Colour

#19DFEF

#19DFEF
Cyan
Light
Nearest: Dark turquoise

#19DFEF is a cyan with RGB values 25, 223, 239 and HSL 184°, 87%, 52%. It is a light colour, so black text on it reaches 12.8:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#19DFEF#19DFEF

HEX#19DFEF

RGBrgb(25, 223, 239)

RGB (0–1)0.098, 0.8745, 0.9373

RGB percentages9.8%, 87.5%, 93.7%

HSLhsl(184.5, 87%, 51.8%)

HSV / HSBhsv(184.5, 89.5%, 93.7%)

CMYK89.5%, 6.7%, 0%, 6.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,695,727

CSS custom property--colour: #19DFEF;

Brightness & contrast

Relative luminance0.59214WCAG 2.x, 0 is black and 1 is white

Perceived brightness189.4 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 12.84:1

Contrast with white1.64:1WCAG normal text: Fail

Contrast with black12.84:1WCAG normal text: AAA

Greyscale equivalent#B6B6B6

Inverted#E62010

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#CCD5F0no red cones; affects about 1% of men; ΔE 40.9 from the original

Deuteranopia#B1C2F0no green cones; the most common form, about 1% of men; ΔE 42.5 from the original

Tritanopia#00E9E4no blue cones; rare, and affects men and women equally; ΔE 13 from the original

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

Contrast with white, large text1.64:1WCAG large text: Fail

Contrast with black, large text12.84:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 9.4 Medium turquoise · ΔE 12.8 Aqua · ΔE 15.4 Cyan · ΔE 15.4 Turquoise · ΔE 17.4 Light seagreen · ΔE 21

Nearest named CSS colourDark turquoise (#00CED1)ΔE 9.41, clearly different but related

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#EF2919

Analogous#19EF94, #1974EF

Triadic#EF19DF, #DFEF19

Split complementary#EF1974, #EF9419

Tetradic#9419EF, #EF2919, #74EF19

Tints, shades & saturation

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

Lighter +40%#D8FAFC

Lighter +30%#A8F3F9

Lighter +20%#78ECF6

Lighter +10%#49E6F2

Darker −10%#0EB9C7

Darker −20%#0B8D97

Darker −30%#076168

Darker −40%#043438

More saturated +25%#09EDFF

Less saturated −25%#38C5D0

Channel breakdown

R25

G223

B239

Red25 (9.8%)

Green223 (87.5%)

Blue239 (93.7%)

Hue184.49°

Saturation (HSL)86.99%

Lightness51.76%

Dominant channelBlue

Hex per channelR 19 · G DF · B EF

Keep nerding

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

#19DFEF

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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