Colour

#64D9ED

#64D9ED
Cyan
Light
Nearest: Sky blue

#64D9ED is a cyan with RGB values 100, 217, 237 and HSL 189°, 79%, 66%. It is a light colour, so black text on it reaches 12.7:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#64D9ED#64D9ED

HEX#64D9ED

RGBrgb(100, 217, 237)

RGB (0–1)0.3922, 0.851, 0.9294

RGB percentages39.2%, 85.1%, 92.9%

HSLhsl(188.8, 79.2%, 66.1%)

HSV / HSBhsv(188.8, 57.8%, 92.9%)

CMYK57.8%, 8.4%, 0%, 7.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,609,389

CSS custom property--colour: #64D9ED;

Brightness & contrast

Relative luminance0.58449WCAG 2.x, 0 is black and 1 is white

Perceived brightness192.4 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 12.69:1

Contrast with white1.65:1WCAG normal text: Fail

Contrast with black12.69:1WCAG normal text: AAA

Greyscale equivalent#C2C2C2

Inverted#9B2612

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#C8D2EEno red cones; affects about 1% of men; ΔE 30.1 from the original

Deuteranopia#B3C2EDno green cones; the most common form, about 1% of men; ΔE 31.7 from the original

Tritanopia#00E2DFno blue cones; rare, and affects men and women equally; ΔE 19.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.65:1WCAG large text: Fail

Contrast with black, large text12.69:1WCAG large text: AAA

Named colours

Sky blue · ΔE 12.7 Dark turquoise · ΔE 15.3 Medium turquoise · ΔE 15.7 Pale turquoise · ΔE 17.9 Powder blue · ΔE 18.5 Light blue · ΔE 18.6

Nearest named CSS colourSky blue (#87CEEB)ΔE 12.72, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#ED7864

Analogous#64EDBD, #6494ED

Triadic#ED64D9, #D9ED64

Split complementary#ED6494, #EDBD64

Tetradic#BD64ED, #ED7864, #94ED64

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#EDFBFD

Lighter +20%#BFEFF8

Lighter +10%#92E4F2

Darker −10%#36CEE8

Darker −20%#18B7D3

Darker −30%#1390A5

Darker −40%#0E6877

More saturated +25%#52E6FF

Less saturated −25%#7ACAD7

Channel breakdown

R100

G217

B237

Red100 (39.2%)

Green217 (85.1%)

Blue237 (92.9%)

Hue188.76°

Saturation (HSL)79.19%

Lightness66.08%

Dominant channelBlue

Hex per channelR 64 · G D9 · B ED

Keep nerding

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

#64D9ED

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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