Recognised as Colour

#0045F4

#0045F4
Blue
Dark
Nearest: Medium blue

#0045F4 is a blue with RGB values 0, 69, 244 and HSL 223°, 100%, 48%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Medium blue.

Colour values

#0045F4#0045F4

HEX#0045F4

RGBrgb(0, 69, 244)

RGB (0–1)0, 0.2706, 0.9569

RGB percentages0%, 27.1%, 95.7%

HSLhsl(223, 100%, 47.8%)

HSV / HSBhsv(223, 100%, 95.7%)

CMYK100%, 71.7%, 0%, 4.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer17,908

CSS custom property--colour: #0045F4;

Brightness & contrast

Relative luminance0.10788WCAG 2.x, 0 is black and 1 is white

Perceived brightness97.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.65:1

Contrast with white6.65:1WCAG normal text: AA

Contrast with black3.16:1WCAG normal text: Fail

Greyscale equivalent#434343

Inverted#FFBA0B

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0067F9no red cones; affects about 1% of men; ΔE 23.8 from the original

Deuteranopia#0051F1no green cones; the most common form, about 1% of men; ΔE 10.3 from the original

Tritanopia#007898no blue cones; rare, and affects men and women equally; ΔE 94.2 from the original

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

Contrast with white, large text6.65:1WCAG large text: AAA

Contrast with black, large text3.16:1WCAG large text: AA

Named colours

Medium blue · ΔE 21.2 Blue violet · ΔE 24.1 Medium slateblue · ΔE 29.8 Dark violet · ΔE 31.7 Dark blue · ΔE 32.6 Dark orchid · ΔE 33.3

Nearest named CSS colourMedium blue (#0000CD)ΔE 21.22, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#F4AF00

Analogous#00BFF4, #3500F4

Triadic#F40045, #45F400

Split complementary#F43500, #BFF400

Tetradic#F400BF, #F4AF00, #00F435

Tints, shades & saturation

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

Lighter +40%#C1D3FF

Lighter +30%#8EAEFF

Lighter +20%#5B89FF

Lighter +10%#2865FF

Darker −10%#0037C1

Darker −20%#00288E

Darker −30%#001A5B

Darker −40%#000B28

More saturated +25%#0045F4

Less saturated −25%#1F52D6

Channel breakdown

G69

B244

Red0 (0%)

Green69 (27.1%)

Blue244 (95.7%)

Hue223.03°

Saturation (HSL)100%

Lightness47.84%

Dominant channelBlue

Hex per channelR 00 · G 45 · B F4

Keep nerding

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

#0045F4

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