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Recognised as Colour

#66FBAB

  • #66FBAB
  • Green
  • Light
  • Nearest: Medium spring green

#66FBAB is a green with RGB values 102, 251, 171 and HSL 148°, 95%, 69%. It is a light colour, so black text on it reaches 16:1 contrast (AAA for normal text). The nearest named colour is Medium spring green.

Colour values

#66FBAB#66FBAB
HEX#66FBAB
RGBrgb(102, 251, 171)
RGB (0–1)0.4, 0.9843, 0.6706
RGB percentages40%, 98.4%, 67.1%
HSLhsl(147.8, 94.9%, 69.2%)
HSV / HSBhsv(147.8, 59.4%, 98.4%)
CMYK59.4%, 0%, 31.9%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,749,099
CSS custom property--colour: #66FBAB;

Brightness & contrast

Relative luminance0.74759WCAG 2.x, 0 is black and 1 is white
Perceived brightness208.4 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.95:1
Contrast with white1.32:1WCAG normal text: Fail
Contrast with black15.95:1WCAG normal text: AAA
Greyscale equivalent#D6D6D6
Inverted#990454

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FAE9A6no red cones; affects about 1% of men; ΔE 54.3 from the original
Deuteranopia#E5DBB0no green cones; the most common form, about 1% of men; ΔE 54.4 from the original
Tritanopia#27F9E6no blue cones; rare, and affects men and women equally; ΔE 31.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.32:1WCAG large text: Fail
Contrast with black, large text15.95:1WCAG large text: AAA

Named colours

Medium spring green · ΔE 14.5Pale green · ΔE 15Light green · ΔE 15.4Aquamarine · ΔE 21Medium seagreen · ΔE 25.9Spring green · ΔE 28.1
Nearest named CSS colourMedium spring green (#00FA9A)ΔE 14.51, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FB66B6
Analogous#6BFB66, #66FBF6
Triadic#AB66FB, #FBAB66
Split complementary#F666FB, #FB666B
Tetradic#666BFB, #FB66B6, #FBF666

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FBFFFD
Lighter +20%#C9FEE2
Lighter +10%#98FCC6
Darker −10%#34FA90
Darker −20%#06F575
Darker −30%#05C35D
Darker −40%#049145
More saturated +25%#62FFAB
Less saturated −25%#7AE7AC

Channel breakdown

R102
G251
B171
Red102 (40%)
Green251 (98.4%)
Blue171 (67.1%)
Hue147.79°
Saturation (HSL)94.9%
Lightness69.22%
Dominant channelGreen
Hex per channelR 66 · G FB · B AB

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