Recognised as Colour

#0009CF

#0009CF
Blue
Dark
Nearest: Medium blue

#0009CF is a blue with RGB values 0, 9, 207 and HSL 237°, 100%, 41%. It is a dark colour, so white text on it reaches 10.8:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#0009CF#0009CF

HEX#0009CF

RGBrgb(0, 9, 207)

RGB (0–1)0, 0.0353, 0.8118

RGB percentages0%, 3.5%, 81.2%

HSLhsl(237.4, 100%, 40.6%)

HSV / HSBhsv(237.4, 100%, 81.2%)

CMYK100%, 95.7%, 0%, 18.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,511

CSS custom property--colour: #0009CF;

Brightness & contrast

Relative luminance0.047WCAG 2.x, 0 is black and 1 is white

Perceived brightness70.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.82:1

Contrast with white10.82:1WCAG normal text: AAA

Contrast with black1.94:1WCAG normal text: Fail

Greyscale equivalent#151515

Inverted#FFF630

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0048D4no red cones; affects about 1% of men; ΔE 33.4 from the original

Deuteranopia#0032CCno green cones; the most common form, about 1% of men; ΔE 20.7 from the original

Tritanopia#005779no blue cones; rare, and affects men and women equally; ΔE 100 from the original

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

Contrast with white, large text10.82:1WCAG large text: AAA

Contrast with black, large text1.94:1WCAG large text: Fail

Named colours

Medium blue · ΔE 1.6 Blue · ΔE 22.3 Blue violet · ΔE 23.5 Dark violet · ΔE 27 Dark blue · ΔE 29.5 Navy · ΔE 34.7

Nearest named CSS colourMedium blue (#0000CD)ΔE 1.64, below the just-noticeable difference

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#CFC600

Analogous#0071CF, #5E00CF

Triadic#CF0009, #09CF00

Split complementary#CF5E00, #71CF00

Tetradic#CF0071, #CFC600, #00CF5E

Tints, shades & saturation

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

Lighter +40%#9CA0FF

Lighter +30%#6970FF

Lighter +20%#363FFF

Lighter +10%#030EFF

Darker −10%#00079C

Darker −20%#000569

Darker −30%#000236

Darker −40%#000003

More saturated +25%#0009CF

Less saturated −25%#1A21B5

Channel breakdown

B207

Red0 (0%)

Green9 (3.5%)

Blue207 (81.2%)

Hue237.39°

Saturation (HSL)100%

Lightness40.59%

Dominant channelBlue

Hex per channelR 00 · G 09 · B CF

Keep nerding

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

#0009CF

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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