Colour

#003F85

#003F85
Blue
Dark
Nearest: Dark slateblue

#003F85 is a blue with RGB values 0, 63, 133 and HSL 212°, 100%, 26%. It is a dark colour, so white text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#003F85#003F85

HEX#003F85

RGBrgb(0, 63, 133)

RGB (0–1)0, 0.2471, 0.5216

RGB percentages0%, 24.7%, 52.2%

HSLhsl(211.6, 100%, 26.1%)

HSV / HSBhsv(211.6, 100%, 52.2%)

CMYK100%, 52.6%, 0%, 47.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,261

CSS custom property--colour: #003F85;

Brightness & contrast

Relative luminance0.05248WCAG 2.x, 0 is black and 1 is white

Perceived brightness65.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.25:1

Contrast with white10.25:1WCAG normal text: AAA

Contrast with black2.05:1WCAG normal text: Fail

Greyscale equivalent#373737

Inverted#FFC07A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0E4788no red cones; affects about 1% of men; ΔE 5.3 from the original

Deuteranopia#003C84no green cones; the most common form, about 1% of men; ΔE 2.2 from the original

Tritanopia#00505Bno blue cones; rare, and affects men and women equally; ΔE 42.8 from the original

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

Contrast with white, large text10.25:1WCAG large text: AAA

Contrast with black, large text2.05:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 14.6 Midnight blue · ΔE 23.5 Rebecca purple · ΔE 31.5 Steel blue · ΔE 32 Royal blue · ΔE 32.7 Slate blue · ΔE 33

Nearest named CSS colourDark slateblue (#483D8B)ΔE 14.59, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#854600

Analogous#008285, #030085

Triadic#85003F, #3F8500

Split complementary#850300, #828500

Tetradic#850082, #854600, #008503

Tints, shades & saturation

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

Lighter +40%#52A4FF

Lighter +30%#1F89FF

Lighter +20%#006FEB

Lighter +10%#0057B8

Darker −10%#002752

Darker −20%#000F1F

Darker −30%#000000

Darker −40%#000000

More saturated +25%#003F85

Less saturated −25%#114074

Channel breakdown

G63

B133

Red0 (0%)

Green63 (24.7%)

Blue133 (52.2%)

Hue211.58°

Saturation (HSL)100%

Lightness26.08%

Dominant channelBlue

Hex per channelR 00 · G 3F · B 85

Keep nerding

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

#003F85

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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