Colour

#0045F9

#0045F9
Blue
Dark
Nearest: Medium blue

#0045F9 is a blue with RGB values 0, 69, 249 and HSL 223°, 100%, 49%. It is a dark colour, so white text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Medium blue.

Colour values

#0045F9#0045F9

HEX#0045F9

RGBrgb(0, 69, 249)

RGB (0–1)0, 0.2706, 0.9765

RGB percentages0%, 27.1%, 97.6%

HSLhsl(223.4, 100%, 48.8%)

HSV / HSBhsv(223.4, 100%, 97.6%)

CMYK100%, 72.3%, 0%, 2.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer17,913

CSS custom property--colour: #0045F9;

Brightness & contrast

Relative luminance0.11096WCAG 2.x, 0 is black and 1 is white

Perceived brightness99.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.52:1

Contrast with white6.52:1WCAG normal text: AA

Contrast with black3.22:1WCAG normal text: Fail

Greyscale equivalent#434343

Inverted#FFBA06

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0069FEno red cones; affects about 1% of men; ΔE 25.1 from the original

Deuteranopia#0052F6no green cones; the most common form, about 1% of men; ΔE 10.9 from the original

Tritanopia#007A9Bno blue cones; rare, and affects men and women equally; ΔE 96.4 from the original

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

Contrast with white, large text6.52:1WCAG large text: AAA

Contrast with black, large text3.22:1WCAG large text: AA

Named colours

Medium blue · ΔE 20.3 Blue violet · ΔE 24.1 Blue · ΔE 31.3 Dark violet · ΔE 31.7 Medium slateblue · ΔE 31.9 Dark orchid · ΔE 34.3

Nearest named CSS colourMedium blue (#0000CD)ΔE 20.31, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#F9B400

Analogous#00C2F9, #3700F9

Triadic#F90045, #45F900

Split complementary#F93700, #C2F900

Tetradic#F900C2, #F9B400, #00F938

Tints, shades & saturation

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

Lighter +40%#C6D6FF

Lighter +30%#93B1FF

Lighter +20%#608CFF

Lighter +10%#2D67FF

Darker −10%#0037C6

Darker −20%#002993

Darker −30%#001B60

Darker −40%#000C2D

More saturated +25%#0045F9

Less saturated −25%#1F53DA

Channel breakdown

G69

B249

Red0 (0%)

Green69 (27.1%)

Blue249 (97.6%)

Hue223.37°

Saturation (HSL)100%

Lightness48.82%

Dominant channelBlue

Hex per channelR 00 · G 45 · B F9

Keep nerding

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

#0045F9

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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