Colour

#1212FF

#1212FF
Blue
Dark
Nearest: Blue

#1212FF is a blue with RGB values 18, 18, 255 and HSL 240°, 100%, 54%. It is a dark colour, so white text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#1212FF#1212FF

HEX#1212FF

RGBrgb(18, 18, 255)

RGB (0–1)0.0706, 0.0706, 1

RGB percentages7.1%, 7.1%, 100%

HSLhsl(240, 100%, 53.5%)

HSV / HSBhsv(240, 92.9%, 100%)

CMYK92.9%, 92.9%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,184,511

CSS custom property--colour: #1212FF;

Brightness & contrast

Relative luminance0.07781WCAG 2.x, 0 is black and 1 is white

Perceived brightness87.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.22:1

Contrast with white8.22:1WCAG normal text: AAA

Contrast with black2.56:1WCAG normal text: Fail

Greyscale equivalent#232323

Inverted#EDED00

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#005BFFno red cones; affects about 1% of men; ΔE 41.1 from the original

Deuteranopia#0041FCno green cones; the most common form, about 1% of men; ΔE 23.5 from the original

Tritanopia#006D97no blue cones; rare, and affects men and women equally; ΔE 115.5 from the original

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

Contrast with white, large text8.22:1WCAG large text: AAA

Contrast with black, large text2.56:1WCAG large text: Fail

Named colours

Blue · ΔE 3.7 Medium blue · ΔE 19 Blue violet · ΔE 32.9 Dark violet · ΔE 36 Dark orchid · ΔE 48.1 Dark blue · ΔE 49

Nearest named CSS colourBlue (#0000FF)ΔE 3.69, a close match

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#FFFF12

Analogous#1289FF, #8912FF

Triadic#FF1212, #12FF12

Split complementary#FF8912, #89FF12

Tetradic#FF1289, #FFFF12, #12FF89

Tints, shades & saturation

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

Lighter +40%#DEDEFF

Lighter +30%#ABABFF

Lighter +20%#7878FF

Lighter +10%#4545FF

Darker −10%#0000DE

Darker −20%#0000AB

Darker −30%#000078

Darker −40%#000045

More saturated +25%#1212FF

Less saturated −25%#3030E1

Channel breakdown

R18

G18

B255

Red18 (7.1%)

Green18 (7.1%)

Blue255 (100%)

Hue240°

Saturation (HSL)100%

Lightness53.53%

Dominant channelBlue

Hex per channelR 12 · G 12 · B FF

Keep nerding

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#1212FF

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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