Colour

#00F9FF

#00F9FF
Cyan
Light
Nearest: Aqua

#00F9FF is a cyan with RGB values 0, 249, 255 and HSL 181°, 100%, 50%. It is a light colour, so black text on it reaches 16:1 contrast (AAA for normal text). The nearest named colour is Aqua.

Colour values

#00F9FF#00F9FF

HEX#00F9FF

RGBrgb(0, 249, 255)

RGB (0–1)0, 0.9765, 1

RGB percentages0%, 97.6%, 100%

HSLhsl(181.4, 100%, 50%)

HSV / HSBhsv(181.4, 100%, 100%)

CMYK100%, 2.4%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer63,999

CSS custom property--colour: #00F9FF;

Brightness & contrast

Relative luminance0.74971WCAG 2.x, 0 is black and 1 is white

Perceived brightness209.3 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 15.99:1

Contrast with white1.31:1WCAG normal text: Fail

Contrast with black15.99:1WCAG normal text: AAA

Greyscale equivalent#C4C4C4

Inverted#FF0600

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#E6EDFFno red cones; affects about 1% of men; ΔE 47.3 from the original

Deuteranopia#C9D8FFno green cones; the most common form, about 1% of men; ΔE 48.7 from the original

Tritanopia#00FFFAno blue cones; rare, and affects men and women equally; ΔE 6.6 from the original

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

Contrast with white, large text1.31:1WCAG large text: Fail

Contrast with black, large text15.99:1WCAG large text: AAA

Named colours

Aqua · ΔE 4.1 Cyan · ΔE 4.1 Turquoise · ΔE 15.1 Dark turquoise · ΔE 15.4 Medium turquoise · ΔE 17.1 Aquamarine · ΔE 26.6

Nearest named CSS colourAqua (#00FFFF)ΔE 4.07, a close match

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#FF0600

Analogous#00FF85, #007AFF

Triadic#FF00F9, #F9FF00

Split complementary#FF007A, #FF8500

Tetradic#8500FF, #FF0600, #7AFF00

Tints, shades & saturation

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

Lighter +40%#CCFEFF

Lighter +30%#99FDFF

Lighter +20%#66FBFF

Lighter +10%#33FAFF

Darker −10%#00C7CC

Darker −20%#009599

Darker −30%#006466

Darker −40%#003233

More saturated +25%#00F9FF

Less saturated −25%#20DBDF

Channel breakdown

G249

B255

Red0 (0%)

Green249 (97.6%)

Blue255 (100%)

Hue181.41°

Saturation (HSL)100%

Lightness50%

Dominant channelBlue

Hex per channelR 00 · G F9 · B FF

Keep nerding

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

#00F9FF

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

Nerdulate something else