Recognised as Colour

#CA3565

#CA3565
Red
Dark
Nearest: Pale violetred

#CA3565 is a red with RGB values 202, 53, 101 and HSL 341°, 58%, 50%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Pale violetred.

Colour values

#CA3565#CA3565

HEX#CA3565

RGBrgb(202, 53, 101)

RGB (0–1)0.7922, 0.2078, 0.3961

RGB percentages79.2%, 20.8%, 39.6%

HSLhsl(340.7, 58.4%, 50%)

HSV / HSBhsv(340.7, 73.8%, 79.2%)

CMYK0%, 73.8%, 50%, 20.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,251,941

CSS custom property--colour: #CA3565;

Brightness & contrast

Relative luminance0.16042WCAG 2.x, 0 is black and 1 is white

Perceived brightness122.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.99:1

Contrast with white4.99:1WCAG normal text: AA

Contrast with black4.21:1WCAG normal text: Fail

Greyscale equivalent#585858

Inverted#35CA9A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#595D66no red cones; affects about 1% of men; ΔE 62.4 from the original

Deuteranopia#817A61no green cones; the most common form, about 1% of men; ΔE 63.1 from the original

Tritanopia#DC1249no blue cones; rare, and affects men and women equally; ΔE 21 from the original

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

Contrast with white, large text4.99:1WCAG large text: AAA

Contrast with black, large text4.21:1WCAG large text: AA

Named colours

Pale violetred · ΔE 21.8 Indian red · ΔE 22.4 Medium violet red · ΔE 25.3 Hot pink · ΔE 26.4 Brown · ΔE 27 Crimson · ΔE 27.6

Nearest named CSS colourPale violetred (#DB7093)ΔE 21.83, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#35CA9A

Analogous#CA35B0, #CA5035

Triadic#65CA35, #3565CA

Split complementary#35CA50, #35B0CA

Tetradic#B0CA35, #35CA9A, #4F35CA

Tints, shades & saturation

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

Lighter +40%#F4D7E0

Lighter +30%#EAAEC1

Lighter +20%#DF86A3

Lighter +10%#D55D84

Darker −10%#A22A51

Darker −20%#79203D

Darker −30%#511528

Darker −40%#280B14

More saturated +25%#EA155A

Less saturated −25%#AA5570

Channel breakdown

R202

G53

B101

Red202 (79.2%)

Green53 (20.8%)

Blue101 (39.6%)

Hue340.67°

Saturation (HSL)58.43%

Lightness50%

Dominant channelRed

Hex per channelR CA · G 35 · B 65

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Ca3565 (chemical formula)

Formula
142,878.07 g/mol
3565 atoms

Ca3565 has a molar mass of 142,878.07 g/mol, made up of 3565 atoms across 1 element: 3565 × Ca.

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Molar mass

Molar mass142,878.07 g/mol

Total atoms per molecule3565

Distinct elements1

Mass of one molecule2.3725462 × 10^-19 g

Molecules per gram4.2148811 × 10^18

Name

NameNot in the name tablea name cannot be worked out from a formula alone: isomers share formulas, and naming depends on bonding the formula does not show

Composition by mass

Ca100%

Calcium (Ca × 3565)142,878.07 g/mol, 100%

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Elements in this formula

Calcium

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