Recognised as Colour
#C18DB5
- #C18DB5
- Magenta
- Dark
- Nearest: Plum
#C18DB5 is a magenta with RGB values 193, 141, 181 and HSL 314°, 30%, 65%. It is a dark colour, so black text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Plum.
Colour values
#C18DB5#C18DB5
HEX#C18DB5
RGBrgb(193, 141, 181)
RGB (0–1)0.7569, 0.5529, 0.7098
RGB percentages75.7%, 55.3%, 71%
HSLhsl(313.8, 29.5%, 65.5%)
HSV / HSBhsv(313.8, 26.9%, 75.7%)
CMYK0%, 26.9%, 6.2%, 24.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,684,725
CSS custom property--colour: #C18DB5;
Brightness & contrast
Relative luminance0.33723WCAG 2.x, 0 is black and 1 is white
Perceived brightness162.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.74:1
Contrast with white2.71:1WCAG normal text: Fail
Contrast with black7.74:1WCAG normal text: AAA
Greyscale equivalent#9B9B9B
Inverted#3E724A
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.71:1WCAG large text: Fail
Contrast with black, large text7.74:1WCAG large text: AAA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#8DC199
Analogous#B38DC1, #C18D9B
Triadic#B5C18D, #8DB5C1
Split complementary#9BC18D, #8DC1B3
Tetradic#C1B38D, #8DC199, #8D9BC1
Tints, shades & saturation
Channel breakdown
R193
G141
B181
Red193 (75.7%)
Green141 (55.3%)
Blue181 (71%)
Hue313.85°
Saturation (HSL)29.55%
Lightness65.49%
Dominant channelRed
Hex per channelR C1 · G 8D · B B5
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Harmonies
Similar named colours
Also reads as
C18Db5 (chemical formula)
- Formula
- 1,556.198 g/mol
- 23 atoms
C18Db5 has a molar mass of 1,556.198 g/mol, made up of 23 atoms across 2 elements: 18 × C, 5 × Db.
Molar mass
Molar mass1,556.198 g/mol
Total atoms per molecule23
Distinct elements2
Mass of one molecule2.5841276 × 10^-21 g
Molecules per gram3.869778 × 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
C13.9%
Db86.1%
Carbon (C × 18)216.198 g/mol, 13.893%
Dubnium (Db × 5)1,340 g/mol, 86.107%
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