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Recognised as Colour

#3FD9D7

  • #3FD9D7
  • Cyan
  • Light
  • Nearest: Medium turquoise

#3FD9D7 is a cyan with RGB values 63, 217, 215 and HSL 179°, 67%, 55%. It is a light colour, so black text on it reaches 12.1:1 contrast (AAA for normal text). The nearest named colour is Medium turquoise.

Colour values

#3FD9D7#3FD9D7
HEX#3FD9D7
RGBrgb(63, 217, 215)
RGB (0–1)0.2471, 0.851, 0.8431
RGB percentages24.7%, 85.1%, 84.3%
HSLhsl(179.2, 67%, 54.9%)
HSV / HSBhsv(179.2, 71%, 85.1%)
CMYK71%, 0%, 0.9%, 14.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,184,535
CSS custom property--colour: #3FD9D7;

Brightness & contrast

Relative luminance0.55589WCAG 2.x, 0 is black and 1 is white
Perceived brightness184.7 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.12:1
Contrast with white1.73:1WCAG normal text: Fail
Contrast with black12.12:1WCAG normal text: AAA
Greyscale equivalent#B8B8B8
Inverted#C02628

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#CBCED7no red cones; affects about 1% of men; ΔE 40.4 from the original
Deuteranopia#B5BED8no green cones; the most common form, about 1% of men; ΔE 41.6 from the original
Tritanopia#00E0D8no blue cones; rare, and affects men and women equally; ΔE 7.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.73:1WCAG large text: Fail
Contrast with black, large text12.12:1WCAG large text: AAA

Named colours

Medium turquoise · ΔE 3.8Dark turquoise · ΔE 5.1Turquoise · ΔE 8.4Light seagreen · ΔE 14.3Aqua · ΔE 15.2Cyan · ΔE 15.2
Nearest named CSS colourMedium turquoise (#48D1CC)ΔE 3.79, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D93F41
Analogous#3FD98A, #3F8ED9
Triadic#D73FD9, #D9D73F
Split complementary#D93F8E, #D98A3F
Tetradic#8A3FD9, #D93F41, #8ED93F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E9FBFA
Lighter +30%#BFF2F2
Lighter +20%#94EAE9
Lighter +10%#6AE1E0
Darker −10%#26BFBD
Darker −20%#1D9593
Darker −30%#156A69
Darker −40%#0D3F3F
More saturated +25%#22F6F3
Less saturated −25%#5CBCBB

Channel breakdown

R63
G217
B215
Red63 (24.7%)
Green217 (85.1%)
Blue215 (84.3%)
Hue179.22°
Saturation (HSL)66.96%
Lightness54.9%
Dominant channelGreen
Hex per channelR 3F · G D9 · B D7

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Every value on this page was computed from “3fd9d7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.