Colour

#19D9EE

#19D9EE
Cyan
Light
Nearest: Dark turquoise

#19D9EE is a cyan with RGB values 25, 217, 238 and HSL 186°, 86%, 52%. It is a light colour, so black text on it reaches 12.2:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#19D9EE#19D9EE

HEX#19D9EE

RGBrgb(25, 217, 238)

RGB (0–1)0.098, 0.851, 0.9333

RGB percentages9.8%, 85.1%, 93.3%

HSLhsl(185.9, 86.2%, 51.6%)

HSV / HSBhsv(185.9, 89.5%, 93.3%)

CMYK89.5%, 8.8%, 0%, 6.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,694,190

CSS custom property--colour: #19D9EE;

Brightness & contrast

Relative luminance0.56005WCAG 2.x, 0 is black and 1 is white

Perceived brightness185.2 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 12.2:1

Contrast with white1.72:1WCAG normal text: Fail

Contrast with black12.2:1WCAG normal text: AAA

Greyscale equivalent#B2B2B2

Inverted#E62611

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#C5D0EFno red cones; affects about 1% of men; ΔE 38.7 from the original

Deuteranopia#ABBDEEno green cones; the most common form, about 1% of men; ΔE 40.4 from the original

Tritanopia#00E3DFno blue cones; rare, and affects men and women equally; ΔE 15.3 from the original

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

Contrast with white, large text1.72:1WCAG large text: Fail

Contrast with black, large text12.2:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 11 Medium turquoise · ΔE 14.6 Aqua · ΔE 19 Cyan · ΔE 19 Turquoise · ΔE 20.5 Sky blue · ΔE 20.7

Nearest named CSS colourDark turquoise (#00CED1)ΔE 11, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#EE2E19

Analogous#19EE98, #196FEE

Triadic#EE19D9, #D9EE19

Split complementary#EE196F, #EE9919

Tetradic#9819EE, #EE2E19, #6EEE19

Tints, shades & saturation

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

Lighter +40%#D7F8FC

Lighter +30%#A7F1F9

Lighter +20%#78E9F5

Lighter +10%#48E1F2

Darker −10%#0FB3C5

Darker −20%#0B8896

Darker −30%#085D66

Darker −40%#043237

More saturated +25%#08E7FF

Less saturated −25%#38C0CF

Channel breakdown

R25

G217

B238

Red25 (9.8%)

Green217 (85.1%)

Blue238 (93.3%)

Hue185.92°

Saturation (HSL)86.23%

Lightness51.57%

Dominant channelBlue

Hex per channelR 19 · G D9 · B EE

Keep nerding

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#19D9EE

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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