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Recognised as Colour

#3FFFA1

  • #3FFFA1
  • Cyan
  • Light
  • Nearest: Medium spring green

#3FFFA1 is a cyan with RGB values 63, 255, 161 and HSL 151°, 100%, 62%. 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

#3FFFA1#3FFFA1
HEX#3FFFA1
RGBrgb(63, 255, 161)
RGB (0–1)0.2471, 1, 0.6314
RGB percentages24.7%, 100%, 63.1%
HSLhsl(150.6, 100%, 62.4%)
HSV / HSBhsv(150.6, 75.3%, 100%)
CMYK75.3%, 0%, 36.9%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,194,209
CSS custom property--colour: #3FFFA1;

Brightness & contrast

Relative luminance0.7515WCAG 2.x, 0 is black and 1 is white
Perceived brightness205.7 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.03:1
Contrast with white1.31:1WCAG normal text: Fail
Contrast with black16.03:1WCAG normal text: AAA
Greyscale equivalent#CFCFCF
Inverted#C0005E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FEEB9Bno red cones; affects about 1% of men; ΔE 63.3 from the original
Deuteranopia#E7DAA7no green cones; the most common form, about 1% of men; ΔE 64.1 from the original
Tritanopia#00FDE7no blue cones; rare, and affects men and women equally; ΔE 37.8 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 text16.03:1WCAG large text: AAA

Named colours

Medium spring green · ΔE 4.2Spring green · ΔE 18.1Pale green · ΔE 20Light green · ΔE 21.6Aquamarine · ΔE 31Medium seagreen · ΔE 31.6
Nearest named CSS colourMedium spring green (#00FA9A)ΔE 4.22, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF3F9D
Analogous#3FFF41, #3FFDFF
Triadic#A13FFF, #FFA13F
Split complementary#FF3FFD, #FF413F
Tetradic#413FFF, #FF3F9D, #FDFF3F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D8FFEC
Lighter +20%#A5FFD3
Lighter +10%#72FFBA
Darker −10%#0CFF88
Darker −20%#00D86E
Darker −30%#00A554
Darker −40%#00723A
More saturated +25%#3FFFA1
Less saturated −25%#57E7A1

Channel breakdown

R63
G255
B161
Red63 (24.7%)
Green255 (100%)
Blue161 (63.1%)
Hue150.63°
Saturation (HSL)100%
Lightness62.35%
Dominant channelGreen
Hex per channelR 3F · G FF · B A1

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Every value on this page was computed from “3fffa1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.