Colour

#004C9B

#004C9B
Blue
Dark
Nearest: Dark slateblue

#004C9B is a blue with RGB values 0, 76, 155 and HSL 211°, 100%, 30%. It is a dark colour, so white text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#004C9B#004C9B

HEX#004C9B

RGBrgb(0, 76, 155)

RGB (0–1)0, 0.298, 0.6078

RGB percentages0%, 29.8%, 60.8%

HSLhsl(210.6, 100%, 30.4%)

HSV / HSBhsv(210.6, 100%, 60.8%)

CMYK100%, 51%, 0%, 39.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer19,611

CSS custom property--colour: #004C9B;

Brightness & contrast

Relative luminance0.07535WCAG 2.x, 0 is black and 1 is white

Perceived brightness78.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.38:1

Contrast with white8.38:1WCAG normal text: AAA

Contrast with black2.51:1WCAG normal text: Fail

Greyscale equivalent#424242

Inverted#FFB364

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#18549Eno red cones; affects about 1% of men; ΔE 5.1 from the original

Deuteranopia#004899no green cones; the most common form, about 1% of men; ΔE 2.5 from the original

Tritanopia#005F6Cno blue cones; rare, and affects men and women equally; ΔE 46.5 from the original

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

Contrast with white, large text8.38:1WCAG large text: AAA

Contrast with black, large text2.51:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 15.2 Midnight blue · ΔE 25.8 Royal blue · ΔE 26.3 Slate blue · ΔE 28.2 Cornflower blue · ΔE 29.1 Steel blue · ΔE 30.3

Nearest named CSS colourDark slateblue (#483D8B)ΔE 15.24, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#9B4F00

Analogous#00999B, #02009B

Triadic#9B004C, #4C9B00

Split complementary#9B0200, #999B00

Tetradic#9B0099, #9B4F00, #009B02

Tints, shades & saturation

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

Lighter +40%#68B2FF

Lighter +30%#3598FF

Lighter +20%#027EFF

Lighter +10%#0065CE

Darker −10%#003368

Darker −20%#001A35

Darker −30%#000102

Darker −40%#000000

More saturated +25%#004C9B

Less saturated −25%#134C88

Channel breakdown

G76

B155

Red0 (0%)

Green76 (29.8%)

Blue155 (60.8%)

Hue210.58°

Saturation (HSL)100%

Lightness30.39%

Dominant channelBlue

Hex per channelR 00 · G 4C · B 9B

Keep nerding

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

#004C9B

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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