Colour

#1100DC

#1100DC
Blue
Dark
Nearest: Medium blue

#1100DC is a blue with RGB values 17, 0, 220 and HSL 245°, 100%, 43%. It is a dark colour, so white text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#1100DC#1100DC

HEX#1100DC

RGBrgb(17, 0, 220)

RGB (0–1)0.0667, 0, 0.8627

RGB percentages6.7%, 0%, 86.3%

HSLhsl(244.6, 100%, 43.1%)

HSV / HSBhsv(244.6, 100%, 86.3%)

CMYK92.3%, 100%, 0%, 13.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,114,332

CSS custom property--colour: #1100DC;

Brightness & contrast

Relative luminance0.05286WCAG 2.x, 0 is black and 1 is white

Perceived brightness74.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.21:1

Contrast with white10.21:1WCAG normal text: AAA

Contrast with black2.06:1WCAG normal text: Fail

Greyscale equivalent#131313

Inverted#EEFF23

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#004CE1no red cones; affects about 1% of men; ΔE 36.3 from the original

Deuteranopia#0035D9no green cones; the most common form, about 1% of men; ΔE 23 from the original

Tritanopia#005B80no blue cones; rare, and affects men and women equally; ΔE 105.5 from the original

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

Contrast with white, large text10.21:1WCAG large text: AAA

Contrast with black, large text2.06:1WCAG large text: Fail

Named colours

Medium blue · ΔE 6.3 Blue · ΔE 15.3 Blue violet · ΔE 25.8 Dark violet · ΔE 28.8 Dark blue · ΔE 36.4 Dark orchid · ΔE 39.6

Nearest named CSS colourMedium blue (#0000CD)ΔE 6.34, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#CBDC00

Analogous#005DDC, #7F00DC

Triadic#DC1100, #00DC11

Split complementary#DC7F00, #5DDC00

Tetradic#DC005D, #CBDC00, #00DC7F

Tints, shades & saturation

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

Lighter +40%#B0A9FF

Lighter +30%#8176FF

Lighter +20%#5243FF

Lighter +10%#2210FF

Darker −10%#0D00A9

Darker −20%#090076

Darker −30%#050043

Darker −40%#010010

More saturated +25%#1100DC

Less saturated −25%#281CC1

Channel breakdown

R17

B220

Red17 (6.7%)

Green0 (0%)

Blue220 (86.3%)

Hue244.64°

Saturation (HSL)100%

Lightness43.14%

Dominant channelBlue

Hex per channelR 11 · G 00 · B DC

Keep nerding

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#1100DC

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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