Colour

#003EB5

#003EB5
Blue
Dark
Nearest: Slate blue

#003EB5 is a blue with RGB values 0, 62, 181 and HSL 219°, 100%, 35%. It is a dark colour, so white text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#003EB5#003EB5

HEX#003EB5

RGBrgb(0, 62, 181)

RGB (0–1)0, 0.2431, 0.7098

RGB percentages0%, 24.3%, 71%

HSLhsl(219.4, 100%, 35.5%)

HSV / HSBhsv(219.4, 100%, 71%)

CMYK100%, 65.7%, 0%, 29%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,053

CSS custom property--colour: #003EB5;

Brightness & contrast

Relative luminance0.06781WCAG 2.x, 0 is black and 1 is white

Perceived brightness77.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.91:1

Contrast with white8.91:1WCAG normal text: AAA

Contrast with black2.36:1WCAG normal text: Fail

Greyscale equivalent#393939

Inverted#FFC14A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0052B9no red cones; affects about 1% of men; ΔE 14.9 from the original

Deuteranopia#0042B3no green cones; the most common form, about 1% of men; ΔE 4.4 from the original

Tritanopia#005E74no blue cones; rare, and affects men and women equally; ΔE 67.7 from the original

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

Contrast with white, large text8.91:1WCAG large text: AAA

Contrast with black, large text2.36:1WCAG large text: Fail

Named colours

Slate blue · ΔE 17.1 Royal blue · ΔE 17.8 Rebecca purple · ΔE 22.3 Medium slateblue · ΔE 22.5 Midnight blue · ΔE 23.2 Navy · ΔE 23.7

Nearest named CSS colourSlate blue (#6A5ACD)ΔE 17.06, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#B57700

Analogous#0098B5, #1D00B5

Triadic#B5003E, #3EB500

Split complementary#B51D00, #98B500

Tetradic#B50098, #B57700, #00B51D

Tints, shades & saturation

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

Lighter +40%#82ADFF

Lighter +30%#4F8BFF

Lighter +20%#1C6AFF

Lighter +10%#004FE8

Darker −10%#002D82

Darker −20%#001B4F

Darker −30%#000A1C

Darker −40%#000000

More saturated +25%#003EB5

Less saturated −25%#17459E

Channel breakdown

G62

B181

Red0 (0%)

Green62 (24.3%)

Blue181 (71%)

Hue219.45°

Saturation (HSL)100%

Lightness35.49%

Dominant channelBlue

Hex per channelR 00 · G 3E · B B5

Keep nerding

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

#003EB5

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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