Recognised as Colour
#C101B7
- #C101B7
- Magenta
- Dark
- Nearest: Dark orchid
#C101B7 is a magenta with RGB values 193, 1, 183 and HSL 303°, 99%, 38%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Dark orchid.
Colour values
#C101B7#C101B7
HEX#C101B7
RGBrgb(193, 1, 183)
RGB (0–1)0.7569, 0.0039, 0.7176
RGB percentages75.7%, 0.4%, 71.8%
HSLhsl(303.1, 99%, 38%)
HSV / HSBhsv(303.1, 99.5%, 75.7%)
CMYK0%, 99.5%, 5.2%, 24.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,648,887
CSS custom property--colour: #C101B7;
Brightness & contrast
Relative luminance0.14778WCAG 2.x, 0 is black and 1 is white
Perceived brightness122.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.31:1
Contrast with white5.31:1WCAG normal text: AA
Contrast with black3.96:1WCAG normal text: Fail
Greyscale equivalent#373737
Inverted#3EFE48
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.31:1WCAG large text: AAA
Contrast with black, large text3.96:1WCAG large text: AA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#01C10B
Analogous#6B01C1, #C10157
Triadic#B7C101, #01B7C1
Split complementary#57C101, #01C16B
Tetradic#C16B01, #01C10B, #0157C1
Tints, shades & saturation
Channel breakdown
R193
G1
B183
Red193 (75.7%)
Green1 (0.4%)
Blue183 (71.8%)
Hue303.13°
Saturation (HSL)98.97%
Lightness38.04%
Dominant channelRed
Hex per channelR C1 · G 01 · B B7
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Harmonies
Similar named colours
Also reads as
C101B7 (chemical formula)
- Formula
- 1,288.781 g/mol
- 108 atoms
C101B7 has a molar mass of 1,288.781 g/mol, made up of 108 atoms across 2 elements: 101 × C, 7 × B.
Molar mass
Molar mass1,288.781 g/mol
Total atoms per molecule108
Distinct elements2
Mass of one molecule2.1400712 × 10^-21 g
Molecules per gram4.6727417 × 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
C94.1%
B5.9%
Carbon (C × 101)1,213.111 g/mol, 94.129%
Boron (B × 7)75.67 g/mol, 5.871%
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