Recognised as Colour

#C31DB5

#C31DB5
Magenta
Dark
Nearest: Medium orchid

#C31DB5 is a magenta with RGB values 195, 29, 181 and HSL 305°, 74%, 44%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Medium orchid.

Colour values

#C31DB5#C31DB5

HEX#C31DB5

RGBrgb(195, 29, 181)

RGB (0–1)0.7647, 0.1137, 0.7098

RGB percentages76.5%, 11.4%, 71%

HSLhsl(305.1, 74.1%, 43.9%)

HSV / HSBhsv(305.1, 85.1%, 76.5%)

CMYK0%, 85.1%, 7.2%, 23.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,787,125

CSS custom property--colour: #C31DB5;

Brightness & contrast

Relative luminance0.15817WCAG 2.x, 0 is black and 1 is white

Perceived brightness124.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.04:1

Contrast with white5.04:1WCAG normal text: AA

Contrast with black4.16:1WCAG normal text: Fail

Greyscale equivalent#4B4B4B

Inverted#3CE24A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0560B9no red cones; affects about 1% of men; ΔE 64.6 from the original

Deuteranopia#5B77B1no green cones; the most common form, about 1% of men; ΔE 69.1 from the original

Tritanopia#CC366Dno blue cones; rare, and affects men and women equally; ΔE 46.8 from the original

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

Contrast with white, large text5.04:1WCAG large text: AAA

Contrast with black, large text4.16:1WCAG large text: AA

Named colours

Medium orchid · ΔE 18.4 Dark magenta · ΔE 18.8 Dark orchid · ΔE 21.7 Purple · ΔE 23.7 Orchid · ΔE 26.1 Medium violet red · ΔE 26.1

Nearest named CSS colourMedium orchid (#BA55D3)ΔE 18.37, a distinctly different colour

Hue familymagenta

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1DC32B

Analogous#7E1DC3, #C31D62

Triadic#B5C31D, #1DB5C3

Split complementary#62C31D, #1DC37E

Tetradic#C37E1D, #1DC32B, #1D62C3

Tints, shades & saturation

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

Lighter +40%#F4B8EF

Lighter +30%#EE8BE5

Lighter +20%#E75FDC

Lighter +10%#E132D2

Darker −10%#97168C

Darker −20%#6A1063

Darker −30%#3E0939

Darker −40%#110310

More saturated +25%#DF01CC

Less saturated −25%#A7399E

Channel breakdown

R195

G29

B181

Red195 (76.5%)

Green29 (11.4%)

Blue181 (71%)

Hue305.06°

Saturation (HSL)74.11%

Lightness43.92%

Dominant channelRed

Hex per channelR C3 · G 1D · B B5

Keep nerding

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

Harmonies

Lighter and darker

Similar named colours

Also reads as

C31Db5 (chemical formula)

Formula
1,712.341 g/mol
36 atoms

C31Db5 has a molar mass of 1,712.341 g/mol, made up of 36 atoms across 2 elements: 31 × C, 5 × Db.

Open this reading on its own page →

Molar mass

Molar mass1,712.341 g/mol

Total atoms per molecule36

Distinct elements2

Mass of one molecule2.8434091 × 10^-21 g

Molecules per gram3.5169051 × 10^20

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

C21.7%

Db78.3%

Carbon (C × 31)372.341 g/mol, 21.745%

Dubnium (Db × 5)1,340 g/mol, 78.255%

Keep nerding

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

Elements in this formula

Nerdulate something else

Nothing in mind? Surprise me · today’s page