Colour

#2100FC

#2100FC
Blue
Dark
Nearest: Blue

#2100FC is a blue with RGB values 33, 0, 252 and HSL 248°, 100%, 49%. It is a dark colour, so white text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#2100FC#2100FC

HEX#2100FC

RGBrgb(33, 0, 252)

RGB (0–1)0.1294, 0, 0.9882

RGB percentages12.9%, 0%, 98.8%

HSLhsl(247.9, 100%, 49.4%)

HSV / HSBhsv(247.9, 100%, 98.8%)

CMYK86.9%, 100%, 0%, 1.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,162,940

CSS custom property--colour: #2100FC;

Brightness & contrast

Relative luminance0.07352WCAG 2.x, 0 is black and 1 is white

Perceived brightness87 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.5:1

Contrast with white8.5:1WCAG normal text: AAA

Contrast with black2.47:1WCAG normal text: Fail

Greyscale equivalent#191919

Inverted#DEFF03

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0058FFno red cones; affects about 1% of men; ΔE 40.9 from the original

Deuteranopia#003FF8no green cones; the most common form, about 1% of men; ΔE 26.1 from the original

Tritanopia#006994no blue cones; rare, and affects men and women equally; ΔE 115.9 from the original

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

Contrast with white, large text8.5:1WCAG large text: AAA

Contrast with black, large text2.47:1WCAG large text: Fail

Named colours

Blue · ΔE 2.3 Medium blue · ΔE 19.8 Blue violet · ΔE 33.6 Dark violet · ΔE 36.1 Dark orchid · ΔE 48.8 Dark blue · ΔE 49.9

Nearest named CSS colourBlue (#0000FF)ΔE 2.26, below the just-noticeable difference

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#DBFC00

Analogous#005DFC, #9F00FC

Triadic#FC2100, #00FC21

Split complementary#FC9F00, #5DFC00

Tetradic#FC005D, #DBFC00, #00FC9F

Tints, shades & saturation

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

Lighter +40%#D0C9FF

Lighter +30%#A496FF

Lighter +20%#7763FF

Lighter +10%#4B30FF

Darker −10%#1A00C9

Darker −20%#140096

Darker −30%#0D0063

Darker −40%#060030

More saturated +25%#2100FC

Less saturated −25%#3820DD

Channel breakdown

R33

B252

Red33 (12.9%)

Green0 (0%)

Blue252 (98.8%)

Hue247.86°

Saturation (HSL)100%

Lightness49.41%

Dominant channelBlue

Hex per channelR 21 · G 00 · B FC

Keep nerding

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

#2100FC

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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