Colour

#1311DE

#1311DE
Blue
Dark
Nearest: Medium blue

#1311DE is a blue with RGB values 19, 17, 222 and HSL 241°, 86%, 47%. It is a dark colour, so white text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#1311DE#1311DE

HEX#1311DE

RGBrgb(19, 17, 222)

RGB (0–1)0.0745, 0.0667, 0.8706

RGB percentages7.5%, 6.7%, 87.1%

HSLhsl(240.6, 85.8%, 46.9%)

HSV / HSBhsv(240.6, 92.3%, 87.1%)

CMYK91.4%, 92.3%, 0%, 12.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,249,758

CSS custom property--colour: #1311DE;

Brightness & contrast

Relative luminance0.05813WCAG 2.x, 0 is black and 1 is white

Perceived brightness76.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.71:1

Contrast with white9.71:1WCAG normal text: AAA

Contrast with black2.16:1WCAG normal text: Fail

Greyscale equivalent#202020

Inverted#ECEE21

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#004FE3no red cones; affects about 1% of men; ΔE 34.4 from the original

Deuteranopia#0038DBno green cones; the most common form, about 1% of men; ΔE 21 from the original

Tritanopia#005E83no blue cones; rare, and affects men and women equally; ΔE 103.1 from the original

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

Contrast with white, large text9.71:1WCAG large text: AAA

Contrast with black, large text2.16:1WCAG large text: Fail

Named colours

Medium blue · ΔE 5.2 Blue · ΔE 17.5 Blue violet · ΔE 24 Dark violet · ΔE 27.8 Dark blue · ΔE 34.6 Dark orchid · ΔE 37.6

Nearest named CSS colourMedium blue (#0000CD)ΔE 5.2, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#DCDE11

Analogous#1175DE, #7A11DE

Triadic#DE1311, #11DE13

Split complementary#DE7A11, #75DE11

Tetradic#DE1175, #DCDE11, #11DE7A

Tints, shades & saturation

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

Lighter +40%#C1C1FA

Lighter +30%#9291F7

Lighter +20%#6362F3

Lighter +10%#3433EF

Darker −10%#0F0DAF

Darker −20%#0B0A7F

Darker −30%#070650

Darker −40%#030221

More saturated +25%#0200EF

Less saturated −25%#302FC0

Channel breakdown

R19

G17

B222

Red19 (7.5%)

Green17 (6.7%)

Blue222 (87.1%)

Hue240.59°

Saturation (HSL)85.77%

Lightness46.86%

Dominant channelBlue

Hex per channelR 13 · G 11 · B DE

Keep nerding

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

#1311DE

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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