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Recognised as Colour

#66F74E

  • #66F74E
  • Green
  • Light
  • Nearest: Limegreen

#66F74E is a green with RGB values 102, 247, 78 and HSL 111°, 91%, 64%. It is a light colour, so black text on it reaches 15:1 contrast (AAA for normal text). The nearest named colour is Limegreen.

Colour values

#66F74E#66F74E
HEX#66F74E
RGBrgb(102, 247, 78)
RGB (0–1)0.4, 0.9686, 0.3059
RGB percentages40%, 96.9%, 30.6%
HSLhsl(111.5, 91.4%, 63.7%)
HSV / HSBhsv(111.5, 68.4%, 96.9%)
CMYK58.7%, 0%, 68.4%, 3.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,747,982
CSS custom property--colour: #66F74E;

Brightness & contrast

Relative luminance0.69896WCAG 2.x, 0 is black and 1 is white
Perceived brightness199 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 14.98:1
Contrast with white1.4:1WCAG normal text: Fail
Contrast with black14.98:1WCAG normal text: AAA
Greyscale equivalent#CCCCCC
Inverted#9908B1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FDE134no red cones; affects about 1% of men; ΔE 63.3 from the original
Deuteranopia#EBD55Eno green cones; the most common form, about 1% of men; ΔE 62.7 from the original
Tritanopia#51EFD5no blue cones; rare, and affects men and women equally; ΔE 69.5 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 text14.98:1WCAG large text: AAA

Named colours

Limegreen · ΔE 15.3Lawn green · ΔE 18.5Chartreuse · ΔE 19.5Spring green · ΔE 21.2Green yellow · ΔE 22.8Lime · ΔE 24.2
Nearest named CSS colourLimegreen (#32CD32)ΔE 15.3, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DF4EF7
Analogous#BBF74E, #4EF78A
Triadic#4E66F7, #F74E66
Split complementary#8A4EF7, #F74EBB
Tetradic#4EBBF7, #DF4EF7, #F78A4E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E5FEE0
Lighter +20%#BAFBB0
Lighter +10%#90F97F
Darker −10%#3CF51D
Darker −20%#27D50A
Darker −30%#1EA507
Darker −40%#157405
More saturated +25%#60FF46
Less saturated −25%#77E065

Channel breakdown

R102
G247
B78
Red102 (40%)
Green247 (96.9%)
Blue78 (30.6%)
Hue111.48°
Saturation (HSL)91.35%
Lightness63.73%
Dominant channelGreen
Hex per channelR 66 · G F7 · B 4E

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Every value on this page was computed from “66f74e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.