Colour

#1A00B3

#1A00B3
Blue
Dark
Nearest: Medium blue

#1A00B3 is a blue with RGB values 26, 0, 179 and HSL 249°, 100%, 35%. It is a dark colour, so white text on it reaches 12.4:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#1A00B3#1A00B3

HEX#1A00B3

RGBrgb(26, 0, 179)

RGB (0–1)0.102, 0, 0.702

RGB percentages10.2%, 0%, 70.2%

HSLhsl(248.7, 100%, 35.1%)

HSV / HSBhsv(248.7, 100%, 70.2%)

CMYK85.5%, 100%, 0%, 29.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,704,115

CSS custom property--colour: #1A00B3;

Brightness & contrast

Relative luminance0.03474WCAG 2.x, 0 is black and 1 is white

Perceived brightness62.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.39:1

Contrast with white12.39:1WCAG normal text: AAA

Contrast with black1.69:1WCAG normal text: Fail

Greyscale equivalent#121212

Inverted#E5FF4C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#003CB7no red cones; affects about 1% of men; ΔE 30.6 from the original

Deuteranopia#002BB0no green cones; the most common form, about 1% of men; ΔE 20.9 from the original

Tritanopia#004968no blue cones; rare, and affects men and women equally; ΔE 89.7 from the original

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

Contrast with white, large text12.39:1WCAG large text: AAA

Contrast with black, large text1.69:1WCAG large text: Fail

Named colours

Medium blue · ΔE 12.3 Dark blue · ΔE 17.9 Blue violet · ΔE 23.1 Navy · ΔE 23.2 Dark violet · ΔE 25.9 Indigo · ΔE 29.5

Nearest named CSS colourMedium blue (#0000CD)ΔE 12.32, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#99B300

Analogous#0040B3, #7400B3

Triadic#B31A00, #00B31A

Split complementary#B37400, #3FB300

Tetradic#B3003F, #99B300, #00B373

Tints, shades & saturation

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

Lighter +40%#9280FF

Lighter +30%#674DFF

Lighter +20%#3B1AFF

Lighter +10%#2100E6

Darker −10%#130080

Darker −20%#0B004D

Darker −30%#04001A

Darker −40%#000000

More saturated +25%#1A00B3

Less saturated −25%#2A169D

Channel breakdown

R26

B179

Red26 (10.2%)

Green0 (0%)

Blue179 (70.2%)

Hue248.72°

Saturation (HSL)100%

Lightness35.1%

Dominant channelBlue

Hex per channelR 1A · G 00 · B B3

Keep nerding

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

#1A00B3

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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