Recognised as Colour

#1318A9

#1318A9
Blue
Dark
Nearest: Dark blue

#1318A9 is a blue with RGB values 19, 24, 169 and HSL 238°, 80%, 37%. It is a dark colour, so white text on it reaches 12.1:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#1318A9#1318A9

HEX#1318A9

RGBrgb(19, 24, 169)

RGB (0–1)0.0745, 0.0941, 0.6627

RGB percentages7.5%, 9.4%, 66.3%

HSLhsl(238, 79.8%, 36.9%)

HSV / HSBhsv(238, 88.8%, 66.3%)

CMYK88.8%, 85.8%, 0%, 33.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,251,497

CSS custom property--colour: #1318A9;

Brightness & contrast

Relative luminance0.03656WCAG 2.x, 0 is black and 1 is white

Perceived brightness60.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.13:1

Contrast with white12.13:1WCAG normal text: AAA

Contrast with black1.73:1WCAG normal text: Fail

Greyscale equivalent#212121

Inverted#ECE756

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#003DADno red cones; affects about 1% of men; ΔE 24.5 from the original

Deuteranopia#002EA7no green cones; the most common form, about 1% of men; ΔE 15.4 from the original

Tritanopia#004964no blue cones; rare, and affects men and women equally; ΔE 80.1 from the original

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

Contrast with white, large text12.13:1WCAG large text: AAA

Contrast with black, large text1.73:1WCAG large text: Fail

Named colours

Dark blue · ΔE 9.5 Navy · ΔE 13.9 Indigo · ΔE 21 Medium blue · ΔE 23.9 Blue violet · ΔE 27.3 Dark orchid · ΔE 29

Nearest named CSS colourDark blue (#00008B)ΔE 9.53, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#A9A413

Analogous#1363A9, #5913A9

Triadic#A91318, #18A913

Split complementary#A95913, #63A913

Tetradic#A91363, #A9A413, #13A959

Tints, shades & saturation

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

Lighter +40%#9598F3

Lighter +30%#676CEE

Lighter +20%#393FE9

Lighter +10%#181FD7

Darker −10%#0E117B

Darker −20%#090B4D

Darker −30%#04041F

Darker −40%#000000

More saturated +25%#0006BC

Less saturated −25%#2B2E92

Channel breakdown

R19

G24

B169

Red19 (7.5%)

Green24 (9.4%)

Blue169 (66.3%)

Hue238°

Saturation (HSL)79.79%

Lightness36.86%

Dominant channelBlue

Hex per channelR 13 · G 18 · B A9

Keep nerding

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

#1318A9

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

Nerdulate something else