Colour

#004BCD

#004BCD
Blue
Dark
Nearest: Royal blue

#004BCD is a blue with RGB values 0, 75, 205 and HSL 218°, 100%, 40%. It is a dark colour, so white text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Royal blue.

Colour values

#004BCD#004BCD

HEX#004BCD

RGBrgb(0, 75, 205)

RGB (0–1)0, 0.2941, 0.8039

RGB percentages0%, 29.4%, 80.4%

HSLhsl(218, 100%, 40.2%)

HSV / HSBhsv(218, 100%, 80.4%)

CMYK100%, 63.4%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer19,405

CSS custom property--colour: #004BCD;

Brightness & contrast

Relative luminance0.0944WCAG 2.x, 0 is black and 1 is white

Perceived brightness90 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.27:1

Contrast with white7.27:1WCAG normal text: AAA

Contrast with black2.89:1WCAG normal text: Fail

Greyscale equivalent#444444

Inverted#FFB432

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0060D1no red cones; affects about 1% of men; ΔE 15.4 from the original

Deuteranopia#004ECBno green cones; the most common form, about 1% of men; ΔE 3.5 from the original

Tritanopia#006E85no 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 text7.27:1WCAG large text: AAA

Contrast with black, large text2.89:1WCAG large text: Fail

Named colours

Royal blue · ΔE 14.7 Slate blue · ΔE 16.7 Medium slateblue · ΔE 18.3 Rebecca purple · ΔE 26.7 Dark blue · ΔE 28 Medium purple · ΔE 28.5

Nearest named CSS colourRoyal blue (#4169E1)ΔE 14.7, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#CD8200

Analogous#00B2CD, #1B00CD

Triadic#CD004B, #4BCD00

Split complementary#CD1C00, #B2CD00

Tetradic#CD00B2, #CD8200, #00CD1C

Tints, shades & saturation

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

Lighter +40%#9ABFFF

Lighter +30%#679FFF

Lighter +20%#347EFF

Lighter +10%#015EFF

Darker −10%#00389A

Darker −20%#002667

Darker −30%#001334

Darker −40%#000001

More saturated +25%#004BCD

Less saturated −25%#1A52B3

Channel breakdown

G75

B205

Red0 (0%)

Green75 (29.4%)

Blue205 (80.4%)

Hue218.05°

Saturation (HSL)100%

Lightness40.2%

Dominant channelBlue

Hex per channelR 00 · G 4B · B CD

Keep nerding

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

#004BCD

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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