Colour

#0021F6

#0021F6
Blue
Dark
Nearest: Blue

#0021F6 is a blue with RGB values 0, 33, 246 and HSL 232°, 100%, 48%. It is a dark colour, so white text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#0021F6#0021F6

HEX#0021F6

RGBrgb(0, 33, 246)

RGB (0–1)0, 0.1294, 0.9647

RGB percentages0%, 12.9%, 96.5%

HSLhsl(232, 100%, 48.2%)

HSV / HSBhsv(232, 100%, 96.5%)

CMYK100%, 86.6%, 0%, 3.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer8,694

CSS custom property--colour: #0021F6;

Brightness & contrast

Relative luminance0.07742WCAG 2.x, 0 is black and 1 is white

Perceived brightness86.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.24:1

Contrast with white8.24:1WCAG normal text: AAA

Contrast with black2.55:1WCAG normal text: Fail

Greyscale equivalent#292929

Inverted#FFDE09

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#005AFBno red cones; affects about 1% of men; ΔE 34.3 from the original

Deuteranopia#0042F3no green cones; the most common form, about 1% of men; ΔE 20.1 from the original

Tritanopia#006C93no blue cones; rare, and affects men and women equally; ΔE 108.9 from the original

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

Contrast with white, large text8.24:1WCAG large text: AAA

Contrast with black, large text2.55:1WCAG large text: Fail

Named colours

Blue · ΔE 11.9 Medium blue · ΔE 12.9 Blue violet · ΔE 27.6 Dark violet · ΔE 31.9 Dark blue · ΔE 41.9 Dark orchid · ΔE 42.2

Nearest named CSS colourBlue (#0000FF)ΔE 11.91, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#F6D500

Analogous#009CF6, #5A00F6

Triadic#F60021, #21F600

Split complementary#F65A00, #9CF600

Tetradic#F6009C, #F6D500, #00F65A

Tints, shades & saturation

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

Lighter +40%#C3CBFF

Lighter +30%#909FFF

Lighter +20%#5D73FF

Lighter +10%#2A47FF

Darker −10%#001AC3

Darker −20%#001390

Darker −30%#000C5D

Darker −40%#00062A

More saturated +25%#0021F6

Less saturated −25%#1F37D7

Channel breakdown

G33

B246

Red0 (0%)

Green33 (12.9%)

Blue246 (96.5%)

Hue231.95°

Saturation (HSL)100%

Lightness48.24%

Dominant channelBlue

Hex per channelR 00 · G 21 · B F6

Keep nerding

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

#0021F6

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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