Colour

#000CB3

#000CB3
Blue
Dark
Nearest: Medium blue

#000CB3 is a blue with RGB values 0, 12, 179 and HSL 236°, 100%, 35%. It is a dark colour, so white text on it reaches 12.3:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#000CB3#000CB3

HEX#000CB3

RGBrgb(0, 12, 179)

RGB (0–1)0, 0.0471, 0.702

RGB percentages0%, 4.7%, 70.2%

HSLhsl(236, 100%, 35.1%)

HSV / HSBhsv(236, 100%, 70.2%)

CMYK100%, 93.3%, 0%, 29.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,251

CSS custom property--colour: #000CB3;

Brightness & contrast

Relative luminance0.03518WCAG 2.x, 0 is black and 1 is white

Perceived brightness61.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.33:1

Contrast with white12.33:1WCAG normal text: AAA

Contrast with black1.7:1WCAG normal text: Fail

Greyscale equivalent#161616

Inverted#FFF34C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#003EB7no red cones; affects about 1% of men; ΔE 29.3 from the original

Deuteranopia#002BB1no green cones; the most common form, about 1% of men; ΔE 17.4 from the original

Tritanopia#004B68no blue cones; rare, and affects men and women equally; ΔE 88.8 from the original

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

Contrast with white, large text12.33:1WCAG large text: AAA

Contrast with black, large text1.7:1WCAG large text: Fail

Named colours

Medium blue · ΔE 14.4 Dark blue · ΔE 16.1 Navy · ΔE 21.3 Blue violet · ΔE 24.4 Dark violet · ΔE 27.7 Indigo · ΔE 28.5

Nearest named CSS colourMedium blue (#0000CD)ΔE 14.39, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#B3A700

Analogous#0065B3, #4E00B3

Triadic#B3000C, #0CB300

Split complementary#B34D00, #66B300

Tetradic#B30065, #B3A700, #00B34D

Tints, shades & saturation

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

Lighter +40%#8089FF

Lighter +30%#4D59FF

Lighter +20%#1A29FF

Lighter +10%#000FE6

Darker −10%#000980

Darker −20%#00054D

Darker −30%#00021A

Darker −40%#000000

More saturated +25%#000CB3

Less saturated −25%#161F9D

Channel breakdown

G12

B179

Red0 (0%)

Green12 (4.7%)

Blue179 (70.2%)

Hue235.98°

Saturation (HSL)100%

Lightness35.1%

Dominant channelBlue

Hex per channelR 00 · G 0C · B B3

Keep nerding

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#000CB3

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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