Recognised as Colour

#0010F3

#0010F3
Blue
Dark
Nearest: Blue

#0010F3 is a blue with RGB values 0, 16, 243 and HSL 236°, 100%, 48%. It is a dark colour, so white text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#0010F3#0010F3

HEX#0010F3

RGBrgb(0, 16, 243)

RGB (0–1)0, 0.0627, 0.9529

RGB percentages0%, 6.3%, 95.3%

HSLhsl(236, 100%, 47.6%)

HSV / HSBhsv(236, 100%, 95.3%)

CMYK100%, 93.4%, 0%, 4.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,339

CSS custom property--colour: #0010F3;

Brightness & contrast

Relative luminance0.06842WCAG 2.x, 0 is black and 1 is white

Perceived brightness83 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.87:1

Contrast with white8.87:1WCAG normal text: AAA

Contrast with black2.37:1WCAG normal text: Fail

Greyscale equivalent#1D1D1D

Inverted#FFEF0C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0056F8no red cones; affects about 1% of men; ΔE 37.3 from the original

Deuteranopia#003DF0no green cones; the most common form, about 1% of men; ΔE 22.7 from the original

Tritanopia#00688Fno blue cones; rare, and affects men and women equally; ΔE 112.5 from the original

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

Contrast with white, large text8.87:1WCAG large text: AAA

Contrast with black, large text2.37:1WCAG large text: Fail

Named colours

Blue · ΔE 7.7 Medium blue · ΔE 14.3 Blue violet · ΔE 30 Dark violet · ΔE 33.3 Dark blue · ΔE 44.3 Dark orchid · ΔE 44.9

Nearest named CSS colourBlue (#0000FF)ΔE 7.74, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#F3E300

Analogous#0089F3, #6A00F3

Triadic#F30010, #10F300

Split complementary#F36900, #8AF300

Tetradic#F30089, #F3E300, #00F369

Tints, shades & saturation

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

Lighter +40%#C0C4FF

Lighter +30%#8D95FF

Lighter +20%#5A65FF

Lighter +10%#2735FF

Darker −10%#000DC0

Darker −20%#00098D

Darker −30%#00065A

Darker −40%#000327

More saturated +25%#0010F3

Less saturated −25%#1E2AD5

Channel breakdown

G16

B243

Red0 (0%)

Green16 (6.3%)

Blue243 (95.3%)

Hue236.05°

Saturation (HSL)100%

Lightness47.65%

Dominant channelBlue

Hex per channelR 00 · G 10 · B F3

Keep nerding

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

#0010F3

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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