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Recognised as Colour

#39D3D7

  • #39D3D7
  • Cyan
  • Light
  • Nearest: Dark turquoise

#39D3D7 is a cyan with RGB values 57, 211, 215 and HSL 182°, 66%, 53%. It is a light colour, so black text on it reaches 11.5:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#39D3D7#39D3D7
HEX#39D3D7
RGBrgb(57, 211, 215)
RGB (0–1)0.2235, 0.8275, 0.8431
RGB percentages22.4%, 82.7%, 84.3%
HSLhsl(181.5, 66.4%, 53.3%)
HSV / HSBhsv(181.5, 73.5%, 84.3%)
CMYK73.5%, 1.9%, 0%, 15.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,789,783
CSS custom property--colour: #39D3D7;

Brightness & contrast

Relative luminance0.52365WCAG 2.x, 0 is black and 1 is white
Perceived brightness179.9 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.47:1
Contrast with white1.83:1WCAG normal text: Fail
Contrast with black11.47:1WCAG normal text: AAA
Greyscale equivalent#B3B3B3
Inverted#C62C28

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C4C9D8no red cones; affects about 1% of men; ΔE 38.8 from the original
Deuteranopia#AEB8D8no green cones; the most common form, about 1% of men; ΔE 40.6 from the original
Tritanopia#00DAD4no blue cones; rare, and affects men and women equally; ΔE 8.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.83:1WCAG large text: Fail
Contrast with black, large text11.47:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 3.7Medium turquoise · ΔE 5.1Turquoise · ΔE 12.3Light seagreen · ΔE 13.7Aqua · ΔE 17.5Cyan · ΔE 17.5
Nearest named CSS colourDark turquoise (#00CED1)ΔE 3.66, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D73D39
Analogous#39D78C, #3984D7
Triadic#D739D3, #D3D739
Split complementary#D73984, #D78C39
Tetradic#8C39D7, #D73D39, #84D739

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E3F9F9
Lighter +30%#B8EFF1
Lighter +20%#8EE6E8
Lighter +10%#63DCE0
Darker −10%#25B4B8
Darker −20%#1D8B8D
Darker −30%#146163
Darker −40%#0B3739
More saturated +25%#1BEFF5
Less saturated −25%#57B7B9

Channel breakdown

R57
G211
B215
Red57 (22.4%)
Green211 (82.7%)
Blue215 (84.3%)
Hue181.52°
Saturation (HSL)66.39%
Lightness53.33%
Dominant channelBlue
Hex per channelR 39 · G D3 · B D7

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Every value on this page was computed from “39d3d7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.