Colour

#1808B0

#1808B0
Blue
Dark
Nearest: Dark blue

#1808B0 is a blue with RGB values 24, 8, 176 and HSL 246°, 91%, 36%. It is a dark colour, so white text on it reaches 12.3:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#1808B0#1808B0

HEX#1808B0

RGBrgb(24, 8, 176)

RGB (0–1)0.0941, 0.0314, 0.6902

RGB percentages9.4%, 3.1%, 69%

HSLhsl(245.7, 91.3%, 36.1%)

HSV / HSBhsv(245.7, 95.5%, 69%)

CMYK86.4%, 95.5%, 0%, 31%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,575,088

CSS custom property--colour: #1808B0;

Brightness & contrast

Relative luminance0.03502WCAG 2.x, 0 is black and 1 is white

Perceived brightness61.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.35:1

Contrast with white12.35:1WCAG normal text: AAA

Contrast with black1.7:1WCAG normal text: Fail

Greyscale equivalent#181818

Inverted#E7F74F

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#003DB4no red cones; affects about 1% of men; ΔE 29.7 from the original

Deuteranopia#002CAEno green cones; the most common form, about 1% of men; ΔE 19.2 from the original

Tritanopia#004866no blue cones; rare, and affects men and women equally; ΔE 86.8 from the original

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

Contrast with white, large text12.35:1WCAG large text: AAA

Contrast with black, large text1.7:1WCAG large text: Fail

Named colours

Dark blue · ΔE 15.1 Medium blue · ΔE 15.4 Navy · ΔE 20.3 Blue violet · ΔE 23.8 Dark violet · ΔE 26.8 Indigo · ΔE 26.9

Nearest named CSS colourDark blue (#00008B)ΔE 15.05, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#A0B008

Analogous#084CB0, #6C08B0

Triadic#B01808, #08B018

Split complementary#B06C08, #4CB008

Tetradic#B0084C, #A0B008, #08B06C

Tints, shades & saturation

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

Lighter +40%#958AFA

Lighter +30%#695AF7

Lighter +20%#3C29F5

Lighter +10%#1F0AE1

Darker −10%#11067F

Darker −20%#0B044E

Darker −30%#04011E

Darker −40%#000000

More saturated +25%#1200B8

Less saturated −25%#2B1F99

Channel breakdown

R24

B176

Red24 (9.4%)

Green8 (3.1%)

Blue176 (69%)

Hue245.71°

Saturation (HSL)91.3%

Lightness36.08%

Dominant channelBlue

Hex per channelR 18 · G 08 · B B0

Keep nerding

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

#1808B0

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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