Colour

#2500CC

#2500CC
Blue
Dark
Nearest: Medium blue

#2500CC is a blue with RGB values 37, 0, 204 and HSL 251°, 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

#2500CC#2500CC

HEX#2500CC

RGBrgb(37, 0, 204)

RGB (0–1)0.1451, 0, 0.8

RGB percentages14.5%, 0%, 80%

HSLhsl(250.9, 100%, 40%)

HSV / HSBhsv(250.9, 100%, 80%)

CMYK81.9%, 100%, 0%, 20%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,425,036

CSS custom property--colour: #2500CC;

Brightness & contrast

Relative luminance0.04753WCAG 2.x, 0 is black and 1 is white

Perceived brightness71.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.77:1

Contrast with white10.77:1WCAG normal text: AAA

Contrast with black1.95:1WCAG normal text: Fail

Greyscale equivalent#171717

Inverted#DAFF33

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0046D1no red cones; affects about 1% of men; ΔE 33.6 from the original

Deuteranopia#0034C9no green cones; the most common form, about 1% of men; ΔE 23.8 from the original

Tritanopia#005477no blue cones; rare, and affects men and women equally; ΔE 98.6 from the original

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

Contrast with white, large text10.77:1WCAG large text: AAA

Contrast with black, large text1.95:1WCAG large text: Fail

Named colours

Medium blue · ΔE 2.6 Blue violet · ΔE 21.8 Blue · ΔE 23 Dark violet · ΔE 24.8 Dark blue · ΔE 28.8 Dark orchid · ΔE 33.9

Nearest named CSS colourMedium blue (#0000CD)ΔE 2.58, a close match

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#A7CC00

Analogous#0041CC, #8B00CC

Triadic#CC2500, #00CC25

Split complementary#CC8B00, #41CC00

Tetradic#CC0041, #A7CC00, #00CC8B

Tints, shades & saturation

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

Lighter +40%#AC99FF

Lighter +30%#8266FF

Lighter +20%#5833FF

Lighter +10%#2E00FF

Darker −10%#1C0099

Darker −20%#130066

Darker −30%#090033

Darker −40%#000000

More saturated +25%#2500CC

Less saturated −25%#3519B3

Channel breakdown

R37

B204

Red37 (14.5%)

Green0 (0%)

Blue204 (80%)

Hue250.88°

Saturation (HSL)100%

Lightness40%

Dominant channelBlue

Hex per channelR 25 · G 00 · B CC

Keep nerding

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#2500CC

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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