Recognised as Colour

#3037FF

#3037FF
Blue
Dark
Nearest: Medium blue

#3037FF is a blue with RGB values 48, 55, 255 and HSL 238°, 100%, 59%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Medium blue.

Colour values

#3037FF#3037FF

HEX#3037FF

RGBrgb(48, 55, 255)

RGB (0–1)0.1882, 0.2157, 1

RGB percentages18.8%, 21.6%, 100%

HSLhsl(238, 100%, 59.4%)

HSV / HSBhsv(238, 81.2%, 100%)

CMYK81.2%, 78.4%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,160,063

CSS custom property--colour: #3037FF;

Brightness & contrast

Relative luminance0.10581WCAG 2.x, 0 is black and 1 is white

Perceived brightness99.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.74:1

Contrast with white6.74:1WCAG normal text: AA

Contrast with black3.12:1WCAG normal text: Fail

Greyscale equivalent#444444

Inverted#CFC800

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0066FFno red cones; affects about 1% of men; ΔE 33.7 from the original

Deuteranopia#0051FCno green cones; the most common form, about 1% of men; ΔE 19 from the original

Tritanopia#00769Cno 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 text6.74:1WCAG large text: AAA

Contrast with black, large text3.12:1WCAG large text: AA

Named colours

Medium blue · ΔE 15.2 Blue · ΔE 19.8 Blue violet · ΔE 23.1 Dark violet · ΔE 29.2 Dark orchid · ΔE 37.1 Dark blue · ΔE 39.5

Nearest named CSS colourMedium blue (#0000CD)ΔE 15.23, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#FFF830

Analogous#309FFF, #9030FF

Triadic#FF3037, #37FF30

Split complementary#FF9130, #9FFF30

Tetradic#FF309F, #FFF830, #30FF90

Tints, shades & saturation

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

Lighter +40%#FCFCFF

Lighter +30%#C9CBFF

Lighter +20%#969AFF

Lighter +10%#6368FF

Darker −10%#0009FC

Darker −20%#0007C9

Darker −30%#000596

Darker −40%#000363

More saturated +25%#3037FF

Less saturated −25%#4A4FE5

Channel breakdown

R48

G55

B255

Red48 (18.8%)

Green55 (21.6%)

Blue255 (100%)

Hue237.97°

Saturation (HSL)100%

Lightness59.41%

Dominant channelBlue

Hex per channelR 30 · G 37 · B FF

Keep nerding

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

#3037FF

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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