Colour

#003FF5

#003FF5
Blue
Dark
Nearest: Medium blue

#003FF5 is a blue with RGB values 0, 63, 245 and HSL 225°, 100%, 48%. It is a dark colour, so white text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Medium blue.

Colour values

#003FF5#003FF5

HEX#003FF5

RGBrgb(0, 63, 245)

RGB (0–1)0, 0.2471, 0.9608

RGB percentages0%, 24.7%, 96.1%

HSLhsl(224.6, 100%, 48%)

HSV / HSBhsv(224.6, 100%, 96.1%)

CMYK100%, 74.3%, 0%, 3.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,373

CSS custom property--colour: #003FF5;

Brightness & contrast

Relative luminance0.10148WCAG 2.x, 0 is black and 1 is white

Perceived brightness95.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.93:1

Contrast with white6.93:1WCAG normal text: AA

Contrast with black3.03:1WCAG normal text: Fail

Greyscale equivalent#3F3F3F

Inverted#FFC00A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0065FAno red cones; affects about 1% of men; ΔE 26.3 from the original

Deuteranopia#004EF2no green cones; the most common form, about 1% of men; ΔE 12.1 from the original

Tritanopia#007698no blue cones; rare, and affects men and women equally; ΔE 97.1 from the original

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

Contrast with white, large text6.93:1WCAG large text: AAA

Contrast with black, large text3.03:1WCAG large text: AA

Named colours

Medium blue · ΔE 17.8 Blue violet · ΔE 23.4 Blue · ΔE 29 Dark violet · ΔE 30.6 Medium slateblue · ΔE 33.7 Dark blue · ΔE 33.8

Nearest named CSS colourMedium blue (#0000CD)ΔE 17.75, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#F5B600

Analogous#00BAF5, #3C00F5

Triadic#F5003F, #3FF500

Split complementary#F53B00, #BAF500

Tetradic#F500BA, #F5B600, #00F53B

Tints, shades & saturation

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

Lighter +40%#C2D2FF

Lighter +30%#8FACFF

Lighter +20%#5C86FF

Lighter +10%#2960FF

Darker −10%#0032C2

Darker −20%#00258F

Darker −30%#00185C

Darker −40%#000B29

More saturated +25%#003FF5

Less saturated −25%#1F4ED6

Channel breakdown

G63

B245

Red0 (0%)

Green63 (24.7%)

Blue245 (96.1%)

Hue224.57°

Saturation (HSL)100%

Lightness48.04%

Dominant channelBlue

Hex per channelR 00 · G 3F · B F5

Keep nerding

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

#003FF5

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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