Colour

#2300CC

#2300CC
Blue
Dark
Nearest: Medium blue

#2300CC is a blue with RGB values 35, 0, 204 and HSL 250°, 100%, 40%. 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

#2300CC#2300CC

HEX#2300CC

RGBrgb(35, 0, 204)

RGB (0–1)0.1373, 0, 0.8

RGB percentages13.7%, 0%, 80%

HSLhsl(250.3, 100%, 40%)

HSV / HSBhsv(250.3, 100%, 80%)

CMYK82.8%, 100%, 0%, 20%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,293,964

CSS custom property--colour: #2300CC;

Brightness & contrast

Relative luminance0.04717WCAG 2.x, 0 is black and 1 is white

Perceived brightness71.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.81:1

Contrast with white10.81:1WCAG normal text: AAA

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

Greyscale equivalent#161616

Inverted#DCFF33

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0046D1no red cones; affects about 1% of men; ΔE 33.7 from the original

Deuteranopia#0033C9no green cones; the most common form, about 1% of men; ΔE 23.1 from the original

Tritanopia#005477no blue cones; rare, and affects men and women equally; ΔE 98.7 from the original

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

Contrast with white, large text10.81:1WCAG large text: AAA

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

Named colours

Medium blue · ΔE 2.4 Blue violet · ΔE 22 Blue · ΔE 22.9 Dark violet · ΔE 25.1 Dark blue · ΔE 28.9 Dark orchid · ΔE 34.1

Nearest named CSS colourMedium blue (#0000CD)ΔE 2.37, a close match

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#A9CC00

Analogous#0043CC, #8900CC

Triadic#CC2300, #00CC23

Split complementary#CC8900, #43CC00

Tetradic#CC0043, #A9CC00, #00CC89

Tints, shades & saturation

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

Lighter +40%#AA99FF

Lighter +30%#8066FF

Lighter +20%#5633FF

Lighter +10%#2C00FF

Darker −10%#1A0099

Darker −20%#110066

Darker −30%#090033

Darker −40%#000000

More saturated +25%#2300CC

Less saturated −25%#3419B3

Channel breakdown

R35

B204

Red35 (13.7%)

Green0 (0%)

Blue204 (80%)

Hue250.29°

Saturation (HSL)100%

Lightness40%

Dominant channelBlue

Hex per channelR 23 · G 00 · B CC

Keep nerding

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#2300CC

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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