Recognised as Colour

#40DFAE

#40DFAE
Cyan
Light
Nearest: Aquamarine

#40DFAE is a cyan with RGB values 64, 223, 174 and HSL 162°, 71%, 56%. It is a light colour, so black text on it reaches 12.4:1 contrast (AAA for normal text). The nearest named colour is Aquamarine.

Colour values

#40DFAE#40DFAE

HEX#40DFAE

RGBrgb(64, 223, 174)

RGB (0–1)0.251, 0.8745, 0.6824

RGB percentages25.1%, 87.5%, 68.2%

HSLhsl(161.5, 71.3%, 56.3%)

HSV / HSBhsv(161.5, 71.3%, 87.5%)

CMYK71.3%, 0%, 22%, 12.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,251,566

CSS custom property--colour: #40DFAE;

Brightness & contrast

Relative luminance0.56921WCAG 2.x, 0 is black and 1 is white

Perceived brightness184 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 12.38:1

Contrast with white1.7:1WCAG normal text: Fail

Contrast with black12.38:1WCAG normal text: AAA

Greyscale equivalent#BABABA

Inverted#BF2051

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#DAD0ABno red cones; affects about 1% of men; ΔE 50.3 from the original

Deuteranopia#C5C1B1no green cones; the most common form, about 1% of men; ΔE 50.9 from the original

Tritanopia#00E0D1no blue cones; rare, and affects men and women equally; ΔE 18.3 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text1.7:1WCAG large text: Fail

Contrast with black, large text12.38:1WCAG large text: AAA

Named colours

Aquamarine · ΔE 13.9 Medium aquamarine · ΔE 15.1 Turquoise · ΔE 18.3 Medium seagreen · ΔE 19.5 Medium turquoise · ΔE 25.7 Light green · ΔE 26.1

Nearest named CSS colourAquamarine (#7FFFD4)ΔE 13.87, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#DF4071

Analogous#40DF5E, #40C0DF

Triadic#AE40DF, #DFAE40

Split complementary#DF40C0, #DF5F40

Tetradic#5F40DF, #DF4071, #C1DF40

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#EFFCF8

Lighter +30%#C3F5E6

Lighter +20%#97EED3

Lighter +10%#6CE6C1

Darker −10%#22CA96

Darker −20%#1B9E76

Darker −30%#137355

Darker −40%#0C4735

More saturated +25%#24FBB9

Less saturated −25%#5CC3A3

Channel breakdown

R64

G223

B174

Red64 (25.1%)

Green223 (87.5%)

Blue174 (68.2%)

Hue161.51°

Saturation (HSL)71.3%

Lightness56.27%

Dominant channelGreen

Hex per channelR 40 · G DF · B AE

Keep nerding

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#40DFAE

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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