Colour

#40E4D2

#40E4D2
Cyan
Light
Nearest: Turquoise

#40E4D2 is a cyan with RGB values 64, 228, 210 and HSL 173°, 75%, 57%. It is a light colour, so black text on it reaches 13.2:1 contrast (AAA for normal text). The nearest named colour is Turquoise.

Colour values

#40E4D2#40E4D2

HEX#40E4D2

RGBrgb(64, 228, 210)

RGB (0–1)0.251, 0.8941, 0.8235

RGB percentages25.1%, 89.4%, 82.4%

HSLhsl(173.4, 75.2%, 57.3%)

HSV / HSBhsv(173.4, 71.9%, 89.4%)

CMYK71.9%, 0%, 7.9%, 10.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,252,882

CSS custom property--colour: #40E4D2;

Brightness & contrast

Relative luminance0.6123WCAG 2.x, 0 is black and 1 is white

Perceived brightness191.7 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 13.25:1

Contrast with white1.59:1WCAG normal text: Fail

Contrast with black13.25:1WCAG normal text: AAA

Greyscale equivalent#C0C0C0

Inverted#BF1B2D

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#D9D7D1no red cones; affects about 1% of men; ΔE 45.5 from the original

Deuteranopia#C2C6D4no green cones; the most common form, about 1% of men; ΔE 46.9 from the original

Tritanopia#00E9DEno blue cones; rare, and affects men and women equally; ΔE 5.5 from the original

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

Contrast with white, large text1.59:1WCAG large text: Fail

Contrast with black, large text13.25:1WCAG large text: AAA

Named colours

Turquoise · ΔE 1.9 Medium turquoise · ΔE 11 Dark turquoise · ΔE 13.6 Aqua · ΔE 14.1 Cyan · ΔE 14.1 Medium aquamarine · ΔE 15.1

Nearest named CSS colourTurquoise (#40E0D0)ΔE 1.89, below the just-noticeable difference

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#E44052

Analogous#40E480, #40A4E4

Triadic#D240E4, #E4D240

Split complementary#E440A4, #E48040

Tetradic#8040E4, #E44052, #A4E440

Tints, shades & saturation

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

Lighter +40%#F3FDFC

Lighter +30%#C6F7F2

Lighter +20%#99F1E7

Lighter +10%#6DEADD

Darker −10%#1ED3BF

Darker −20%#18A697

Darker −30%#117A6E

Darker −40%#0B4D46

More saturated +25%#25FFE7

Less saturated −25%#5BC9BD

Channel breakdown

R64

G228

B210

Red64 (25.1%)

Green228 (89.4%)

Blue210 (82.4%)

Hue173.41°

Saturation (HSL)75.23%

Lightness57.25%

Dominant channelGreen

Hex per channelR 40 · G E4 · B D2

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#40E4D2

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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