Colour

#0059DD

#0059DD
Blue
Dark
Nearest: Royal blue

#0059DD is a blue with RGB values 0, 89, 221 and HSL 216°, 100%, 43%. It is a dark colour, so white text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#0059DD#0059DD

HEX#0059DD

RGBrgb(0, 89, 221)

RGB (0–1)0, 0.349, 0.8667

RGB percentages0%, 34.9%, 86.7%

HSLhsl(215.8, 100%, 43.3%)

HSV / HSBhsv(215.8, 100%, 86.7%)

CMYK100%, 59.7%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer23,005

CSS custom property--colour: #0059DD;

Brightness & contrast

Relative luminance0.12365WCAG 2.x, 0 is black and 1 is white

Perceived brightness101.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.05:1

Contrast with white6.05:1WCAG normal text: AA

Contrast with black3.47:1WCAG normal text: Fail

Greyscale equivalent#505050

Inverted#FFA622

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#006CE1no red cones; affects about 1% of men; ΔE 13.7 from the original

Deuteranopia#005ADBno green cones; the most common form, about 1% of men; ΔE 1.9 from the original

Tritanopia#007B92no blue cones; rare, and affects men and women equally; ΔE 73 from the original

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

Contrast with white, large text6.05:1WCAG large text: AAA

Contrast with black, large text3.47:1WCAG large text: AA

Named colours

Royal blue · ΔE 10.6 Slate blue · ΔE 16.5 Medium slateblue · ΔE 16.6 Medium purple · ΔE 27.1 Dodgerblue · ΔE 28.7 Rebecca purple · ΔE 29.9

Nearest named CSS colourRoyal blue (#4169E1)ΔE 10.62, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#DD8400

Analogous#00C7DD, #1600DD

Triadic#DD0059, #59DD00

Split complementary#DD1600, #C7DD00

Tetradic#DD00C7, #DD8400, #00DD16

Tints, shades & saturation

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

Lighter +40%#AACCFF

Lighter +30%#77AEFF

Lighter +20%#448FFF

Lighter +10%#1171FF

Darker −10%#0044AA

Darker −20%#003077

Darker −30%#001B44

Darker −40%#000711

More saturated +25%#0059DD

Less saturated −25%#1C5EC1

Channel breakdown

G89

B221

Red0 (0%)

Green89 (34.9%)

Blue221 (86.7%)

Hue215.84°

Saturation (HSL)100%

Lightness43.33%

Dominant channelBlue

Hex per channelR 00 · G 59 · B DD

Keep nerding

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

#0059DD

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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