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Recognised as Colour

#66FB35

  • #66FB35
  • Green
  • Light
  • Nearest: Lawn green

#66FB35 is a green with RGB values 102, 251, 53 and HSL 105°, 96%, 60%. It is a light colour, so black text on it reaches 15.4:1 contrast (AAA for normal text). The nearest named colour is Lawn green.

Colour values

#66FB35#66FB35
HEX#66FB35
RGBrgb(102, 251, 53)
RGB (0–1)0.4, 0.9843, 0.2078
RGB percentages40%, 98.4%, 20.8%
HSLhsl(105.2, 96.1%, 59.6%)
HSV / HSBhsv(105.2, 78.9%, 98.4%)
CMYK59.4%, 0%, 78.9%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,748,981
CSS custom property--colour: #66FB35;

Brightness & contrast

Relative luminance0.72076WCAG 2.x, 0 is black and 1 is white
Perceived brightness201 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.42:1
Contrast with white1.36:1WCAG normal text: Fail
Contrast with black15.42:1WCAG normal text: AAA
Greyscale equivalent#CDCDCD
Inverted#9904CA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFE400no red cones; affects about 1% of men; ΔE 64.8 from the original
Deuteranopia#F0D84Dno green cones; the most common form, about 1% of men; ΔE 65.3 from the original
Tritanopia#53F3D7no blue cones; rare, and affects men and women equally; ΔE 78.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.36:1WCAG large text: Fail
Contrast with black, large text15.42:1WCAG large text: AAA

Named colours

Lawn green · ΔE 10Chartreuse · ΔE 10.9Lime · ΔE 16.3Green yellow · ΔE 20.5Limegreen · ΔE 21.5Spring green · ΔE 29.2
Nearest named CSS colourLawn green (#7CFC00)ΔE 10.04, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CA35FB
Analogous#C9FB35, #35FB67
Triadic#3566FB, #FB3566
Split complementary#6735FB, #FB35C9
Tetradic#35C9FB, #CA35FB, #FB6735

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FEFFFD
Lighter +30%#D8FECB
Lighter +20%#B2FD99
Lighter +10%#8CFC67
Darker −10%#41F805
Darker −20%#34C604
Darker −30%#279403
Darker −40%#1A6202
More saturated +25%#64FF31
Less saturated −25%#73E14F

Channel breakdown

R102
G251
B53
Red102 (40%)
Green251 (98.4%)
Blue53 (20.8%)
Hue105.15°
Saturation (HSL)96.12%
Lightness59.61%
Dominant channelGreen
Hex per channelR 66 · G FB · B 35

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Every value on this page was computed from “66fb35” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.