Recognised as Colour

#009ADD

#009ADD
Cyan
Dark
Nearest: Steel blue

#009ADD is a cyan with RGB values 0, 154, 221 and HSL 198°, 100%, 43%. It is a dark colour, so black text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#009ADD#009ADD

HEX#009ADD

RGBrgb(0, 154, 221)

RGB (0–1)0, 0.6039, 0.8667

RGB percentages0%, 60.4%, 86.7%

HSLhsl(198.2, 100%, 43.3%)

HSV / HSBhsv(198.2, 100%, 86.7%)

CMYK100%, 30.3%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer39,645

CSS custom property--colour: #009ADD;

Brightness & contrast

Relative luminance0.28332WCAG 2.x, 0 is black and 1 is white

Perceived brightness139.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.67:1

Contrast with white3.15:1WCAG normal text: Fail

Contrast with black6.67:1WCAG normal text: AA

Greyscale equivalent#7E7E7E

Inverted#FF6522

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#799BE0no red cones; affects about 1% of men; ΔE 17.3 from the original

Deuteranopia#5F89DCno green cones; the most common form, about 1% of men; ΔE 20.2 from the original

Tritanopia#00ABB2no blue cones; rare, and affects men and women equally; ΔE 37.9 from the original

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

Contrast with white, large text3.15:1WCAG large text: AA

Contrast with black, large text6.67:1WCAG large text: AAA

Named colours

Steel blue · ΔE 14.7 Deep skyblue · ΔE 14.7 Cornflower blue · ΔE 20 Light skyblue · ΔE 24.6 Dodgerblue · ΔE 28.1 Sky blue · ΔE 29.6

Nearest named CSS colourSteel blue (#4682B4)ΔE 14.69, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#DD4300

Analogous#00DDB1, #002CDD

Triadic#DD009A, #9ADD00

Split complementary#DD002C, #DDB100

Tetradic#B100DD, #DD4300, #2CDD00

Tints, shades & saturation

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

Lighter +40%#AAE5FF

Lighter +30%#77D6FF

Lighter +20%#44C6FF

Lighter +10%#11B7FF

Darker −10%#0076AA

Darker −20%#005377

Darker −30%#002F44

Darker −40%#000C11

More saturated +25%#009ADD

Less saturated −25%#1C8FC1

Channel breakdown

G154

B221

Red0 (0%)

Green154 (60.4%)

Blue221 (86.7%)

Hue198.19°

Saturation (HSL)100%

Lightness43.33%

Dominant channelBlue

Hex per channelR 00 · G 9A · B DD

Keep nerding

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

#009ADD

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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