Colour

#00DADD

#00DADD
Cyan
Light
Nearest: Dark turquoise

#00DADD is a cyan with RGB values 0, 218, 221 and HSL 181°, 100%, 43%. It is a light colour, so black text on it reaches 12.1:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#00DADD#00DADD

HEX#00DADD

RGBrgb(0, 218, 221)

RGB (0–1)0, 0.8549, 0.8667

RGB percentages0%, 85.5%, 86.7%

HSLhsl(180.8, 100%, 43.3%)

HSV / HSBhsv(180.8, 100%, 86.7%)

CMYK100%, 1.4%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer56,029

CSS custom property--colour: #00DADD;

Brightness & contrast

Relative luminance0.55363WCAG 2.x, 0 is black and 1 is white

Perceived brightness182.9 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 12.07:1

Contrast with white1.74:1WCAG normal text: Fail

Contrast with black12.07:1WCAG normal text: AAA

Greyscale equivalent#ACACAC

Inverted#FF2522

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#CACFDEno red cones; affects about 1% of men; ΔE 43.6 from the original

Deuteranopia#B1BCDEno green cones; the most common form, about 1% of men; ΔE 45.4 from the original

Tritanopia#00E2DAno blue cones; rare, and affects men and women equally; ΔE 7 from the original

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

Contrast with white, large text1.74:1WCAG large text: Fail

Contrast with black, large text12.07:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 4.4 Medium turquoise · ΔE 7.6 Turquoise · ΔE 10.4 Aqua · ΔE 13.4 Cyan · ΔE 13.4 Light seagreen · ΔE 16.1

Nearest named CSS colourDark turquoise (#00CED1)ΔE 4.37, a close match

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#DD0300

Analogous#00DD72, #006BDD

Triadic#DD00DA, #DADD00

Split complementary#DD006C, #DD7200

Tetradic#7200DD, #DD0300, #6BDD00

Tints, shades & saturation

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

Lighter +40%#AAFEFF

Lighter +30%#77FDFF

Lighter +20%#44FCFF

Lighter +10%#11FCFF

Darker −10%#00A8AA

Darker −20%#007577

Darker −30%#004344

Darker −40%#001111

More saturated +25%#00DADD

Less saturated −25%#1CBFC1

Channel breakdown

G218

B221

Red0 (0%)

Green218 (85.5%)

Blue221 (86.7%)

Hue180.81°

Saturation (HSL)100%

Lightness43.33%

Dominant channelBlue

Hex per channelR 00 · G DA · B DD

Keep nerding

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

#00DADD

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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