Recognised as Colour

#3100D3

#3100D3
Blue
Dark
Nearest: Medium blue

#3100D3 is a blue with RGB values 49, 0, 211 and HSL 254°, 100%, 41%. It is a dark colour, so white text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#3100D3#3100D3

HEX#3100D3

RGBrgb(49, 0, 211)

RGB (0–1)0.1922, 0, 0.8275

RGB percentages19.2%, 0%, 82.7%

HSLhsl(253.9, 100%, 41.4%)

HSV / HSBhsv(253.9, 100%, 82.7%)

CMYK76.8%, 100%, 0%, 17.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,211,475

CSS custom property--colour: #3100D3;

Brightness & contrast

Relative luminance0.05356WCAG 2.x, 0 is black and 1 is white

Perceived brightness76.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.14:1

Contrast with white10.14:1WCAG normal text: AAA

Contrast with black2.07:1WCAG normal text: Fail

Greyscale equivalent#1A1A1A

Inverted#CEFF2C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#004AD8no red cones; affects about 1% of men; ΔE 35.2 from the original

Deuteranopia#0038D0no green cones; the most common form, about 1% of men; ΔE 25.3 from the original

Tritanopia#00567Bno blue cones; rare, and affects men and women equally; ΔE 99.8 from the original

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

Contrast with white, large text10.14:1WCAG large text: AAA

Contrast with black, large text2.07:1WCAG large text: Fail

Named colours

Medium blue · ΔE 3.7 Blue · ΔE 20.6 Blue violet · ΔE 21.3 Dark violet · ΔE 24.3 Dark blue · ΔE 31.5 Dark orchid · ΔE 34.3

Nearest named CSS colourMedium blue (#0000CD)ΔE 3.66, a close match

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#A2D300

Analogous#0038D3, #9B00D3

Triadic#D33100, #00D331

Split complementary#D39B00, #38D300

Tetradic#D30038, #A2D300, #00D39B

Tints, shades & saturation

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

Lighter +40%#B6A0FF

Lighter +30%#8F6DFF

Lighter +20%#683AFF

Lighter +10%#4107FF

Darker −10%#2500A0

Darker −20%#19006D

Darker −30%#0D003A

Darker −40%#020007

More saturated +25%#3100D3

Less saturated −25%#3F1AB9

Channel breakdown

R49

B211

Red49 (19.2%)

Green0 (0%)

Blue211 (82.7%)

Hue253.93°

Saturation (HSL)100%

Lightness41.37%

Dominant channelBlue

Hex per channelR 31 · G 00 · B D3

Keep nerding

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

#3100D3

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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