contrast

Relative luminance0.75215WCAG 2.x, 0 is black and 1 is white
Perceived brightness206.9 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.04:1
Contrast with white1.31:1WCAG normal text: Fail
Contrast with black16.04:1WCAG normal text: AAA
Greyscale equivalent#D4D4D4
Inverted#990181

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFE973no red cones; affects about 1% of men; ΔE 60.1 from the original
Deuteranopia#EEDC87no green cones; the most common form, about 1% of men; ΔE 60.9 from the original
Tritanopia#41F8E1no blue cones; rare, and affects men and women equally; ΔE 53.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.31:1WCAG large text: Fail
Contrast with black, large text16.04:1WCAG large text: AAA

Named colours

Spring green · ΔE 11.2Medium spring green · ΔE 17.4Pale green · ΔE 20.6Limegreen · ΔE 21Light green · ΔE 23.2Yellow green · ΔE 35.4
Nearest named CSS colourSpring green (#00FF7F)ΔE 11.21, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FE66E6
Analogous#9AFE66, #66FECA
Triadic#7E66FE, #FE7E66
Split complementary#CA66FE, #FE669A
Tetradic#669AFE, #FE66E6, #FECA66

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FEFFFE
Lighter +20%#CBFFD3
Lighter +10%#99FEA9
Darker −10%#33FE53
Darker −20%#02FC29
Darker −30%#01CA21
Darker −40%#019719
More saturated +25%#65FF7D
Less saturated −25%#79EB8B

Channel breakdown

R102
G254
B126
Red102 (40%)
Green254 (99.6%)
Blue126 (49.4%)
Hue129.47°
Saturation (HSL)98.7%
Lightness69.8%
Dominant channelGreen
Hex per channelR 66 · G FE · B 7E

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Every value on this page was computed from “66fe7e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.