Colour

#2400DA

#2400DA
Blue
Dark
Nearest: Medium blue

#2400DA is a blue with RGB values 36, 0, 218 and HSL 250°, 100%, 43%. It is a dark colour, so white text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#2400DA#2400DA

HEX#2400DA

RGBrgb(36, 0, 218)

RGB (0–1)0.1412, 0, 0.8549

RGB percentages14.1%, 0%, 85.5%

HSLhsl(249.9, 100%, 42.7%)

HSV / HSBhsv(249.9, 100%, 85.5%)

CMYK83.5%, 100%, 0%, 14.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,359,514

CSS custom property--colour: #2400DA;

Brightness & contrast

Relative luminance0.05437WCAG 2.x, 0 is black and 1 is white

Perceived brightness76.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.06:1

Contrast with white10.06:1WCAG normal text: AAA

Contrast with black2.09:1WCAG normal text: Fail

Greyscale equivalent#171717

Inverted#DBFF25

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#004CDFno red cones; affects about 1% of men; ΔE 36.1 from the original

Deuteranopia#0037D7no green cones; the most common form, about 1% of men; ΔE 24.2 from the original

Tritanopia#005A7Fno blue cones; rare, and affects men and women equally; ΔE 103.9 from the original

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

Contrast with white, large text10.06:1WCAG large text: AAA

Contrast with black, large text2.09:1WCAG large text: Fail

Named colours

Medium blue · ΔE 5.3 Blue · ΔE 16.8 Blue violet · ΔE 24 Dark violet · ΔE 27 Dark blue · ΔE 35.1 Dark orchid · ΔE 37.7

Nearest named CSS colourMedium blue (#0000CD)ΔE 5.27, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#B6DA00

Analogous#0049DA, #9100DA

Triadic#DA2400, #00DA24

Split complementary#DA9100, #49DA00

Tetradic#DA0049, #B6DA00, #00DA91

Tints, shades & saturation

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

Lighter +40%#B6A7FF

Lighter +30%#8B74FF

Lighter +20%#6041FF

Lighter +10%#360EFF

Darker −10%#1C00A7

Darker −20%#130074

Darker −30%#0B0041

Darker −40%#02000E

More saturated +25%#2400DA

Less saturated −25%#361BBF

Channel breakdown

R36

B218

Red36 (14.1%)

Green0 (0%)

Blue218 (85.5%)

Hue249.91°

Saturation (HSL)100%

Lightness42.75%

Dominant channelBlue

Hex per channelR 24 · G 00 · B DA

Keep nerding

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#2400DA

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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