Colour

#00A3CC

#00A3CC
Cyan
Dark
Nearest: Deep skyblue

#00A3CC is a cyan with RGB values 0, 163, 204 and HSL 192°, 100%, 40%. It is a dark colour, so black text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#00A3CC#00A3CC

HEX#00A3CC

RGBrgb(0, 163, 204)

RGB (0–1)0, 0.6392, 0.8

RGB percentages0%, 63.9%, 80%

HSLhsl(192.1, 100%, 40%)

HSV / HSBhsv(192.1, 100%, 80%)

CMYK100%, 20.1%, 0%, 20%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer41,932

CSS custom property--colour: #00A3CC;

Brightness & contrast

Relative luminance0.30554WCAG 2.x, 0 is black and 1 is white

Perceived brightness142.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 7.11:1

Contrast with white2.95:1WCAG normal text: Fail

Contrast with black7.11:1WCAG normal text: AAA

Greyscale equivalent#838383

Inverted#FF5C33

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#8C9FCEno red cones; affects about 1% of men; ΔE 25.8 from the original

Deuteranopia#758FCCno green cones; the most common form, about 1% of men; ΔE 27.7 from the original

Tritanopia#00AFB0no blue cones; rare, and affects men and women equally; ΔE 25 from the original

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

Contrast with white, large text2.95:1WCAG large text: Fail

Contrast with black, large text7.11:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 16 Steel blue · ΔE 19.3 Light skyblue · ΔE 20.3 Sky blue · ΔE 20.5 Cadetblue · ΔE 23.5 Dark cyan · ΔE 25.9

Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 15.97, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#CC2900

Analogous#00CC8F, #003DCC

Triadic#CC00A3, #A3CC00

Split complementary#CC003D, #CC8F00

Tetradic#8F00CC, #CC2900, #3DCC00

Tints, shades & saturation

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

Lighter +40%#99EBFF

Lighter +30%#66E0FF

Lighter +20%#33D6FF

Lighter +10%#00CCFF

Darker −10%#007A99

Darker −20%#005266

Darker −30%#002933

Darker −40%#000000

More saturated +25%#00A3CC

Less saturated −25%#1994B3

Channel breakdown

G163

B204

Red0 (0%)

Green163 (63.9%)

Blue204 (80%)

Hue192.06°

Saturation (HSL)100%

Lightness40%

Dominant channelBlue

Hex per channelR 00 · G A3 · B CC

Keep nerding

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#00A3CC

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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