Recognised as Colour

#001CA5

#001CA5
Blue
Dark
Nearest: Dark blue

#001CA5 is a blue with RGB values 0, 28, 165 and HSL 230°, 100%, 32%. 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

#001CA5#001CA5

HEX#001CA5

RGBrgb(0, 28, 165)

RGB (0–1)0, 0.1098, 0.6471

RGB percentages0%, 11%, 64.7%

HSLhsl(229.8, 100%, 32.4%)

HSV / HSBhsv(229.8, 100%, 64.7%)

CMYK100%, 83%, 0%, 35.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer7,333

CSS custom property--colour: #001CA5;

Brightness & contrast

Relative luminance0.03547WCAG 2.x, 0 is black and 1 is white

Perceived brightness59.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.28:1

Contrast with white12.28:1WCAG normal text: AAA

Contrast with black1.71:1WCAG normal text: Fail

Greyscale equivalent#202020

Inverted#FFE35A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#003DA9no red cones; affects about 1% of men; ΔE 22.9 from the original

Deuteranopia#002CA3no green cones; the most common form, about 1% of men; ΔE 12 from the original

Tritanopia#004962no blue cones; rare, and affects men and women equally; ΔE 77.7 from the original

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

Contrast with white, large text12.28:1WCAG large text: AAA

Contrast with black, large text1.71:1WCAG large text: Fail

Named colours

Dark blue · ΔE 8.8 Navy · ΔE 12 Indigo · ΔE 19.7 Medium blue · ΔE 27.7 Rebecca purple · ΔE 27.9 Midnight blue · ΔE 28.4

Nearest named CSS colourDark blue (#00008B)ΔE 8.83, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#A58900

Analogous#006FA5, #3600A5

Triadic#A5001C, #1CA500

Split complementary#A53600, #6EA500

Tetradic#A5006F, #A58900, #00A536

Tints, shades & saturation

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

Lighter +40%#728AFF

Lighter +30%#3F60FF

Lighter +20%#0C35FF

Lighter +10%#0025D8

Darker −10%#001372

Darker −20%#000B3F

Darker −30%#00020C

Darker −40%#000000

More saturated +25%#001CA5

Less saturated −25%#152A90

Channel breakdown

G28

B165

Red0 (0%)

Green28 (11%)

Blue165 (64.7%)

Hue229.82°

Saturation (HSL)100%

Lightness32.35%

Dominant channelBlue

Hex per channelR 00 · G 1C · B A5

Keep nerding

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

#001CA5

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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