Recognised as Colour

#013CA1

#013CA1
Blue
Dark
Nearest: Dark slateblue

#013CA1 is a blue with RGB values 1, 60, 161 and HSL 218°, 99%, 32%. It is a dark colour, so white text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#013CA1#013CA1

HEX#013CA1

RGBrgb(1, 60, 161)

RGB (0–1)0.0039, 0.2353, 0.6314

RGB percentages0.4%, 23.5%, 63.1%

HSLhsl(217.9, 98.8%, 31.8%)

HSV / HSBhsv(217.9, 99.4%, 63.1%)

CMYK99.4%, 62.7%, 0%, 36.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer81,057

CSS custom property--colour: #013CA1;

Brightness & contrast

Relative luminance0.05811WCAG 2.x, 0 is black and 1 is white

Perceived brightness71.2 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#373737

Inverted#FEC35E

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#004BA4no red cones; affects about 1% of men; ΔE 11.5 from the original

Deuteranopia#003D9Fno green cones; the most common form, about 1% of men; ΔE 2.1 from the original

Tritanopia#005768no blue cones; rare, and affects men and women equally; ΔE 59.8 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

Dark slateblue · ΔE 16.8 Midnight blue · ΔE 17 Slate blue · ΔE 19.3 Royal blue · ΔE 20 Rebecca purple · ΔE 20.9 Navy · ΔE 27.4

Nearest named CSS colourDark slateblue (#483D8B)ΔE 16.79, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#A16601

Analogous#018CA1, #1601A1

Triadic#A1013C, #3CA101

Split complementary#A11601, #8CA101

Tetradic#A1018C, #A16601, #01A116

Tints, shades & saturation

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

Lighter +40%#70A4FE

Lighter +30%#3D84FE

Lighter +20%#0B64FD

Lighter +10%#014FD4

Darker −10%#01296E

Darker −20%#00163C

Darker −30%#000309

Darker −40%#000000

More saturated +25%#003CA2

Less saturated −25%#15418D

Channel breakdown

G60

B161

Red1 (0.4%)

Green60 (23.5%)

Blue161 (63.1%)

Hue217.88°

Saturation (HSL)98.77%

Lightness31.76%

Dominant channelBlue

Hex per channelR 01 · G 3C · B A1

Keep nerding

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

#013CA1

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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